(PHP 4 >= 4.0.4, PHP 5)
Returns a positive value if a > b, zero if a = b and a negative value if a < b.
Пример 1. gmp_cmp() example
<?php $cmp1 = gmp_cmp("1234", "1000"); // greater than $cmp2 = gmp_cmp("1000", "1234"); // less than $cmp3 = gmp_cmp("1234", "1234"); // equal to echo "$cmp1 $cmp2 $cmp3\n"; ?>
The printout of the above program will be:
1 -1 0
gmp_clrbit