摘要: Thetypeofoperatorreturns a string indicating the type of the unevaluated operand.SyntaxThetypeofoperator is followed by its operand:typeof operandPara... 阅读全文
posted @ 2015-05-12 10:58 赤夜_ 阅读(416) 评论(0) 推荐(0) 编辑