flutter报错 setState() or markNeedsBuild() called during build.

报错代码,是因为在ListTitle里调用了跳转的代码

.Flutter: setState() or markNeedsBuild() called during build.

 

需要改成

 

Flutter: setState() or markNeedsBuild() called during build.

 

 

即需要在调用函数前加()=>即可 

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