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javascript - 切换页面后js文件报错，找不到元素
巴扎黑
2017-04-10 16:47:20
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a页面跳转到b页面后js报错找不到标签，如何避免类似的情况？
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刘奇
2017-04-10 16:49:20
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window.onload（）
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window.onload（）