///目录是否存在的检查:bool CheckFolderExist(const string &strPath){ WIN32_FIND_DATA wfd; bool rValue = false; HANDLE hFind = FindFirstFile(strPath.c_str(), &wfd); if ((hFind != INVALID_HANDLE_VALUE) && (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)) { rValue = true; } FindClos...
/* ACCESS.C: This example uses _access to check the * file named "ACCESS.C" to see if it exists and if * writing is allowed. */ #include <io.h> #include <stdio.h> #include <stdlib.h>void main( void ) { /* Check for existence */ if( (_access( "ACCESS.C", 0 )) != ...
/* Check for write permission */ if( (_access( "ACCESS.C", 2 )) != -1 ) printf( "File ACCESS.C has write permission " ); } } 输出: >>File ACCESS.C exists. >>File ACCESS.C has write permission 方法三:使用Windows API函数FindFirstFile(...) (1) 检查某一文件是否存在: #include...
前言:先说下个人需求,在读取文件路径,发生文件路径不存在,会影响到整个程序的报错,因此需要在读取之前做一个判断,判断该文件夹或者该文件是否存在1.方法–使用os模块os模块中的os.path.exists()方法用于检验文件是否存在。判断文件是否存在import os os.path.exists(test_file.txt) #True os.path.exists(no_exist...
Check if a process is running check if a process or service is hanging/not responding? Check if a text file is blank in powershell check if computer exist in ou Check if drive exists, If not map Check if Email address exists in Office 365 and if exists, Create a Unique Email address...
how to check if a dll was built in a release or debug configuration? how to check if a wchar_t* is blank? How to Check Permission for FIle/Folder How to check whether file exists in folder How To Clear the Serial port buffers in Visual C++ how to clearscreen in windows application.....
Check if a directory exists BOOL success = [ftp directoryExistsAtPath:@"/mypath"]; if (! success) { // Display an error... } ... // Or, make the call asynchronous; [ftp directoryExistsAtPath:@"/mypath" success:^(BOOL exists) { if (exists) { // The file exists. } else {...
if (COMMAND cmd):如果 cmd 确实是命令并可调用为真; if (EXISTS dir) if (EXISTS file):如果目录或文件存在为真; if (file1 IS_NEWER_THAN file2):当 file1 比 file2 新,或 file1/file2 中有一个不存在时为真,文件名需使用全路径; if (IS_DIRECTORY dir):当 dir 是目录时为真; if (DEFINED...
iceHome\cpp\bin\cppPlatform\cppConfigurationwhen using a source distribution and cpp\bin\cppPlatform\cppConfigurationfolder exists (this corresponds to the layout of a source distribution for Ice version 3.7 or greater). iceHome\tools when not using a source distribution and thetoolsfolder exists (...
The %WINDIR% folder In Windows Server 2003, the default location of the %WINDIR% folder is C:\WINDOWS. In Windows 2000, the default location of the %WINDIR% folder is C:\WINNT. Check the integrity of the Active Directory database. To do this,...