小编Bas*_*ien的帖子

假设我有这个:

$array = array("john" => "doe", "foe" => "bar", "oh" => "yeah");

foreach($array as $i=>$k)
{
echo $i.'-'.$k.',';
}

回声 "john-doe,foe-bar,oh-yeah,"

我怎么摆脱最后一个逗号？