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Use BashShell to check whether a file exists

In most cases, you can use test commands to test the conditions. For example, you can compare strings, determine whether a file exists, and whether the file is readable. The following article describes how to use BashShell to check whether a file

Determine whether a file or directory exists in C/

A simple way to determine whether a file or directory exists 1.c++ in C + +: #include #include using namespace Std;#define FILENAME "Stat.dat"int main (){FStream _file;_file.open (filename,ios::in);if (!_file){cout}Else{cout}return 0;}2. Ways to use

Shell script code to determine if a file exists _linux shell

Implement code One, #!/bin/sh # to determine if a file exists # link:www.jb51.net # date:2013/2/28 mypath= '/var/log/httpd/ ' myfile= ' Var/log/httpd/access.log " # Here's the-x parameter to determine if $mypath exists and has executable

How to determine whether a file or directory exists _c language in C + +

1.c++ is an easy way to do this: Copy Code code as follows: #include #include using namespace Std; #define FILENAME "Stat.dat" int main () { FStream _file; _file.open (filename,ios::in); if (!_file) { cout}

Determine whether a file or directory exists in C/

http://blog.csdn.net/roger_77/article/details/1538447/A simple way to determine whether a file or directory exists 1.c++ in C + +: #include #include using namespace Std;#define FILENAME "Stat.dat"int main (){FStream _file;_file.open

Shell determines whether a file exists

Shell checks whether a file exists #! /Bin/sh # shell checks whether the directory exists or has the permission mypath = "/var/log/httpd/" myfile = "/var/log/httpd/access. log "# Here, the-x parameter determines whether $ mypath exists and has

Determine whether a file or directory exists in C/

From: 1538447/1.c++ a very simple way: #include #include using namespace Std;#define FILENAME "Stat.dat"int main (){FStream _file;_file.open (filename,ios::in);if (!_file){cout}Else{cout}return 0;}2. Ways to use the C-language library:Name of

Shell determines whether a file or folder exists

Shell command to determine whether a file or folder exists, first look directly at the example: #!/bin/sh #判断文件存在 to determine if the folder testpath= "/volumes/macbookprohd/mr.wen/08 shell command" testfile=/volumes/ macbookprohd/mr.wen/08 shell

The shell determines whether a file or directory exists

The shell determines whether the file exists in 1. The shell determines whether the file, directory exists, or has permissions2. #!/bin/sh3.4. Mypath= "/var/log/httpd/"5. myfile= "/var/log/httpd/access.log"6.7. # the-x parameter here determines

Shell script code that determines whether a file exists

Implementing code One, Mypath= "/var/log/httpd/" myfile= "/var/log/httpd/access.log" # Here's the-x parameter to determine if $mypath exists and has executable permissions if [!-X ' $myPath]; Then mkdir "$myPath" fi# here the-d parameter to

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