2021-08-29 13:11:54 +02:00
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The global command `:g[lobal]` is very powerful. It is used to execute a command matching a pattern. The syntax is
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2021-12-08 14:31:46 +01:00
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```vim
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2021-08-29 13:11:54 +02:00
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:[range]g/pattern/cmd
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```
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The default range is whole file. If you want to change the range here is a reference table for substitution.
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| Range | Description | Example |
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| ------ | --------------------------------------| --------------------|
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| 28 | line 28 | :28s/bad/good/g |
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| 1 | first line | :1s/bad/good/g |
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| $ | last line | :$s/bad/good/g |
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| % | all lines in a file (same as 1,$) | :%s/bad/good/g |
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| 6,28 | lines 6 to 28 inclusive | :6,28s/bad/good/g |
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| 11,$ | lines 11 to end of the file | :11,$s/bad/good/g |
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| .,$ | current line to end of the file | :.,$s/bad/good/g |
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| .+1,$ | line after current line to end | :.+1,$s/bad/good/g |
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| .,+4 | current to current+5 line, inclusive) | :.,.+4s/bad/good/g |
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| ?a?,/b | between patterns a and b, inclusive) | :?a?,/b/s/bad/good |
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Example global commands:
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- `:g/error/d` - delete all lines containing string `error`
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- `g!/important/d` - delete all lines **not** containing string `important`
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- `4,10t15` - copy all lines between 4 and 10 **t**o line 15
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- `4,10m15` - **m**ove all lines between 4 and 10 **t**o line 15
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- `:5,18g/^foo/normal 0df=` - run normal command `0df=` on the lines between 5 and 18 which starts with string `foo`
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