PHP Array_combine ()

Definition and usage

The Array_combine () function creates a new array by merging two arrays, where the first array is a key (index) and the second array is a value.

If one of the arrays is empty, or if the length of the two array is different, the function returns FALSE.

Grammar

Array_combine (Array1,array2)

Parameters	Describe
Array1	Necessary. Specifies the post-merge key (index).
Array2	Necessary. Specifies the value after the merge.

Hints and Notes

Note: two parameters (arrays) must be of the same length.

Example

<?php$a1 = Array ("A", "B", "C", "D"), $a 2 = Array ("A", "B", "C", "D");p Rint_r (Array_combine ($a 1, $a 2));? >

Output:

Array ([A] = a [b] = b [c] = = c [d] + D)

　　

PHP Array_combine ()