PHP fdiv() Function

The fdiv() is an inbuilt PHP function that returns the result of a division of 2 numbers(in accordance with IEEE 754). The NaN will never == or === for any value while doing the comparison, even including itself.

Syntax:

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

Parameters: This function accepts 2 parameters:

• num1: This parameter indicates the dividend or numerator.
• num2: This parameter indicates the divisor number

Return Value: This function returns floating point values by dividing num1 / num2. The INF, -INF, or NAN will be returned if the second number is zero. 

Example 1:The following example demonstrates the fdiv() function.

PHP

<?php
   var_dump(fdiv(5.7,1.3));
   var_dump(fdiv(3,2)) ;
?>

Output:

float(4.384615384615385)
float(1.5) 

Example 2: The following example demonstrates the fdiv() function.

PHP

<?php
   var_dump(fdiv(10,2));
   var_dump(fdiv(4,2)) ;
?>

Output:

float(5)
float(2) 

Reference: https://www.php.net/manual/en/function.fdiv.php