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run code in 200+ php & hhvm versions
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<?php $input = array( array( 'tag_name' => 'google' ), array( 'tag_name' => 'technology' ) ); foreach ($input as $arr) { $inputs .= $arr["tag_name"] . "','"; } echo $inputs;
based on 337ID
Output for 5.0.4 - 7.2.0
Notice: Undefined variable: inputs in /in/AjSrJ on line 12 google','technology','
Output for 4.3.0 - 5.0.3
Notice: Undefined variable: inputs in /in/AjSrJ on line 12 google','technology','