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dart - flutter 解析 NetworkImage 时如何捕获引发的异常?

我的用例是在出现错误时显示一个snackbar,但我无法捕获SocketException,因为我没有调用load:flutter是。更新(示例堆栈跟踪):I/flutter(11702):══╡EXCEPTIONCAUGHTBYSERVICES╞══════════════════════════════════════════════════════════════════I/flutter(11702):ThefollowingSocketExceptionwasthrownresolvingasingle-frameimagestream:I/flutter(11702):Co

dart - flutter 解析 NetworkImage 时如何捕获引发的异常?

我的用例是在出现错误时显示一个snackbar,但我无法捕获SocketException,因为我没有调用load:flutter是。更新(示例堆栈跟踪):I/flutter(11702):══╡EXCEPTIONCAUGHTBYSERVICES╞══════════════════════════════════════════════════════════════════I/flutter(11702):ThefollowingSocketExceptionwasthrownresolvingasingle-frameimagestream:I/flutter(11702):Co