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Online Sandbox for SQL and PHP: Write, Run, Test, and Share SQL Queries and PHP Code
<?php
$array = [['111' => 'elem 1'], ['21'=> 'elem 2'], ['31' => 'elem 3']];
foreach($array as $k){
$v = serialize($k);
print_r($v);
$arrays = unserialize($v);
print_r($arrays);}
//$arrays = unserialize($string);
//print_r($arrays);}