浏览器报错:Uncaught TypeError: Cannot read property ‘trim‘ of undefined

简介: 浏览器报错:Uncaught TypeError: Cannot read property ‘trim‘ of undefined

今天在制作项目的时候这个trim报错了。

首先知道这个trim是应用于字符串的一个方法,所以这个时候就可能是数据里面有东西不是字符串。

经过排查发现有一个值为null,所以加一个三元表达式即可解决此问题

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