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| == Overview ==
| | {{MovedToMoodle|See CS-001 Computer Science Reference: Keys → Emacs}} |
| {{KeySymbology}} | | {{MerlinNoteFromEditor|Please provide a link or explain where this is. I can't find the CS-001 reference or the Keys → Emacs page.}} |
| | |
| == Help ==
| |
| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |- | |
| | {{SpecialKey|CONTROL|h}} {{Key|?}}
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| | Provide help '''options'''
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| |-
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| | {{SpecialKey|CONTROL|h}} {{Key|t}}
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| | Start the '''tutorial'''
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| |-
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| | {{SpecialKey|CONTROL|h}} {{Key|k}}
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| | Provide details about a '''key sequence'''
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| |-
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| | {{SpecialKey|CONTROL|h}} {{Key|c}}
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| | Provide the name of a specific '''command'''
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| |-
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| | {{SpecialKey|CONTROL|h}} {{Key|f}}
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| | Describes a specific '''function'''
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| |-
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| | {{SpecialKey|CONTROL|h}} {{Key|a}}
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| | Provide a list of '''commands appropriate''' for the specified description
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| |-
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| | {{SpecialKey|CONTROL|h}} {{Key|i}}
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| | '''information''' mode facilities to read included manuals
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| |-
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| | {{SpecialKey|CONTROL|h}} {{Key|m}}
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| | Provide details about the current '''mode'''
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| |}
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| | |
| == Undo and Cancellation ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{Key|F9}}
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| | '''Undo''' the changes made by a command (Merlin Extension)
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| |-
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| | {{VerySpecialKey|CONTROL|SHIFT|_}}
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| | '''Undo''' the changes made by a command
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| |-
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| | {{SpecialKey|CONTROL|g}} {{VerySpecialKey|CONTROL|SHIFT|_}}
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| | '''Redo''' a previously "undo"
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| |-
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| | {{SpecialKey|CONTROL|g}}
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| | '''Cancel''' a partially typed command or argument prefix
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| |}
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| | |
| == Suspend and Exit ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{SpecialKey|CONTROL|x}} {{SpecialKey|CONTROL|c}}
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| | '''Exit''' emacs
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| |-
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| | {{SpecialKey|CONTROL|z}}
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| | '''Suspend''' emacs temporarily
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| |}
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| | |
| == Navigation ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
| |
| | {{SpecialKey|CONTROL|v}}
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| | '''Scroll down''' (forwards) one page
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| |-
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| | {{SpecialKey|ALT|v}}
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| | '''Scroll up''' (backwards) one page
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| |-
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| | {{SpecialKey|CONTROL|l}} (second character is lowercase 'L')
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| | Clear screen and '''redisplay''' the text, moving the cursor to the vertical center
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| |-
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| | {{SpecialKey|CONTROL|f}}
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| | Move the cursor '''forward''' one '''character'''
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| |-
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| | {{SpecialKey|CONTROL|b}}
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| | Move the cursor '''backward''' one '''character'''
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| |-
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| | {{SpecialKey|CONTROL|p}}
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| | Move the cursor '''up''' one '''line''' (previous line)
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| |-
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| | {{SpecialKey|CONTROL|n}}
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| | Move the cursor '''down''' one '''line''' (next line)
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| |-
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| | {{SpecialKey|ALT|f}}
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| | Move the cursor '''forward''' one '''word'''
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| |-
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| | {{SpecialKey|ALT|b}}
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| | Move the cursor '''backward''' one '''word'''
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| |-
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| | {{SpecialKey|CONTROL|a}}
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| | Move the cursor to the '''beginning''' of a '''line'''
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| |-
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| | {{SpecialKey|CONTROL|e}}
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| | Move the cursor to the '''end''' of a '''line'''
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| |-
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| | {{SpecialKey|ALT|a}}
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| | Move the cursor to the '''beginning''' of a '''sentence'''
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| |-
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| | {{SpecialKey|ALT|e}}
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| | Move the cursor to the '''end''' of a '''sentence'''
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| |-
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| | {{VerySpecialKey|ALT|SHIFT|<}}
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| | Move the cursor to the '''beginning''' of the '''file'''
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| |-
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| | {{VerySpecialKey|ALT|SHIFT|>}}
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| | Move the cursor to the '''end''' of the '''file'''
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| |}
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| | |
| == Deleting, Killing, and Yanking Text ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{SpecialKey|CONTROL|d}}
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| | '''Delete character under''' the cursor
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| |-
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| | {{Key|DEL}}
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| | '''Delete character''' to the '''left''' of the cursor
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| |-
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| | {{SpecialKey|ALT|d}}
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| | '''Kill word after''' the cursor
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| |-
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| | {{SpecialKey|ALT|DEL}}
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| | '''Kill word before''' the cursor
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| |-
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| | {{SpecialKey|CONTROL|k}}
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| | '''Kill text''' from the cursor to the '''end of the line'''
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| |-
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| | {{SpecialKey|CONTROL|u}} {{Key|0}} {{SpecialKey|CONTROL|k}}
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| | '''Kill text''' from the cursor to the '''beginning of the line'''
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| |-
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| | {{SpecialKey|ALT|k}}
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| | '''Kill text''' from the cursor to the '''end of the sentence'''
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| |-
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| | {{SpecialKey|CONTROL|w}}
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| | '''Kill selected text''' (in region)
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| |-
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| | {{SpecialKey|CONTROL|y}}
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| | '''Yank text''' from the '''first block''' of the kill ring, and insert it at the current cursor position
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| |-
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| | {{SpecialKey|ALT|y}}
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| | '''Yank text''' from the '''previous block''' of the kill ring, and insert it at the current cursor position
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| |}
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| | |
| == Marking a Region ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{SpecialKey|CONTROL|SPACE}}
