- Perl - Home
- Perl - Introduction
- Perl - Environment
- Perl - Syntax Overview
- Perl - Data Types
- Perl - Variables
- Perl - Scalars
- Perl - Arrays
- Perl - Hashes
- Perl - IF...ELSE
- Perl - Loops
- Perl - Operators
- Perl - Date & Time
- Perl - Subroutines
- Perl - References
- Perl - Formats
- Perl - File I/O
- Perl - Directories
- Perl - Error Handling
- Perl - Special Variables
- Perl - Coding Standard
- Perl - Regular Expressions
- Perl - Sending Email
- Perl - Socket Programming
- Perl - Object Oriented
- Perl - Database Access
- Perl - CGI Programming
- Perl - Packages & Modules
- Perl - Process Management
- Perl - Embedded Documentation
- Perl - Functions References
- Perl Useful Resources
- Perl - Questions and Answers
- Perl - Quick Guide
- Perl - Cheatsheet
- Perl - Useful Resources
- Perl - Discussion
Perl y Function
Description
This function is identical to the tr/// operator; translates all characters in SEARCHLIST into the corresponding characters in REPLACEMENTLIST. It does character by character conversion
Syntax
Following is the simple syntax for this function −
y/SEARCHLIST/REPLACEMENTLIST/
Return Value
This function returns the number of characters modified.
Example
Following is the example code showing its basic usage −
#!/usr/bin/perl -w $string = 'the cat sat on the mat.'; # This will generate a upper case string $string =~ y/a-z/A-Z/; print "$string\n";
When above code is executed, it produces the following result −
THE CAT SAT ON THE MAT.
perl_function_references.htm
Advertisements