- array_map: documentation ( source)
- var_dump: documentation ( source)
- join: documentation ( source)
<?php
// create array of objects
$arr = [];
$tx = ["ans1","ans2","ans3"];
for ($i = 0, $max = 3; $i < $max; $i++) {
$arr[] = new stdClass;
$arr[$i]->text = $tx[$i];
}
//***** First Answer *******
$nu = array_map( function($e)
{
return $e->text;
}, $arr);
//***** Second Answer *******
$str = join(",",$nu);
// ***** Output *********
var_dump( $nu, $str );