jquery binding carriage Return action catch Enter trigger event

  This article mainly introduces jquery how to catch the return trigger event, need friends can refer to the following

1, jquery capture enter:  code as follows: $ ("html"). Die (). Live ("KeyDown", Function (event) {  if (event.keycode==13) { // Here Add the logic  } });   //bind carriage Return action   $ (' textarea[name=chattext] '). KeyDown (function (event) {   if (event.which==13) {   } });    2.jquery obtains multiple checked checkbox values:    code as follows: $ (' input [type= "checkbox"] [name= ' Types ']:checked '). each (function () {  types = types+$ (this). Val () + "|";  } );    3.jquery Asynchronous request method:    code as follows: $.ajax ({  URL: "${ Pagecontext.request.contextpath}/uosrolemanangeraction.do?method=createrole ",  type: Post",  DataType: "HTML",  data:{"rolename": RoleName, "roledescription": roledescription, "roles": Roles, "Types":types},  Success:function (data) {  var dataobj=eval ("(" +data+) ");  if (dataobj.result) {  alert (" Operation successful! ") ");  SubmitForm (null," Initpage "); }else {  alert (" Operation failed! "). "); } } });