write()和writeln()之间的差异 - 在线编辑器

          <p>注意write()方法不会在每个语句后面新增一行：</p>
<pre>
  <script>
    document.write("Hello World!");
    document.write("Have a nice day!");
  </script>
</pre>
<p>注意writeln()方法在每个语句后面新增一行：</p>
<pre>
  <script>
    document.writeln("Hello World!");
    document.writeln("Have a nice day!");
  </script>
</pre>
        