gmp_intval

(PHP 4 >= 4.0.4)

gmp_intval -- Convert GMP number to integer

Description

int gmp_intval ( resource gmpnumber)

This function allows to convert GMP number to integer.

警告

This function returns a useful result only if the number actually fits the PHP integer (i.e., signed long type). If you want just to print the GMP number, use gmp_strval().

例子 1. gmp_intval() example

<?php
// displays correct result
echo gmp_intval("2147483647") . "\n";

// displays wrong result, above PHP integer limit
echo gmp_intval("2147483648") . "\n";

// displays correct result
echo gmp_strval("2147483648") . "\n";
?>

The printout of the above program will be:

2147483647
2147483647
2147483648