incr(n) Tcl Built-In Commands incr(n)
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NAME
incr - Increment the value of a variable
SYNOPSIS
incr varName ?increment?
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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)
