lihaomuye的专栏

indexOf lastIndexOf substring obj.hasOwnProperty(key) 截取数组 var arr = [1,2,3,4,5]; arr.slice(1);  //  [2,3,4,5] arr.slice(1,3);  //  [2,3] 删除数组元素 var arr = [1,2,3,4]; arr.sp

http://www.cnblogs.com/leejersey/p/4568092.html http://www.oschina.net/code/snippet_12_3293

//连接数组var arr1 = [1,2,3];var arr2 = [4,5,6];var arr3 = arr1.concat(arr2);console.log(arr3);  //[ 1, 2, 3, 4, 5, 6 ]//用分隔符连接数组元素，形成字符串var strArr = ['aa','bb','cc'];console.log(strArr.join());  //aa,bb,...