如何将数组值爆炸并更改为键？

Question

I am having an array like this.

Array
(
    [0] => Array
        (
            [0] => a~226
            [1] => a~228
        )

    [1] => Array
        (
            [0] => b~123
            [1] => b~209
        )

    [2] => Array
        (
            [0] => c~161
            [1] => c~140
        )

)

I want to explode this array using ~ symbol and i want value to be a key in php array.i want an array like this.Kindly help me write the code.

Array
(
    [0] => Array
        (
            [a] => 226
            [a] => 228
        )

    [1] => Array
        (
            [b] => 123
            [b] => 209
        )

    [2] => Array
        (
            [c] => 161
            [c] => 140
        )

)

Thanks in advance...

Answer 1

try this

$arr_new  = array();
foreach($arr_main as $key=>$arr)
{
    foreach($arr as $k=>$val)
    {
        $str = explode("~",$val);
        $arr_new[$key][$str[0].$k]=$str[1];
    }
}

will maintain the index as a0, a1