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copied!<pre><code>set var=%var:~-1% </code></pre> <p>see <code>SET /?</code> from the prompt for docco.</p> <hr> <pre><code>@ECHO OFF SETLOCAL SET var=abcd SET var2=%var:~-1% CALL :show "-1" SET var2=%var:~-2% CALL :show "-2" SET var2=%var:~-3% CALL :show "-3" SET var2=%var:~1% CALL :show "1" SET var2=%var:~2% CALL :show "2" SET var2=%var:~3% CALL :show "3" SET var2=%var:~0,1% CALL :show "0,1" SET var2=%var:~0,2% CALL :show "0,2" SET var2=%var:~0,3% CALL :show "0,3" SET var2=%var:~0,-1% CALL :show "0,-1" SET var2=%var:~0,-2% CALL :show "0,-2" SET var2=%var:~0,-3% CALL :show "0,-3" SET var2=%var:~1,-1% CALL :show "1,-1" SET var2=%var:~1,-2% CALL :show "1,-2" SET var2=%var:~1,-3% CALL :show "1,-3" GOTO :eof :show echo Test with "var:~%~1" : var=%var% var2=%var2% GOTO :eof </code></pre> <p>Results:</p> <pre><code>Test with "var:~-1" : var=abcd var2=d Test with "var:~-2" : var=abcd var2=cd Test with "var:~-3" : var=abcd var2=bcd Test with "var:~1" : var=abcd var2=bcd Test with "var:~2" : var=abcd var2=cd Test with "var:~3" : var=abcd var2=d Test with "var:~0,1" : var=abcd var2=a Test with "var:~0,2" : var=abcd var2=ab Test with "var:~0,3" : var=abcd var2=abc Test with "var:~0,-1" : var=abcd var2=abc Test with "var:~0,-2" : var=abcd var2=ab Test with "var:~0,-3" : var=abcd var2=a Test with "var:~1,-1" : var=abcd var2=bc Test with "var:~1,-2" : var=abcd var2=b Test with "var:~1,-3" : var=abcd var2= </code></pre> <p>For your <code>IF</code> statement, try</p> <pre><code>IF "%var:~-1%"=="0" (dosomething) else (dosomethingelse) </code></pre>

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