在线运行代码 - 菜鸟教程

<!DOCTYPE html>
<html>
<head>
<style>#main {
  width: 200px;
  height: 150px;
  border: 1px solid #c3c3c3;
  display: flex;
  flex-flow: row wrap;
}

#main div {
  width: 50px;
  height: 50px;
}
</style>
</head>
<body>

<div id="main">
  <div style="background-color:coral;">A</div>
  <div style="background-color:lightblue;">B</div>
  <div style="background-color:khaki;">C</div>
  <div style="background-color:pink;">D</div>
  <div style="background-color:lightgrey;">E</div>
  <div style="background-color:lightgreen;">F</div>
</div>

<p>点击“尝试一下”按钮设置 flexFlow 属性的值为 "column nowrap"。</p>

<button onclick="myFunction()">尝试一下</button>

<script>
function myFunction()
{
document.getElementById("main").style.flexFlow = "column nowrap";
}
</script>

<p><b>注意：</b>Internet Explorer 和 Safari 不支持 flexFlow 属性。</p>

</body>
</html>
源代码

动行结果
