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實現ajax提交表單,頁面不跳轉

表單程式碼

             <form id="save" class="form-horizontal" role="form"
                  method="post" action="${request.getContextPath()}/yuyue/saveBingli.do">
                <div class="form-group">
                    <label id="username" class="col-sm-2 control-label"> </label>
                    <div class="col-sm-6">
                        <input id="username" type="text" name="username" class="form-control"
                               value="${editBingliObj.username}" readonly="readonly"/>
                    </div>
                </div>
                <div class="form-group">
                    <label for="symptom" class="col-sm-2 control-label"></label>
                    <div class="col-sm-6">
                        <textarea id="symptom" name="symptom" class="form-control" rows="2"></textarea>
                    </div>
                </div>
                <div class="form-group">
                    <label for="content" class="col-sm-2 control-label"></label>
                    <div class="col-sm-6">
                        <textarea id="content" name="content" class="form-control" rows="4"></textarea>
                    </div>
                </div>
                <div class="form-group">
                     <div class="col-sm-offset-2 col-sm-6">
                         <button type="button" class="btn btn-primary" onclick="save();">儲存</button>
                     </div>
                </div>
            </form>
js程式碼:
function save(){
    if($("#symptom").val()!=""&&$("#content").val()!=""){
        $("#save").submit();
    }
}
var contextPath;
$(function(){
    contextPath=$("#contextPath").val();

    $("#save").submit(function(){
        $.ajax({
            type : "post",
            url : contextPath+"/yuyue/save.do",
            data : $("#save").serialize(),
            success : function(){

            }
        });
        return false;
    });
});
為表單的按鈕繫結事件,點選時驗證表單,滿足條件下提交表單,為表單繫結submit事件,提交的時候返回false阻止預設事件,ajax提交表單。