Jquery change Radio/checkbox checked state, get the selected value

This article mainly introduced the jquery change Radio/checkbox selected state, obtains the selected value (the example code) needs the friend may come over the reference, hoped that has the help to everybody

If previously selected, remove the selected radio $ ("#tj_cat. Pro_category"). each (function () {if ($ (this). attr (' checked ')) {                     $ (this). attr (' checked ', false); } });  Gets the value of the selected label radio: (checkbox is the same as this) var val=$ (' input:radio[name= ' sex ']:checked '). Val (); The following wording can also be//var val=$ ('. sexclass:checked '). Val (); Select:var sel_val=$ ("select[id= ' Shuini '] option:selected"). Val (); The following wording can also be//var sel_val=$ ('. Must_write option:selected '). Val (); var sel_val=$ (' #shuini option:selected '). Val (); var sel_val=$ ("Select[name= ' shuini1 '] option:selected"). Val ();