Perl length Function



Description

This function returns the length, in characters, of the value of EXPR, or $_ if not specified. Use scalar context on an array or hash if you want to determine the corresponding size.

Syntax

Following is the simple syntax for this function −

length EXPR

length

Return Value

This function returns the size of string.

Example

Following is the example code showing its basic usage −

#!/usr/bin/perl

$orig_string = "This is Test and CAPITAL";
$string_len =  length( orig_string );

print "Length of  String is : $string_len\n";

When above code is executed, it produces the following result −

Length of  String is : 11
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