Question

How to create an array by using one array for keys and another for the values in PHP

Answer 1

$arr_key = array('green', 'red', 'yellow');
$arr_val = array('1', '2', '3');
$ac = array_combine($arr_key, $arr_val);

print_r($ac);  



/*
run:

Array ( [green] => 1 [red] => 2 [yellow] => 3 ) 

*/

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Answer 2

$ac = array_combine(Array('a','b','c'), Array(1,2,3));

print_r($ac);  



/*
run:

Array ( [a] => 1 [b] => 2 [c] => 3 ) 

*/

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Answer 3

print_r(array_combine(Array('a','b','c'), Array(1,2,3)));  



/*
run:

Array ( [a] => 1 [b] => 2 [c] => 3 ) 

*/

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Answer 4

$ac = array_combine(Array('a','b','c'), Array(1,2,3,4,5));

print_r($ac);  



/*
run:

Warning: array_combine(): Both parameters should have an equal number of elements...

*/

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