ife-js-task/task20.html at master · glt18/ife-js-task · GitHub

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<!DOCTYPE html>
<html>
<head>
	<title>Task 20</title>
	<meta charset="utf-8">
	<style type="text/css">
		.textArea {
			width: 150px;
			height: 100px;
			outline: none;
		}
		.display {
			display: inline-block;
			text-align: center;
			line-height: 20px;
			height: 30px;
			padding: 10px 10px 0 10px;
			margin: 10px;
			background-color: pink;
		}
		.select {
      display: inline-block;
      text-align: center;
      line-height: 20px;
      height: 30px;
      padding: 10px 10px 0 10px;
      margin: 10px;
			background-color: red;
      color: #ffffff;
		}
	</style>
</head>
<body>
    <textarea class="textArea" id="textArea" placeholder="请输入内容..."></textarea>
    <button id="insert" onclick="insertFunc()">插入</button>
    <button id="find" onclick="findFunc()">查询</button>
    <input type="text" id="textFind" placeholder="请输入要查询内容...">
    <div id="print"></div>
    <script type="text/javascript">
      var text = document.getElementById('textArea');
      var insert = document.getElementById('insert');
      var find = document.getElementById('find');
      var textFind = document.getElementById('textFind');
      var print = document.getElementById('print');
      function insertFunc() {
        var textCon = text.value.split(/[ ,，\n]/g);
        for(var i = 0 ; i < textCon.length ; i++) {
          var idvalue = textCon[i].toString();
          var div = document.createElement('div');
          div.setAttribute("class","display");
          div.setAttribute("id",idvalue);
          div.innerHTML = textCon[i];
          print.appendChild(div);
          }
      }
  	  function findFunc() {
        var div = document.getElementsByTagName('div');
        for(var i = 1 ; i < div.length ; i++) {
          if(div[i].innerHTML === textFind.value) {
            var idValue = textFind.value.toString();
            var disDiv = document.getElementById(idValue);
            // disDiv.style.color = "red";
            disDiv.setAttribute("class","select");
          }
        }
        textFind.value = "";
    	}
  </script>
</body>
</html>