array_rand(): Randomly Retrieve One or More Elements from an Array
This article explains PHP’s array_rand() function, detailing its purpose of selecting one or multiple random keys from an array, describing its parameters, return values, error handling, and provides a complete code example demonstrating how to retrieve and display random elements.
PHP provides the array_rand() function to select one or more random keys from an array.
Parameters
input : the array from which to pick.
num_req : the number of keys to retrieve; if it exceeds the array size, a warning is generated.
Return value
If a single key is requested, array_rand() returns that key as a scalar; otherwise it returns an array of random keys, allowing you to access the corresponding values.
Example
The output might be:
Morpheus
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