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array_intersect_uassoc () returns an array containing all the values of array that are present in all the arguments. Note that the keys are used in the comparison unlike in array_intersect ().
Definition and Usage The array_intersect_uassoc () function compares the keys and values of two (or more) arrays, and returns the matches. Note: This function uses a user-defined function to compare the keys! This function compares the keys and values of two or more arrays, and return an array that contains the entries from array1 that are present in array2, array3, etc.
Jul 11, 2025 · The array_uintersect_uassoc () function is an inbuilt function in PHP which is used to computes the intersection of two arrays. There is the role of a callback function which helps in comparing and computing the indexes values, It compares the keys. It also compares the values inside the two or more arrays using two user-defined functions and then returns the matches. The array_uintersect ...
PHP array_intersect_uassoc () Function Topic: PHP Array Reference Prev | Next Description The array_intersect_uassoc() function compares the values of two or more arrays and returns the matches with additional key check using a user-defined key comparison function. The following table summarizes the technical details of this function.
- PHP 5+
PHP array_uintersect_uassoc function tutorial shows how to compute array intersection with custom comparison in PHP. Learn with practical examples.
This function returns an array containing all the values of array1 that are present in all the arguments array2, array3. Try out following example − This will produce the following result −
Learn how to use the PHP array_uintersect_uassoc function to compare arrays and find the values that exist in all of them. This comprehensive guide covers everything you need to know, including custom comparison functions, performance tips, and real-world
