fdiv
(PHP 8)
fdiv — Divides two numbers, according to IEEE 754
说明
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
示例
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)
?>
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