在C++中, char* p = "abc"; // valid in C, invalid in C++ 会跳出警告:warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings] 改成下面会通过warning char* p = (char*)"abc"; // OK 或者改成下面: char const *p = "abc"; // OK…
error: ISO C++ forbids declaration of 'XXXX' with no type 出现这个错误,一般是由于两个CPP相互都相互包含了对方的头文件造成的,比如: 当mainwindow.cpp.configdialog.cpp两个文件,分别包含了对方的头文件,并且分别又在自己的类中生命了对象,即: mainwindow.cpp #include "configdialog.h" class MainWindow { ConfigDialog *con…
Windows下Git使用报错: warning:LF will be replaced by CRLF in ××××.××(文件名) The file will have its original line ending in your working directory. 翻译: 在xxx.xx文件中LF将被CRLF替换. 在工作区(working directory)里,这个文件将会保持它原本的换行符.(line ending:行尾,换行) 注解: LF:Line F…
小程序开发过程中在写for循环的时候会出现如下报错 warning: Now you can provide attr "wx:key" for a "wx:for" to improve performance. <block wx:for="{{imgUrls}}" wx:key="swiper"> <swiper-item> <image src='{{item}}' class='slid…