PHP chr() function with example

By IncludeHelp Last updated : December 27, 2023

PHP chr() function

The chr() function is used to get the character from a given ASCII code. ASCII value can be in decimal format, octal format by following 0 (zero), and hexadecimal format by following 0x.

Syntax

The syntax of the chr() function:

chr(ASCII_value);

Parameters

The parameters of the chr() function:

  • ASCII_value: It accepts ASCII value in number.

Return Value

The return value of this method is string, it returns corresponding character.

Sample Input/Output

Input: 65
Output: 'A'

Input: 0x41
Output: 'A'

Example of PHP chr() Function

<?php
echo (chr(65)."\n"); //ASCII value of 'A' in decimal
echo (chr(0101)."\n"); //ASCII value of 'A' in octal
echo (chr(0x41)."\n"); //ASCII value of 'A' in hex
?>

Output

The output of the above example is:

A
A
A

To understand the above example, you should have the basic knowledge of the following PHP topics:

All PHP Programs

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