Initializing help system before first use

compare

Purpose
Compare 2 values.
Synopsis
function compare(arg1:ordered type, arg2:same type as arg1):integer
Arguments
arg1 
First operand for the comparison
arg2 
Second operand for the comparison (same type as arg1)
Return value
0 if arguments are identical, -1 if the first argument is less than the second argument and 1 otherwise.
Further information
This function is defined for integer, real, string and boolean variables. It is also available for module types that implement the necessary functionality.

Parent Topic Predefined functions and procedures

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