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-*- outline -*-
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215
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* Variables.
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Variable name start with letter and underscore, next chars can be letter,
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number and underscore. Variable name is case insensitive.
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** List of variables.
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cmd> set
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...
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VAR=VALUE
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** Getting.
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Write %VAR% in place where you want insert variable VAr value.
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** Setting.
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cmd> set /p VAR=VALUE
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VAR is variable name, VALUE is value.
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** Deleting.
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cmd> set VAR=
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VAR is variable name.
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216
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** Input from user.
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215
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cmd> set /p VAR=PROMPT
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VAR is variable name, PROMPT is displayed prompt.
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216
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** Input from file.
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215
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cmd> set /p VAR=<FILE
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VAR is variable name, FILE is file name. Sfter executing VAR contain first
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line from FILE.
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99
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* CMD tricks.
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$ set /p TOOLOUTPUT= < temp.txt
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$ for /f "tokens=*" %%i in ('%~dp0sometool.exe') do set TOOLOUTPUT=%%i
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$ for /f "tokens=1 delims=" %%s in (users.txt) do (echo %%S & command "%%S") >> outputfile.txt
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350
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* Limits.
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Variable value and one line command string after expansion can not exceed 8191
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characters for Windows XP and later and 2047 for Windows NT, Windows 2000.
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http://support.microsoft.com/default.aspx?scid=kb;en-us;830473
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Command prompt (Cmd. exe) command-line string limitation
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