Integer division

说明

integer intdiv ( integer $numerator , integer $divisor )

Returns the integer division of numerator by divisor.

参数

numerator: Number to be divide.
divisor: Number which divides the numerator

返回值

The integer division of numerator by divisor. If divisor is zero, it throws an E_WARNING and returns FALSE. If the numerator is LONG_MIN (-PHP_INT_MAX - 1) and the divisor is -1, it returns zero.

范例

Example #1 intdiv() example


<?php
var_dump(intdiv(3, 2));
var_dump(intdiv(-3, 2));
var_dump(intdiv(3, -2));
var_dump(intdiv(-3, -2));
var_dump(intdiv(PHP_INT_MAX, PHP_INT_MAX));
var_dump(intdiv(-PHP_INT_MAX - 1, -PHP_INT_MAX - 1));
var_dump(intdiv(-PHP_INT_MAX - 1, -1));
var_dump(intdiv(1, 0));
?>

int(1)
int(-1)
int(-1)
int(1)
int(1)
int(1)
int(0)

Warning: intdiv(): Division by zero in %s on line 9
bool(false)