In the statement below ... 1. What does the (!~) mean? 2. What do the forward slashes mean around (not stop)? if($CPC_stop_type[$i] !~ /not stop/){

The !~ operator basically means "does not match", on its left-hand side is the thing being matched against (usually a string), and on its right-hand side is the thing doing the matching, such as a regular expresion. /not stop/ is a regular expression (regex) that looks for the characters not stop (this particular regex does not contain any characters that have a special meaning in regexes). In English, that line of code reads as "If the $ith element of the array @CPC_stop_type does not contain the sequence of characters not stop, then ..."

In reply to Re: Forward slashes around argument by haukex
in thread Forward slashes around argument by thnksnw

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