Definition :
The array_uintersect_uassoc() function compares the keys and values of two or more arrays and returns the matches using the user-defined key and value comparison functions.
The basic syntax of the array_uintersect_uassoc() function is given with:
array_uintersect_uassoc(array1, array2, ..., value_compare_function, key_compare_function);
The array_uintersect_uassoc() function accepts the following parameters.
| Parameter | Description |
|---|---|
| array1 | Required. Specifies the array to compare from. |
| array2 | Required. Specifies an array to compare against. |
| ... | Optional. Specifies more arrays to compare against. |
| value_compare_function | Required. Specifies a callback function to use for value comparison. |
| key_compare_function | Required. Specifies a callback function to use for key comparison. |
Example1: following example below Compare the keys and values of two arrays (using two user-defined functions for comparison) and return the matches.
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Output :
Array
(
[a] => web
)