如何去除'

怎么去除\'？？？？？急！！！！
我用ereg_replace("\'","",‘\'o0pk9uHmulZSZxLvNswuI2rBR9tE\'’)
------解决方案--------------------

echo str_replace("\'","","\'o0pk9uHmulZSZxLvNswuI2rBR9tE\'");