(No version information available, might be only in CVS)
gmp_testbit — Tests if a bit is set
Tests if the specified bit is set.
It can be either a GMP number resource, or a numeric string given that it is possible to convert the latter to a number.
The bit to test
Returns TRUE on success or FALSE on failure.
E_WARNING is issued when index is less than zero.
Example #1 gmp_testbit() example
<?php$n = gmp_init("1000000");var_dump(gmp_testbit($n, 1));gmp_setbit($n, 1);var_dump(gmp_testbit($n, 1));?>
The above example will output:
bool(false) bool(true)
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