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解決sweetalert 無故報錯 elem.className.replace Uncaught TypeError: Cannot read property 'className'...
時間 2021-01-19
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今天碰到這麼一個問題,在使用sweetalert的時候時有時無會報錯 elem.className.replace Uncaught TypeError: Cannot read property 'className' of null 很簡單,debug源碼,發現elem在有時候會爲空,爲空的時候拋出異常,修改如下代碼即可解決該問題 效果:
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