fdiv Divides two numbers, according to IEEE 754

发表日期:2021-07-01 08:56:06 | 来源: | | 浏览(497) 分类:Math 函数

fdiv

(PHP 8)

fdivDivides two numbers, according to IEEE 754

说明

fdiv(float $num1, float $num2): float

Returns the floating point result of dividing the num1 by the num2. If the num2 is zero, then one of INF, -INF, or NAN will be returned.

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

参数

num1

The dividend (numerator)

num2

The divisor

返回值

The floating point result of num1/num2

范例

示例 #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)?>

参见

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