jquery Wildcard Filter Event tool function

(1) wildcard characters

$ ("input[id^= ' Code ')");//id attribute all input tags starting with code $ ("input[id$= ' Code '");//id attribute all input tags ending with code $ ("input[id*=" code The//id property contains all input tags of code [property name] matches the element containing the given property [Att=value] matches the element containing the given attribute (case sensitivity) [att*=value] Fuzzy match [att!=value] cannot be this value [ Att$=value] End is this value [Att^=value] starts with this value [ATT1][ATT2][ATT3] ... Match one of the multiple attribute conditions

　　

(2) Select by index

$ ("tbody Tr:even"); Select all TR tags indexed to even numbers $ ("Tbody tr:odd"); Select all TR labels with an odd index

(3) Get the number of input of Jqueryobj next level node

Jqueryobj.children ("input"). Length;

(4) Get all tags under the child node of the tag class main

$ (". Main > a");

　　

(5) Select next to label

Jqueryobj.next ("div");//Gets the jqueryobj tag immediately after the next div,nextall gets all

2. Filters

Not
$ ("#code input:not ([id^= ' code])");//id is a code tag that does not contain all input tags that start with the ID code

　　

3. Events

Handles the keyboard action on the text box Jqueryobj.keyup (function (event) {var keycode = event.which;//Gets the key value of the currently pressed keyboard, the Enter is 13}

4. Tool functions

$ (' #someField '). Val ($.trim ($ (' #someField '). Val ()));//Clear space, Syntax: $.trim (value)

jquery Wildcard Filter Event tool function