摘要: javascript中typeof用来判断一个变量或表达式的数据类型。 typeof 返回值有六种可能: "number," "string," "boolean," "object," "function," 和 "undefined." 参考:http://www.zgguan.com/zsfx 阅读全文
posted @ 2016-09-19 10:45 ximi007 阅读(163) 评论(0) 推荐(0) 编辑