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php chr() function syntax

Function: Return characters from the specified ASCII value.

Syntax: chr(ascii)

Parameters:

Parameter Description
ascii Required, specify the ASCII value

Description: chr() function returns characters from the specified ASCII value. ASCII values ??can be specified as decimal, octal, or hexadecimal values. Octal values ??are defined with leading 0, and hexadecimal values ??are defined with leading 0x.

php chr() function example

<?php
echo chr(82) . "<br>"; // 十進(jìn)制
echo chr(062) . "<br>"; // 八進(jìn)制值
echo chr(0x42) . "<br>"; // 十六進(jìn)制值
?>

Run instance?

Click the "Run instance" button to view the online instance

Output:

R
2
B