How to use php array_product() function? (code example)

array_product() is a built-in function in PHP that returns the product of all numbers in a given array. This function accepts an array consisting only of numbers. If there is other data in the array besides numbers, the function returns 0.

Syntax:

array_product($array)

Parameters:

array_product() function has a Mandatory parameter $array for which we want to calculate the product of all values.

Return value:

This function returns three different values ​​based on the following conditions:

● If the array contains at least one non-numeric data, then Return 0.

● When an empty array is passed as parameter, it returns 1.

● If neither of the above conditions are met, return the product of all items in the array.

Code Example 1:

<?php 

$a1=array(1, 2, 3, 4); 
  
echo(array_product($a1)); 
?>

Output:

24

Code Example 2: When the array contains at least one non-numeric data.

<?php 
  
$a1=array(1, 2, 3, &#39;a&#39;); 
  
echo(array_product($a1)); 
?>

Output:

0

Code example 3: When the array is empty.

<?php 
  
$a1=array(); 
  
echo(array_product($a1)); 
?>

Output:

1

Related recommendations: "PHP Tutorial"

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