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@ 2019-07-04T14:42:32Z

<?php

$arrays = [
    [101 => "Abbottabad"],
    [102 => "Abdul Hakim"],
    [103 => "Ahmed Pur East"]
];

$res = [];

foreach($arrays as $array) {
    $res[key($array)] = reset($array);
}

print_r($res);

Output
Performance
VLD
References
Branches

reset: documentation ( source)
print_r: documentation ( source)
key: documentation ( source)

preferences:dark modelive previewkey bindings

23.66 ms | 406 KiB | 5 Q