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<?php $input = array( array( 'tag_name' => 'google' ), array( 'tag_name' => 'technology' ) ); $str; foreach ($input as $arr) { $str .= $arr["tag_name"] . ","; } //$ids = array_column($input, 'tag_name'); //$output = implode(',', $ids); echo $str;
Output for git.master, git.master_jit, rfc.property-hooks
Warning: Undefined variable $str in /in/oTBuW on line 14 google,technology,

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