- json_decode: documentation ( source)
- print_r: documentation ( source)
<?php
$json_arr='{"#D1 1":"750x225","#D1 2":"735x450","#D1 3":"750x216","#D2 1":"750x450","#D2 2":"735x450"}';
$encode=json_decode($json_arr);
$out = $sep = '';
foreach( $encode as $key => $value ) {
$out .= $sep . $key . ':' . $value;
$sep = ',';
}
print_r($out);