PERL tr /// Function

Syntax

Definition and Usage

This is not a function. This is the transliteration operator; it replaces all occurrences of the characters in SEARCHLIST with the characters in REPLACEMENTLIST.

Return Value

• Number of characters replaced or deleted.

Example

#!/usr/bin/perl -w

$string = 'the cat sat on the mat.';
$string =~ tr/a-z/b/d;

print "$string\n";

It will produce following results: Here option d is used to delete matched characters

 b b   b.