PHP Functions Essential Reference

ord

int ord(string character) 

Gets the ASCII code for a character.

Returns:

Integer between 0 and 255

Description:

ord() returns the ASCII code for a single character. The value is returned in decimal/base10. To convert the value to hex or octal, use decbin() or dechex(), respectively.

Version:

PHP 3+, PHP 4+

See also:

Other functions that deal with the ASCII value of a character:

bin2hex() 
chr() 
pack() 
printf() 
sprintf() 
unpack() 

Example:

Display the character code for a newline

<?php echo ord ("\n"); ?> Output: 10