= Batch Builtin Commands =

The set of portable commands.

<<TableOfContents>>

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== Commands ==

||'''Commands'''||'''Description'''||'''Example'''||
||`assoc`       ||                 || ||
||`break`       ||No-op; legacy from MS-DOS|| ||
||`call`        ||                 || ||
||`cd`          ||Alias of `chdir` || ||
||`chdir`       ||Changes working directory; if no argument supplied, prints the current working directory|| ||
||`cls`         ||Clears the screen|| ||
||`color`       ||Sets the background and foreground colors|| ||
||`copy`        ||Copies one or more files; if the destination is not provided, the current working directory is used|| ||
||`del`         ||Deletes one or more files|| ||
||`dir`         ||Lists the contents of a directory|| ||
||`date`        ||Outputs the system date|| ||
||`echo`        ||Writes a message || ||
||`endlocal`    ||Ends local scoping of environment variables|| ||
||`erase`       ||Alias of `del`   || ||
||`exit`        ||Immediately exits the current shell|| ||
||`ftype`       ||                 || ||
||`goto`        ||                 || ||
||`md`          ||Alias of `mkdir` || ||
||`mkdir`       ||Creates a directory|| ||
||`mklink`      ||Creates a symbolic link|| ||
||`move`        ||Moves one or more files; if the destination is not provided, the current working directory is used|| ||
||`path`        ||Outputs or sets the value of `%PATH%`|| ||
||`pause`       ||Prompts the user for input before continuing|| ||
||`popd`        ||                 || ||
||`prompt`      ||                 || ||
||`pushd`       ||                 || ||
||`rd`          ||Alias of `rmdir` || ||
||`ren`         ||Alias of `rename`|| ||
||`rename`      ||Renames one or more files|| ||
||`rem`         ||                 || ||
||`rmdir`       ||Delete one or more directories|| ||
||`set`         ||Outputs or sets environment variables|| ||
||`setlocal`    ||Causes all subsequent changes to environment variables to be locally scoped|| ||
||`shift`       ||Renames the positional variables; `%2` becomes `%1`, etc.|| ||
||`start`       ||                 || ||
||`time`        ||Outputs the system date|| ||
||`title`       ||                 || ||
||`type`        ||                 || ||
||`ver`         ||Prints the operating system version|| ||
||`verify`      ||                 || ||
||`vol`         ||Lists volume names|| ||



=== Copy and Rename ===

`copy` and `rename` can take wildcard patterns to bulk rename files.

{{{
copy *.txt *.bak
}}}



=== Echo ===

To disable echoing, try:

{{{
@echo off
}}}



=== Set ===

To prompt a user for a value, try:

{{{
set /p x=type a number:
}}}

To perform basic arithmetic, try:

{{{
set /a y=%x% + 1
}}}

Valid arithmetic operators are:

||'''Operator'''||'''Meaning''' ||
||`+`           ||Addition      ||
||`-`           ||Subtraction   ||
||`*`           ||Multiplication||
||`/`           ||Division      ||

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=== Color Codes ===

Valid colors background and foreground colors are:

||'''Code'''||'''Color'''||
||`0`       ||Black      ||
||`1`       ||Navy       ||
||`2`       ||Green      ||
||`3`       ||Teal       ||
||`4`       ||Maroon     ||
||`5`       ||Purple     ||
||`6`       ||Olive      ||
||`7`       ||Silver     ||
||`8`       ||Gray       ||
||`9`       ||Blue       ||
||`A`       ||Lime       ||
||`B`       ||Aqua       ||
||`C`       ||Red        ||
||`D`       ||Fuchsia    ||
||`E`       ||Yellow     ||
||`F`       ||White      ||

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== Reserved Keywords ==

Some parts of the language are technically implemented as a command.

See [[Batch/Logic#If|here]] for `if` and `else`.

See [[Batch/Looping#For|here]] for `for`.



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