Perl String FunctionsNEW!!! Check my new resource: Perl How To Tutorial eBooks Some of these functions allow you to find the string’s length, get a substring or the position of a substring in a string, change the case of the characters in the string, to mention only some of them. In calling these functions, if no argument variable is specified, the respective function will use by default the special variable $_. We’ll shortly describe below some of the most frequently used Perl string functions:
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