正则表达式("[\w-\s]+")是什么意思?取自一段邮箱验证的正则表达式:(很长很长)我想知道为什么("\w-\s]+")里面要用引号/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/25 20:47:04
![正则表达式(](/uploads/image/z/8470506-66-6.jpg?t=%E6%AD%A3%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F%28%22%5B%5Cw-%5Cs%5D%2B%22%29%E6%98%AF%E4%BB%80%E4%B9%88%E6%84%8F%E6%80%9D%3F%E5%8F%96%E8%87%AA%E4%B8%80%E6%AE%B5%E9%82%AE%E7%AE%B1%E9%AA%8C%E8%AF%81%E7%9A%84%E6%AD%A3%E5%88%99%E8%A1%A8%E8%BE%BE%E5%BC%8F%EF%BC%9A%EF%BC%88%E5%BE%88%E9%95%BF%E5%BE%88%E9%95%BF%EF%BC%89%E6%88%91%E6%83%B3%E7%9F%A5%E9%81%93%E4%B8%BA%E4%BB%80%E4%B9%88%28%22%5Cw-%5Cs%5D%2B%22%29%E9%87%8C%E9%9D%A2%E8%A6%81%E7%94%A8%E5%BC%95%E5%8F%B7%2F%5E%28%28%22%5B%5Cw-%5Cs%5D%2B%22%29%7C%28%5B%5Cw-%5D%2B%28%3F%3A%5C.%5B%5Cw-%5D%2B%29%2A%29%7C%28%22%5B%5Cw-%5Cs%5D%2B%22%29%28%5B%5Cw-%5D%2B%28%3F%3A%5C.%5B%5Cw-%5D%2B%29%2A%29%29%28%40%28%28%3F%3A%5B%5Cw-%5D%2B%5C.%29%2A%5Cw%5B%5Cw-)
正则表达式("[\w-\s]+")是什么意思?取自一段邮箱验证的正则表达式:(很长很长)我想知道为什么("\w-\s]+")里面要用引号/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-
正则表达式("[\w-\s]+")是什么意思?
取自一段邮箱验证的正则表达式:(很长很长)
我想知道为什么("\w-\s]+")里面要用引号
/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$)|(@\[?((25[0-5]\.|2[0-4][0-9]\.|1[0-9]{2}\.|[0-9]{1,2}\.))((25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\.){2}(25[0-5]|2[0-4][0-9]|1[0-9]{2}|[0-9]{1,2})\]?$)/i
正则表达式("[\w-\s]+")是什么意思?取自一段邮箱验证的正则表达式:(很长很长)我想知道为什么("\w-\s]+")里面要用引号/^(("[\w-\s]+")|([\w-]+(?:\.[\w-]+)*)|("[\w-\s]+")([\w-]+(?:\.[\w-]+)*))(@((?:[\w-]+\.)*\w[\w-
我想知道为什么("\w-\s]+")里面要用引号