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ord

(PHP 3, PHP 4, PHP 5)

ord -- Return ASCII value of character

int ord ( string string )

Returns the ASCII value of the first character of string. This function complements chr().

Example 1. ord() example


<?php
$str = "\n";
if (ord($str) == 10) {
    echo "The first character of \$str is a line feed.\n";
}
?>

You can find an ASCII-table over here: http://www.asciitable.com.