jquery Gets the text and value selected by select option

jquery Radio value, checkbox value, select Value, Radio selected, CheckBox selected, select selected, and its related settings

Gets the value of a set of radio selected items: var item = $ (' input[name=items][checked] '). Val ();
Gets the text of the Select selected item: var item = $ ("select[@name =items] option[@selected]"). Text ();

Gets the text of the Select selected item: var item = $ ("Select[name=items] option[selected]"). Text (); or $ ("Select[name=items]"). Find ("option:selected"). Text ();

The second element of the Select drop-down box is the currently selected value: $ (' #select_id ') [0].selectedindex = 1;

Select drop-down box value = ' val ' element is currently selected: $ ("Select[name=items] option[value= ' Val ']"). attr ("Selected", "Selected");

Radio the second element of the radio group is the currently selected item: $ (' input[@name =items] '). Get (1). checked = true; or $ (' input[name=items] '). attr ("Checked", ' 1′ ');

Radio value = ' val ' element is currently selected: $ (' input[name=items] [value= ' Val '] '). attr ("Checked", "checked");

Get Value:

text box, text area: $ ("#txt"). attr ("value");

Multi Box checkbox:$ ("Input[name= ' checkbox ': Checked]"). each (function () {

var val = $ (this). Val ();

});

Radio Group Radio: $ ("input[type=radio][checked]"). Val ();

The value of the drop-down box select is: $ (' select '). val ();

Drop-down box select the text value selected: $ ("select"). Find ("option:selected"). Text ();

Control form elements:

text box, text area: $ ("#txt"). attr ("value", "); Clear Content

$ ("#txt"). attr ("value", ' 11′ '); Populating content

Multiple marquee checkbox:
The second element of the checkbox is ticked: $ ("Input[name=items]"). Get (1). checked = true; Tick
$ ("Input[name=items]"). Get (1). checked = false; No tick.

CheckBox of value= ' val ' element before tick: $ ("Input[name=item][value= ' Val ')"). attr ("Checked", true); or $ ("Input[name=item][value= ' Val ')"). attr ("Checked", "checked");

if ($ ("Input[name=item][value= ' Val ')"). attr (' checked ') ==true)//Determine if a tick has been made

Radio Group Radio: $ ("Input[type=radio]"). attr ("Checked", ' 2′ ');//Set value=2 items as the current selection

Drop-down box select: $ ("#sel"). attr ("value", '-sel3′ ');//Set the VALUE=-SEL3 item as the current selection

$ ("<option value= ' 1′>1111</option><option value= ' 2′>2222</option>"). AppendTo ("#sel")// option to add a drop-down box

$ ("#sel"). empty ();//Empty drop-down box

jquery Gets the value of the radio selection

Code

$ ("Input[name= ' Radio_name '][checked]"). Val (); Select the value of the selected radio
$ ("#text_id"). focus (function () {//code ...}); Event triggered when object text_id gets focus
$ ("#text_id"). blur (function () {//code ...}); Event triggered when object text_id loses focus
$ ("#text_id"). Select (); Make the Vlaue value of the text box selected
$ ("Input[name= ' radio_name '][value= ' to select Radio Value '").
attr ("Checked", true); Set Radio to selected based on value values

jquery Gets the value of the checkbox selection

$ ("Input[name= ' Checkbox_name '][checked]"); Select a collection of selected checkbox elements if you want value values you need to traverse this collection
$ ($ ("Input[name= ' Checkbox_name '][checked]")).
each (function () {arrchk+=this.value + ', ';}); /Traverse the collection of selected checkbox elements to get value values
$ ("#checkbox_id"). attr ("checked"); Gets the status of a checkbox (there is no selection, return true/false)
$ ("#checkbox_id"). attr ("Checked", true); Set the status of a checkbox to checked (checked=true)
$ ("#checkbox_id"). attr ("checked", false); Set the status of a checkbox to unchecked (Checked=false)
$ ("Input[name= ' Checkbox_name ']"). attr
("Checked", $ ("#checkbox_id"). attr ("checked"));//According to the 3,4,5 bar, you can analyze the meaning of this Code
$ ("#text_id"). Val (). Split (","); Returns an array of value values of text as ', ' delimited

jquery1.3.2

Isdark: $ ("input[@type =radio][name=isdark][checked]"). Val ()

$ ("Input[name=radioname][value=radio value]"). attr ("Checked", "checked");

Go to: http://blog.csdn.net/heardy/article/details/6081354

jquery Gets the text and value selected by select option