控制台报错 var oelements = parent.getElementsByTagName('*');
;
Uncaught TypeError: Cannot read property 'getElementsByTagName' of null
at getByClass (瀑布流原生js代码.htm:51)
at waterfall (瀑布流原生js代码.htm:44)
at window.onload (瀑布流原生js代码.htm:38)
;
Uncaught TypeError: Cannot read property 'getElementsByTagName' of null
at getByClass (瀑布流原生js代码.htm:51)
at waterfall (瀑布流原生js代码.htm:44)
at window.onload (瀑布流原生js代码.htm:38)
2019-06-10
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