incr man page on OpenDarwin

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incr(n)			     Tcl Built-In Commands		       incr(n)

______________________________________________________________________________

NAME
       incr - Increment the value of a variable

SYNOPSIS
       incr varName ?increment?
_________________________________________________________________

DESCRIPTION
       Increments the value stored in the variable whose name is varName.  The
       value of the variable must be an integer.   If  increment  is  supplied
       then  its  value	 (which	 must  be an integer) is added to the value of
       variable varName;  otherwise 1 is added to varName.  The new  value  is
       stored  as  a  decimal  string in variable varName and also returned as
       result.

SEE ALSO
       expr(n)

KEYWORDS
       add, increment, variable, value

Tcl								       incr(n)
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