//使用可变参数列表实现print("s\t c\n","bit-tech",'w');#include<stdio.h>#include<stdarg.h>voidint_to_char(intnum){if((num /10) >0) int_to_char(num /10);putchar(num %10+48); }voidmy_print(charp[],...){char*str1 = p;intnum =0;char*pVal; va_list str; va_start(...
message(STATUS "RESULT_VARIABLE is: ${_status}") message(STATUS "OUTPUT_VARIABLE is: ${_hello_world}") 现在,我们可以检查配置步骤的输出: 代码语言:javascript 复制 $ mkdir -p build $ cd build $ cmake .. -- Found PythonInterp: /usr/bin/python (found version "3.6.5") -- RESULT_VARIAB...
world!')"9RESULT_VARIABLE _status10OUTPUT_VARIABLE _hello_world11ERROR_QUIET12OUTPUT_STRIP_TRAILING_WHITESPACE13)1415message(STATUS"RESULT_VARIABLE is: ${_status}")16message(STATUS"OUTPUT_VARIABLE is: $
intFunc(...){enumPowerBoardStatus powerBoardStatusOfSlot;// Not good: 局部变量有点长powerBoardStatusOfSlot=GetPowerBoardStatus(slot);if(powerBoardStatusOfSlot==POWER_OFF){...}...} 复制 更好的写法: intFunc(...){enumPowerBoardStatus status;// Good: 结合上下文,status 已经能明确表达意思stat...
It was only necessary when you compiled with the /Za option, since without /Za, use of a for loop variable after the end of the loop is always allowed. If you don't care about standards conformance (for example, if your code isn't meant to portable to other compilers), you could ...
if (is_ok * 1) /* Wrong, never compare boolean variable against 1! */ if (is_ok * 0) /* Wrong, use ! for negative check */ 对于注释,总是使用/*comment */,即使是单行注释 在头文件中总是包含带有extern关键字的c++检查 每个函数都必须包含doxygen-enabled注释,即使函数是静态的 ...
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// Close the snapshot rsCustSet.Close(); // Destructor is called when the function exits CRecordset::CRecordset 构造CRecordset 对象。 C++ 复制 CRecordset(CDatabase* pDatabase = NULL); 参数 pDatabase 包含指向 CDatabase 对象或 NULL 值的指针。 如果不是 NULL,并且没有调用 CDatabase ...
// Return reference to global variable: pthread_exit(&gi_ret); } int main(void) { // Declare variable for thread's ID: pthread_t th_id; //it is a poniter as well int li_arg = 1; pthread_create(&th_id, NULL, task_th_func, &li_arg); ...
member function and fill in theMEASUREITEMSTRUCTstructure to inform Windows of the dimensions of checklist-box items. If the checklist box is created with theLBS_OWNERDRAWVARIABLEstyle, the framework calls this member function for each item in the list box. Otherwise, this member is called only ...