控制台程序Ctrl +C 退出
[DllImport("kernel32.dll",SetLastError=true)]
[return: MarshalAs( UnmanagedType.Bool )]
static extern bool AllocConsole();
[DllImport("kernel32.dll",SetLastError=true)]
[return: MarshalAs( UnmanagedType.Bool )]
static extern bool FreeConsole();
// Delegate type to be used as the Handler Routine for SCCH
delegate bool ConsoleCtrlDelegate(CtrlTypes CtrlType);
// Enumerated type for the control messages sent to the handler routine
enum CtrlTypes: uint
{
CTRL_C_EVENT=0,
CTRL_BREAK_EVENT,
CTRL_CLOSE_EVENT,
CTRL_LOGOFF_EVENT=5,
CTRL_SHUTDOWN_EVENT
}
[DllImport("kernel32.dll")]
[return: MarshalAs(UnmanagedType.Bool)]
static extern bool SetConsoleCtrlHandler(ConsoleCtrlDelegate HandlerRoutine, bool Add);
private static bool ctrlHandler(CtrlTypes CtrlType)
{
if ((CtrlType == CtrlTypes.CTRL_C_EVENT) || (CtrlType == CtrlTypes.CTRL_BREAK_EVENT))
{
FreeConsole();
return true;
}
if (CtrlType == CtrlTypes.CTRL_CLOSE_EVENT)
return true;
return false;
}
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Author: Scurffybear Date: 2009.09.08
最近在招新人，下面是一道C的面试题，面试的印度人中，没有一个人做对，我粗看了一下题，在没有看答案前，我自己也做错了，嗯，是的，没啥不好意思的，我觉得这个题目很容易使人产生误解，又或者择Ｃ有深厚功底的人能躲过这一个障眼法？
以下是题目，
main()
{
char * ......
#include <stdio.h>
#include <stdlib.h>
#define SIZE 17
void reverse(int start, int end);
int data[SIZE] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17};
int main(void)
{
int i = 5;
reverse(0, i - 1);
reverse(i, SIZE-1);
reverse(0, SIZE-1);
return ......
转自：http://blog.csdn.net/Lambol_8309/archive/2009/09/06/4524453.aspx
曾经碰到过让你迷惑不解、类似于int * (* (*fp1) (int) ) [10];这样的变量声明吗？本文将由易到难，一步一步教会你如何理解这种复杂的C/C++声明。
我们将从每天都能碰到的较简单的声明入手，然后逐步加入const修饰符和typedef，还有函数指� ......
<script>
a=62;
function encode() {
var code = document.getElementById('code').value;
code = code.replace(/[\r\n]+/g, '');
code = code.replace(/'/g, "\\'
");
var tmp = code.match(/\b(\w+)\b/g);
tmp.sort();
var dict = [];
var i, t = '';
for(var i=0; i<tmp.length ......
static char *file2memory(FILE *file, long *size)
{
char buffer[1024];
char *string=NULL;
char *newstring=NULL;
long len=0;
long stringlen=0;
if(file) {
while((len = fread(buffer, 1, sizeof(buffer), f ......
