js 处理数组重复元素示例代码

function doSz{ var kzly==["a","a","c","a","b"]; 
for(var i=0;i<kzly.length;i++){ 
var targetNode = kzly[i]; 
for (var j=0; j<i; j++) { 
if(targetNode == kzly[j]){ 
kzly.splice(i,1); 
kzlymc.splice(i,1); 
//alert(arr); 
break; 
} 
} 
} 
}