作业帮number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i)
来源：学生作业帮助网 编辑：作业帮 时间：2024/04/29 14:10:47
![number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i)](/uploads/image/z/11334512-56-2.jpg?t=number.match%28%2F%5E%28%5Cd%7B2%7D%29%5Cd%7B4%7D%28%28%28%5Cd%7B2%7D%29%28%5Cd%7B2%7D%29%28%5Cd%7B2%7D%29%28%5Cd%7B3%7D%29%29%7C%28%28%5Cd%7B4%7D%29%28%5Cd%7B2%7D%29%28%5Cd%7B2%7D%29%28%5Cd%7B3%7D%5Bx%5Cd%5D%29%29%29%24%2Fi%29)
number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i)
number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i)
number.match(/^(\d{2})\d{4}(((\d{2})(\d{2})(\d{2})(\d{3}))|((\d{4})(\d{2})(\d{2})(\d{3}[x\d])))$/i)
这个正则表达式用于验证老身份证号是否符合要求（老身份证一般是15或16位的）,而现在的二代身份证都是18位的!