angular2 submit form by pressing enter without submit button

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长情又很酷 2020-12-13 05:13
Is it possible to submit a form that does not have submit button (by pressing enter) example :

      
      
        
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                   既然无缘
                                             
                
                
                (楼主)
            
              
              
                2020-12-13 06:06
              

            
            
                        
I prefer (keydown.enter)="mySubmit()" because there won't be added a line break if the cursor was somewhere within a </code> but not at its end.</p>
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<form class="layui-form" action="">
               
            <div class="layui-form-item">
    <label class="layui-form-label" style="padding-left:0px;width:60px;">发布评论:</label>
    <div class="layui-input-block" style="margin-left:90px;">
         <input type="text" placeholder="不少于5个字" AUTOCOMPLETE="off" class="comment-input layui-input" name="content" />
                        <input type='hidden' value='0' name='replyauthor' />
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        <div class="layui-form layui-form-pane">
          <form id="huidaform"  name="answerForm"  method="post">
            
            <div class="layui-form-item layui-form-text">
              <a name="comment"></a>
              <div class="layui-input-block">
            
    
<script type="text/javascript" src="https://www.e-learn.cn/qa/static/js/neweditor/ueditor.config.js"></script>
<script type="text/javascript" src="https://www.e-learn.cn/qa/static/js/neweditor/ueditor.all.js"></script>
<script type="text/plain" id="editor"  name="content"  style="width:100%;height:200px;"></script>                                 
<script type="text/javascript">
                                 var isueditor=1;
            var editor = UE.getEditor('editor',{
                //这里可以选择自己需要的工具按钮名称,此处仅选择如下五个
                toolbars:[['source','fullscreen',  '|', 'undo', 'redo', '|', 'bold', 'italic', 'underline', 'fontborder', 'strikethrough', 'removeformat', 'formatmatch', 'autotypeset', 'blockquote', 'pasteplain', '|', 'forecolor', 'backcolor', 'insertorderedlist', 'insertunorderedlist', 'selectall', 'cleardoc', '|', 'rowspacingtop', 'rowspacingbottom', 'lineheight', '|', 'customstyle', 'paragraph', 'fontfamily', 'fontsize', '|', 'indent', '|', 'justifyleft', 'justifycenter', 'justifyright', 'justifyjustify', '|', 'link', 'unlink', 'anchor', '|', 'simpleupload', 'insertimage', 'scrawl', 'insertvideo', 'attachment', 'map', 'insertcode', '|', 'horizontal', '|', 'preview', 'searchreplace', 'drafts']],
            
                initialContent:'',
                //关闭字数统计
                wordCount:false,
                zIndex:2,
                //关闭elementPath
                elementPathEnabled:false,
                //默认的编辑区域高度
                initialFrameHeight:250
                //更多其他参数，请参考ueditor.config.js中的配置项
                //更多其他参数，请参考ueditor.config.js中的配置项
            });
                        editor.ready(function() {
            	editor.setDisabled();
            	});
                            $("#editor").find("*").css("max-width","362px");
        </script>              </div>
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                <label for="L_vercode" class="layui-form-label">验证码</label>
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                  <input type="text"  id="code" name="code"   value="" required lay-verify="required" placeholder="图片验证码" autocomplete="off" class="layui-input">
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                                  <div class="layui-form-item">
                    <input type="hidden" value="375025" id="ans_qid" name="qid">
   <input type="hidden" id="tokenkey" name="tokenkey" value=''/>
                <input type="hidden" value="angular2 submit form by pressing enter without submit button" id="ans_title" name="title"> 
             
              <div class="layui-btn    layui-btn-disabled"  id="ajaxsubmitasnwer" >提交回复</div>
            </div>
          </form>
        </div>
      </div>
      <input type="hidden" value="375025" id="adopt_qid"	name="qid" /> 
      <input type="hidden" id="adopt_answer" value="0"	name="aid" />
    </div>
    <div class="layui-col-md4">
          
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