Regular Expression 測試 2 (Regular Expression Test 2)

hkgoldenmra | Dec. 21, 2010, 7:19 a.m. | Original

只利用 Regex 來測試字串是否符合 IPv4 格式

/^(?:0*(?:[0-9]|(?:[1-9][0-9])|(?:1[0-9][0-9])|(?:2[0-4][0-9])|(?:25[0-5]))[.]){3}(?:0*(?:[0-9]|(?:[1-9][0-9])|(?:1[0-9][0-9])|(?:2[0-4][0-9])|(?:25[0-5])))$/

共 158 個字元

Regular Expression 測試 1 (Regular Expression Test 1) Regular Expression 測試 3 (Regular Expression Test 3)

Regular Expression 測試 2 (Regular Expression Test 2)

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