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#判断是否选中 	$('input[name=foo]').is(':checked') 	$('input[name=foo]').attr('checked')

#选中和不选中 	$('input[name=foo]').attr('checked', true); 	$('input[name=foo]').attr('checked', false);

$(function() {
    $('#isOther').click(function() {
      var other = $('#isOther:checked').val();     if (other != undefined) $('#other').removeAttr('readonly');     else $('#other').attr('readonly', 'readonly');   }); });

var checked = $('input[type=checkbox]').attr('checked');

var myJSONObject = {"bindings": [         {"ircEvent": "PRIVMSG", "method": "newURI", "regex": "^http://.*"},         {"ircEvent": "PRIVMSG", "method": "deleteURI", "regex": "^delete.*"},         {"ircEvent": "PRIVMSG", "method": "randomURI", "regex": "^random.*"}     ] }; myData = JSON.parse(text, function (key, value) {
      var type;     if (value && typeof value === 'object') {
          type = value.type;         if (typeof type === 'string' && typeof window[type] === 'function') {
              return new (window[type])(value);         }     }     return value; });

var sList = ""; $('input[type=checkbox]').each(function () {
      var sThisVal = (this.checked ? "1" : "0");     sList += (sList=="" ? sThisVal : "," + sThisVal); }); console.log (sList);

var str = ""; $(':checkbox').each(function() {
      str += this.checked ? "1," : "0,"; }); str = str.substr(0, str.length - 1);    //Remove the trailing comma

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