2017-02-04から1日間の記事一覧
A very simple example: ^[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+){1,}$ From org.apache.common.validator: DOMAIN_LABEL_REGEX \p{Alnum}(?>[\p{Alnum}-]*\p{Alnum})* TOP_LABEL_REGEX \p{Alpha}{2,} DOMAIN_NAME_REGEX ^(?:" + DOMAIN_LABEL_REGEX + "\.)+" + "("…