prefix格式:好比: 192.168.1.0/24正則表達式
^(?=(\b|\D))(((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))\.){3}((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))(?=(\b|\D))/([1-2][0-9]|3[0-2]|[1-9])$
子網掩碼的正則表達式spa
^(254|252|248|240|224|192|128|0)\.0\.0\.0$|^(255\.(254|252|248|240|224|192|128|0)\.0\.0)$|^(255\.255\.(254|252|248|240|224|192|128|0)\.0)$|^(255\.255\.255\.(254|252|248|240|224|192|128|0))$
decimalnetmask格式: 好比: 192.168.1.0/255.255.255.0code
^(?=(\b|\D))(((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))\.){3}((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))(?=(\b|\D))/((254|252|248|240|224|192|128|0)\.0\.0\.0|(255\.(254|252|248|240|224|192|128|0)\.0\.0)|(255\.255\.(254|252|248|240|224|192|128|0)\.0)|(255\.255\.255\.(254|252|248|240|224|192|128|0)))$
last IP格式: 好比: 192.168.1.0-192.168.1.255blog
^(?=(\b|\D))(((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))\.){3}((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))(?=(\b|\D))-(?=(\b|\D))(((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))\.){3}((\d{1,2})|(1\d{1,2})|(2[0-4]\d)|(25[0-5]))(?=(\b|\D))$