chr
(PHP 4, PHP 5)
chr — Return a specific character
說明
string chr
( int $ascii
)
Returns a one-character string containing the character specified by ascii .
This function complements ord().
參數
- ascii
-
The ascii code.
Return值
Returns the specified character.
範例
Example#1 chr() example
<?php
$str = "The string ends in escape: ";
$str .= chr(27); /* add an escape character at the end of $str */
/* Often this is more useful */
$str = sprintf("The string ends in escape: %c", 27);
?>