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fdiv

(PHP 8)

fdiv — Divides two numbers, according to IEEE 754

Description

fdiv ( float $dividend , float $divisor ) : float

Returns the floating point result of dividing the dividend by the divisor. If the divisor is zero, then one of INF, -INF, or NAN will be returned.

Note that in comparisons, NAN will never == or ===, any value, including itself.

Parameters

dividend

The dividend (numerator)

divisor

The divisor

Return Values

The floating point result of dividend/divisor

Examples

Example #1 Using fdiv()

<?php
var_dump(fdiv(5.7, 1.3)); // float(4.384615384615385)
var_dump(fdiv(4, 2)); // float(2)
var_dump(fdiv(1.0, 0.0)); // float(INF)
var_dump(fdiv(-1.0, 0.0)); // float(-INF)
var_dump(fdiv(0.0, 0.0)); // float(NAN)
?>

See Also

© 1997–2020 The PHP Documentation Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://www.php.net/manual/en/function.fdiv.php