10.2.6 concat方法.html

来自「即学即用JavaScript核心对象参考手册原版光盘」· HTML 代码 · 共 5 行

<script>
   var str1="hello";
   str1=str1.concat(" this is a test ","<b>","haha ",123,"</b>");
   document.write(str1);
</script>