How to use array diff key in PHP
In this article, I will explain how the array() function can be used in PHP.
array_diff_key() function in PHP
-
The array_diff_key() function compares two or more arrays, and returns the difference.
-
In array_diff_key() function, only the key is used in the comparison.
Syntax
array_diff_key(array1,array2,array3....) |
Parameter
-
array1 array1 is required parameter. The first array is the array which will be compared with other arrays.
-
array2 array2 is required parameter. An array to be compared with the first array.
-
array3 array3 is optional parameter. An array to be compared with the first array.
Example
The following example show to how the array_diff_key() function can be used in PHP.
<h3 style="color: darkgreen;">array_diff_key() function example in PHP</h3>
<?php
$i1=array(0=>"Nitin",1=>"Manish",2=>"Aman");
$i2=array(2=>"Rajesh",3=>"Saurabh",4=>"Ravi");
$i3=array(5=>"Arvind",6=>"Sunny",7=>"Neeraj");
print_r(array_diff_key($i1,$i2,$i3));
?> |
Output
You may also want to read these related articles here
Ask Your Question
Got a programming related question? You may want to post your question here