二级联动 实在想不出哪里错了 f12提示8行少了一个分号和changeCity没有定义 但我发现并没有这个错误啊

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慕妹3242003
			
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cities已经定义过了，重复定义了。定义数组，在js里很简单，不用这样麻烦:varcities=[["安源","上栗","湘东"],["白云","天河","越秀"]];
				

					

            
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慕斯王
				
varcities[0]=newArray("安源","上栗","湘东");varcities[1]=newArray("白云","天河","越秀");cities数组已经定义了，这里不用var了改成cities[0]=newArray("安源","上栗","湘东");cities[1]=newArray("白云","天河","越秀");
				

					

            
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Answer 1

cities已经定义过了，重复定义了。定义数组，在js里很简单，不用这样麻烦:varcities=[["安源","上栗","湘东"],["白云","天河","越秀"]];

Answer 2

varcities[0]=newArray("安源","上栗","湘东");varcities[1]=newArray("白云","天河","越秀");cities数组已经定义了，这里不用var了改成cities[0]=newArray("安源","上栗","湘东");cities[1]=newArray("白云","天河","越秀");