Php for each with comma separator except last

Sometimes we write a logic to show comma separated data. But the challenge is not to append comma to the last value. We can do this by using next() function: <?php $arr = array('tvs','hero','honda','bajaj'); $copy = $arr; foreach ($arr as $val) { echo $val; if (next($copy )) { echo ','; // Add comma for all elements instead of last } } ?> code{ background: #f9f9f9;...

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