ord
(PHP 4, PHP 5)
ord — Return ASCII value of character
说明
int ord
( string $string
)
Returns the ASCII value of the first character of string .
This function complements chr().
参数
- string
-
A character.
返回值
Returns the ASCII value as an integer.
范例
Example#1 ord() example
<?php
$str = "\n";
if (ord($str) == 10) {
echo "The first character of \$str is a line feed.\n";
}
?>
