incr(3Tcl)							    incr(3Tcl)

NAME    [Toc]    [Back]

     incr - Increment the value	of a variable

SYNOPSIS    [Toc]    [Back]

     incr varName ?increment?

DESCRIPTION    [Toc]    [Back]

     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.

KEYWORDS    [Toc]    [Back]

     add, increment, variable, value


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