(PHP 4 >= 4.0.4, PHP 5, PHP 7)
gmp_clrbit — Clear bit
Clears (sets to 0) bit index
in
a
. The index starts at 0.
A GMP number resource in PHP 5.5 and earlier, or a GMP object in PHP 5.6 and later.
Приклад #1 gmp_clrbit() example
<?php
$a = gmp_init("0xff");
gmp_clrbit($a, 0); // index starts at 0, least significant bit
echo gmp_strval($a) . "\n";
?>
Наведений вище приклад виведе:
254
Зауваження:
Unlike most of the other GMP functions, gmp_clrbit() must be called with a GMP resource that already exists (using gmp_init() for example). One will not be automatically created.