gcc 编译,按照C的标准 提示警告;不是错误;在需要void返回类型时,却给了个int类型的返回值。 return.c: In function ‘fun’: return.c:5:9: warning: ‘return’ with a value, in function returning void return 1; ^ return.c:2:6: note: declared here void fun() g++, 按照C++ 就显示错误;如果...
Status Getstack(SqStack &S, SElemType e){ // 改&e 为：e, 这就允许你用常数调用。main(){ SqStack S; // 改&S 为 S if(S.top==S.base) exit(0); // 改掉 返回 return ERROR; 例如用 exit(0); 因为 void 函数体内 不能用 return 语句。50 c语言...
‘return’ with a value, in function returning void 1. return语句在函数中的作用 return语句在函数中用于结束函数的执行,并可选地返回一个值给函数的调用者。在C和C++等语言中,return语句是控制流语句的一种,用于指定函数执行完成后返回给调用者的结果。
return-statement with a value, in function returning 'void' [-fpermissive] May 24, 2022 at 9:02pm suslucoder(30) Im trying to connect postgresql db from my server which has ubuntu 18.04 I have the code below but when i compile it I get the error ...
C. I am working on an open source code base written inC. While working on one of its function, I wanted to be sure if I have correctly understood the return value of the following function. Can someone please help me understand what exactly belowfunctionbucket_straw2_chooseis returning?
问返回结构时“‘return’with a value，in function return void”EN一、前言 当我们总 flutter 应用...
Use std::pair to Return Two Values From the Function in C++ While functions typically return a single value, there are scenarios in which you may need to return multiple values to the caller. In such cases, a convenient approach is to employ the std::pair structure or other data structures...
主函数带了返回值。void main （）是空类型。不能return 0；640和480 是创建窗口大小是640x480个逻辑单位。没特殊定义的话默认是像素 void
The LOOKUP function then returns a value in a column on the same row. The formula in cell C9: =LOOKUP(C8,B4:B6,C4:C6)Copy to Clipboard Example, Search value 1.71 has no exact match, the largest value that is smaller than 1.71 is 1.67. The returning value is found in column C on ...
你在 void main()的结尾加了return 0;不能要