<?php // create array of objects: $arr = []; for ($i = 0, $max = 3; $i < $max; $i++) { $arr[] = new stdClass; } $arr[0]->text = "ans1"; $arr[1]->text = "ans2"; $arr[2]->text = "ans3"; $nu = array_map(function($e){ return $e->text;},$arr); $str = join(",",$nu); print_r( $str ); print_r($nu);
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