正则
Expression: ^([0-5]?\d?\d?\d?\d|6[0-4]\d\d\d|65[0-4]\d\d|655[0-2]\d|6553
[0-5])$
Description: match for 0 - 65535
Matches: [0], [65535], [59999] [ More Details]
Non-Matches: [123456], [69999], [65599]
Expression: ^\d{1,8}$|^\d{1,3},\d{3}$|^\d{1,2},\d{3},\d{3}$
Description: Validates numeric input of 99,999,999 to 0 with or without commas. but no
decimal places. Very simple, but not bad for a novice.
Matches: [1000], [12,345], [12,345,678] [ More Details]
Non-Matches: [1.1], [1,10], [123,888,888]
Expression: ^(\d|-)?(\d|,)*\.?\d*$
Description: Input for Numeric values. Handles negatives, and comma formatted values.
Also handles a single decimal point
Matches: [5,000], [-5,000], [100.044] [ More Details]
Non-Matches: [abc], [Hundred], [1.3.4]
2004-08-07 12:33:22
^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|
([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/
\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?
((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/
\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s((([0-
9]|[0-1][0-9]|[2][0-3]))\:([0-5][0-9])(()|(\:([0-5][0-9])))))?$
2004-08-07 2:3:2 :
^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))(\s((([0-9]|[0-1][0-9]|[2][0-3]))\:([0-9]|[0-5][0-9])(()|(\:([0-9]|[0-5][0-9])))))?$
2004-08-07
^((\d{2}(([02468][048])|([13579][26]))[\-\/\s]?((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|
([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/
\s]?((0?[1-9])|([1-2][0-9])))))|(\d{2}(([02468][1235679])|([13579][01345789]))[\-\/\s]?
((((0?[13578])|(1[02]))[\-\/\s]?((0?[1-9])|([1-2][0-9])|(3[01])))|(((0?[469])|(11))[\-\/
\s]?((0?[1-9])|([1-2][0-9])|(30)))|(0?2[\-\/\s]?((0?[1-9])|(1[0-9])|(2[0-8]))))))\s
出处:http://jinglelin.cnblogs.com