我正在使用以下格列斯,以验证电子邮件地址:
"^[-a-zA-Z0-9][-.a-zA-Z0-9]*@[-.a-zA-Z0-9]+(.[-.a-zA-Z0-9]+)*.(com|edu|info|gov|int|mil|net|org|biz|name|museum|coop|aero|pro|[a-zA-Z]{2})$"
遗憾的是,这并不允许用hyphens强调的电子邮件地址。 页: 1
第一期:last@abc.com
我怎么能够加以修改,以利hyphens强调?
我正在使用以下格列斯,以验证电子邮件地址:
"^[-a-zA-Z0-9][-.a-zA-Z0-9]*@[-.a-zA-Z0-9]+(.[-.a-zA-Z0-9]+)*.(com|edu|info|gov|int|mil|net|org|biz|name|museum|coop|aero|pro|[a-zA-Z]{2})$"
遗憾的是,这并不允许用hyphens强调的电子邮件地址。 页: 1
第一期:last@abc.com
我怎么能够加以修改,以利hyphens强调?
<代码>_不是hy,而是强调。 Hyphen is -
如果能够以强调方式启动电子邮件地址,则在<代码>@之前的两种特性类别中添加<>>>。
^[-a-zA-Z0-9_][-.a-zA-Z0-9_]*@...
如果电子邮箱不能从_
开始,只添加到第二类:
^[-a-zA-Z0-9][-.a-zA-Z0-9_]*@...
尽管如此,贵岛议会有以下几个问题:
-
from the first character class to make it [a-zA-Z0-9]
3...@example.com
a valid id - is this status-by-design?RFC对电子邮件地址的具体说明非常复杂。 见thesethreads,以获得更多信息。 也没有忘记只检查用于确认电子邮件地址(请注意,你可能发现该地址为little 超出其建议程度)。
"^[-_a-zA-Z0-9][-_.a-zA-Z0-9]*@[-_.a-zA-Z0-9]+(.[_-.a-zA-Z0-9]+)*.(com|edu|info|gov|int|mil|net|org|biz|name|museum|coop|aero|pro|[a-zA-Z]{2})$"
可能吗?
^[-a-zA-Z0-9_][-.a-zA-Z0-9_]*@[-.a-zA-Z0-9]+(.[-.a-zA-Z0-9]+)*.(com|edu|info|gov|int|mil|net|org|biz|name|museum|coop|aero|pro|[a-zA-Z]{2})$
我在你的两个品级中增加了“......”。
经常表示。 http://www. norm-expressions.info/email.html”rel=“nofollow noretinger”>,电子邮箱地址由regex验证,包括他首选的“99%的今天使用的所有电子邮件地址”,另一则与RFC-2822定义的电子邮件地址相匹配。
我通过复制他在这里的工作而使提交人感到不快。 但我确实认为它值得阅读,因为它与你的问题直接相关。
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