int() function in Perl returns the integer part of given value. It returns $_ if no value provided. Note that $_ is default input which is 0 in this case. The int() function does not do rounding. For rounding up a value to an integer, sprintf is used.
VAR: value which is to be converted into integer
Returns: Returns the integer part of VAR
Integer value is 19 Integer value is -18
Integer value is 4 Integer value is -4
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