gmp_cmp

Description

int gmp_cmp ( resource a, resource b )

Returns a positive value if a > b, zero if a = b and a negative value if a < b.

例子 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