- var_dump: documentation ( source)
- json_decode: documentation ( source)
- array_search: documentation ( source)
- print_r: documentation ( source)
<?php
$array = (array) json_decode('{"0":"toto","1":"tata"}');
print_r( $array );
$tata = array_search( 'tata', $array );
var_dump( $tata );
echo $array[ $tata ];