khoand0000 · September 11, 2014 15:29
diff --git a/key_implode.php b/key_implode.php
 <?php 
 function key_implode($glue, $array){ 
    $keys = array_keys($array); 
    return implode($glue, $keys); 
 } 

 $arr = array("cats" => 4, "dogs" => 8, "fish" =>10); 

 echo key_implode(",", $arr); 
 ?>
	<?php
	function key_implode($glue, $array){
	$keys = array_keys($array);
	return implode($glue, $keys);
	}

	$arr = array("cats" => 4, "dogs" => 8, "fish" =>10);

	echo key_implode(",", $arr);
	?>