javascript-初级-day04js数据类型
day01-js数据类型
"Content-Type" content="text/html; charset=utf-8">无标题文档
day02-JS数据类型转换
"Content-Type" content="text/html; charset=utf-8">无标题文档
day03-隐式类型转换
"Content-Type" content="text/html; charset=utf-8">无标题文档
day04-NaN
"Content-Type" content="text/html; charset=utf-8">无标题文档
day05-isNaN()
"Content-Type" content="text/html; charset=utf-8">无标题文档
day06-isNaN()实例
"Content-Type" content="text/html; charset=utf-8">无标题文档 "text" /> "button" value="判断输入值是不是数字" />