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| | '''Mark''' the beginning of a region
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|h|}}
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| | '''Mark''' the entire text
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| |}
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| == Registers ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|r}} {{Key|SPACE}} ''n''
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| | '''Save''' '''position''' of point in register ''n''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|r}} {{Key|j}} ''n''
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| | '''Jump''' to the '''position''' saved in register ''n''
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| |}
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| | |
| == Repeating Commands ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{SpecialKey|CONTROL|u}} <numeric sequence>
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| | '''Repeat next command''' <numeric sequence> times
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| |}
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| | |
| == Windows ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|1}} (second character is the digit one)
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| | Return to '''one window''' (closes all other windows)
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|2}}
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| | '''Split''' the screen '''horizontally'''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|3}}
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| | '''Split''' the screen '''vertically'''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|0}} (the second character is the digit zero)
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| | '''Close''' the '''current''' window
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|o}} (the second character is lowercase "O")
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| | Move the '''cursor''' to the '''other window'''
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| |-
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| | {{VerySpecialKey|CONTROL|ALT|v}}
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| | '''Scroll''' the '''other window'''
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| |-
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| | {{SpecialKey|ALT|x}} rotate-frame
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| | '''Rotate''' frames
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| |-
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| | {{SpecialKey|ALT|x}} transpose-frames
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| | '''Transpose''' frames
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| |}
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| | |
| == Buffers ==
| |
| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
| |
| |-
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| | {{SpecialKey|CONTROL|x}} {{SpecialKey|CONTROL|b}}
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| | Display a '''list''' of all '''buffers'''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|b}}
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| | '''Switch''' to the specified '''buffer'''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|<math>\leftarrow</math>}}
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| | Select '''previous buffer'''
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| |-
| |
| | {{SpecialKey|CONTROL|x}} {{Key|<math>\rightarrow</math>}}
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| | Select '''next buffer'''
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| |}
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| == Files ==
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| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
| |
| |-
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| | {{SpecialKey|CONTROL|x}} {{SpecialKey|CONTROL|f}}
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| | '''Find''' the specified file
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|4}} {{SpecialKey|CONTROL|f}}
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| | '''Find''' the specified file and open in '''other window'''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{SpecialKey|CONTROL|s}}
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| | '''Save''' the '''current file'''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{SpecialKey|CONTROL|w}}
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| | '''Save''' the '''current file''' to a '''new''' path
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|s}}
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| | '''Save''' '''changed files''' (prompts for all confirmation)
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| |}
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| | |
| == Find and Replace Strings ==
| |
| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
| |
| |-
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| | {{SpecialKey|CONTROL|s}}
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| | Incremental '''forward search'''
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| |-
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| | {{SpecialKey|CONTROL|r}}
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| | Incremental '''reverse search'''
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| |-
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| | {{SpecialKey|ALT|x}} replace-string {{Key|RET}}
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| | '''Replace''' the specified '''string''' with another
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| |}
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| | |
| == Formatting ==
| |
| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
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| |-
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| | {{SpecialKey|ALT|x}} auto-fill-mode {{Key|RET}}
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| | Toggle '''auto-fill mode'''
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| |-
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| | {{SpecialKey|CONTROL|x}} {{Key|f}}
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| | Specify '''margin''' in terms of characters
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| |-
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| | {{SpecialKey|ALT|q}}
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| | '''Re-fill''' the paragraph using the current margin
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| |-
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| | {{SpecialKey|ALT|x}} set-justification-left{{Key|RET}}
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| | '''Left justify''' the region
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| |-
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| | {{SpecialKey|ALT|x}} set-justification-right{{Key|RET}}
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| | '''Right justify''' the region
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| |-
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| | {{SpecialKey|ALT|x}} set-justification-full{{Key|RET}}
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| | '''Full justify''' the region
| |
| |}
| |
| | |
| | |
| == Spelling ==
| |
| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
| |
| |-
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| | {{SpecialKey|ALT|x}} flyspell-mode{{Key|RET}}
| |
| | Enable '''Flyspell mode''', which highlights all misspelled words.
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| |-
| |
| | {{SpecialKey|ALT|$}}
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| | Check and correct spelling of the word at point
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| |-
| |
| | {{SpecialKey|ALT|x}} ispell{{Key|RET}}
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| | Check and correct spelling of the entire buffer (or region)
| |
| |}
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| | |
| == Macros ==
| |
| {| class='wikitable'
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| ! Key Sequence
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| ! Purpose
| |
| |-
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| | {{Key|F3}}
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| | '''Start recording''' macro
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| |-
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| | {{Key|F4}}
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| | '''Finish recording''' macro
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| |-
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| | {{Key|F4}}
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| | '''Use''' previously recorded macro
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| |-
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| | {{SpecialKey|ALT|X}} name-last-kbd-macro
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| | Assign '''name''' to last keyboard macro
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| |-
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| | {{SpecialKey|ALT|X}} insert-kbd-macro
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| | '''Copy''' macro to buffer<br/>
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| May subsequently be placed in emacs initialization file.<br/>
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| Assign key to macro in emacs initialization file:<br/>
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| <code>
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| (global-set-key (kbd "<f5>") 'save-compile-run)
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| </code>
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| |-
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| | {{SpecialKey|ALT|X}} macro-name
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| | '''Run''' specified macro
| |
| |}
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| | |
| == Building and Running (Merlin Extensions) ==
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| {{EmacsKeysRun}}
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| | |
| == Language Services (Merlin Extensions) ==
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| {{EmacsKeysLanguageServices}}
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| | |
| [[Category:Emacs]]
| |