13.3.7 slice方法.html

javascript即用即差核心对象手册

<script>
   var arr=new Array(1,2,3,4,5,6,7,8,9,10);
   writeArr("原始数组arr",arr);
   writeArr("arr.slice(2,5)提取片断",arr.slice(2,5));
   writeArr("arr.slice(-8,-1)提取片断",arr.slice(-8,-1));
   writeArr("arr.slice(1)提取片断",arr.slice(1));
   //自定义函数输出提示信息和数组元素
   function writeArr(str,array)
   {
      document.write(str+":");
	  document.write(array.join(","));
	  document.write("<br>");
   }
</script>