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body和document点击事件

admin 12月 03, 2020 0

<!DOCTYPE html>
<html>

  <head>
    <meta charset="UTF-8">
    <title>body点击事件</title>
  </head>

  <body>
    hello
  </body>

</html>
<script>
  var bd = document.body //body必须有内容，而且必须点击到内容才能触发
  bd.onclick = () {
    alert(1)
  }
</script>

<!DOCTYPE html>
<html>

  <head>
    <meta charset="UTF-8">
    <title>document点击事件</title>
  </head>

  <body>
  </body>

</html>
<script>
  document.onclick = () {
    alert(2)
  }
</script>