in_array. (PHP 4, PHP 5, PHP 7, PHP 8). in_array — Checks if a value exists in an array ...

Notes ¶. Note: array() is a language construct used to represent literal arrays, and not a regular function.

Compares values only. Ignores indexes of array. Example: array_diff, array_intersect. [prefix] u - will do comparison with user defined function. Letter u can ...

Array_chunk · Is_array · Array_change_key_case · Array_is_list

Arrays ¶ · Introduction · Installing/Configuring · Requirements · Installation · Runtime Configuration · Predefined Constants · Sorting Arrays · Array Functions.

Returns an array containing the results of applying the callback function to the corresponding value of array (and arrays if more arrays are provided) used as ...

Returns the key for needle if it is found in the array, false otherwise. If needle is found in haystack more than once, the first matching key is returned. To ...

In_array · Array_search · Array_values · Array_keys

Returns the new number of elements in the array. Changelog ¶. Version, Description. 7.3.0, This function can now be called with only one parameter ...

array_values() - Return all the values of an array · array_combine() - Creates an array by using one array for keys and another for its values · array_key_exists ...

See Also ¶. array_is_list() - Checks whether a given array is a list; is_float() - Finds whether the type of a variable is float; is_int() - Find whether ...