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package regx
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import "regexp"
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// 校验邮件地址有效性
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func (rr *Regx) IsMail(mail string) bool {
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pattern := `^[0-9a-z][_.0-9a-z-]{0,31}@([0-9a-z][0-9a-z-]{0,30}[0-9a-z]\.){1,4}[a-z]{2,4}$`
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reg := regexp.MustCompile(pattern)
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return reg.MatchString(mail)
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}
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