PHP: gmp_div_q

Description

resource gmp_div_q ( resource a, resource b [, int round] )

Divides a by b and returns the integer result. The result rounding is defined by the round, which can have the following values:

GMP_ROUND_ZERO: The result is truncated towards 0.
GMP_ROUND_PLUSINF: The result is rounded towards +infinity.
GMP_ROUND_MINUSINF: The result is rounded towards -infinity.

This function can also be called as gmp_div().

例子 1. gmp_div_q() example


<?php

$div1 = gmp_div_q("100", "5");

echo gmp_strval($div1) . "\n";



$div2 = gmp_div_q("1", "3");

echo gmp_strval($div2) . "\n";



$div3 = gmp_div_q("1", "3", GMP_ROUND_PLUSINF);

echo gmp_strval($div3) . "\n";



$div4 = gmp_div_q("-1", "4", GMP_ROUND_PLUSINF);

echo gmp_strval($div4) . "\n";



$div5 = gmp_div_q("-1", "4", GMP_ROUND_MINUSINF);

echo gmp_strval($div5) . "\n";

?>

The printout of the above program will be:


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