Perl | length() Function

length() function in Perl finds length (number of characters) of a given string, or $_ if not specified.

Syntax:length(VAR) Parameter: VAR: String or a group of strings whose length is to be calculated Return: Returns the size of the string.

Example 1: Output:

Length of String is: 15

  Example 2: Output:

Length of String is: 20

Note : Scalar context on an array or hash is used if the corresponding size is to be determined.