intdiv

(PHP 7, PHP 8)

intdivInteger division

Descrizione

intdiv(int $num1, int $num2): int

Returns the integer quotient of the division of num1 by num2.

Elenco dei parametri

num1

Number to be divided.

num2

Number which divides the num1.

Valori restituiti

The integer quotient of the division of num1 by num2.

Errori/Eccezioni

If num2 is 0, a DivisionByZeroError exception is thrown. If the num1 is PHP_INT_MIN and the num2 is -1, then an ArithmeticError exception is thrown.

Esempi

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_MIN, PHP_INT_MIN));
?>

Il precedente esempio visualizzerà:

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

Example #2 intdiv() Example With Invalid Divisor

<?php
try {
intdiv(PHP_INT_MIN, -1);
} catch (
Error $e) {
echo
get_class($e), ': ', $e->getMessage(), PHP_EOL;
}

try {
intdiv(1, 0);
} catch (
Error $e) {
echo
get_class($e), ': ', $e->getMessage(), PHP_EOL;
}
?>

Il precedente esempio visualizzerà:

ArithmeticError: Division of PHP_INT_MIN by -1 is not an integer
DivisionByZeroError: Division by zero

Vedere anche:

  • / - Floating-point division
  • % - Integer modulus
  • fmod() - Returns the floating point remainder (modulo) of the division of the arguments - Floating-point modulo