search:shell if file exist相關網頁資料

- www.electrictoolbox.com
  
  Test if a file exists with the BASH shell
  
  Often when shell scripting with BASH you need to test if a file exists (or doesn't exist) and take appropriate action. This post looks at how to check if a file exists with the BASH ...
  
  2026-04-23
  
  瀏覽：767
- tldp.org
  
  File test operators
  
  Advanced Bash-Scripting Guide: Prev, Chapter 7. Tests, Next. 7.2. File test operators. Returns true if... -e. file exists. -a. file exists. This is identical in effect to -e.
  
  2026-04-20
  
  瀏覽：532

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shell - check if file exists - Stack Overflow

日期：2026-04-22

-d FILE FILE exists and is a directory -e FILE FILE exists -f FILE FILE exists ... The test command returns a zero value if the test succeeds or 1 ......

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HowTo : Check If a File Exists | Linux BASH Scripting - ShellHacks

日期：2026-04-19

While creating BASH Scripts, it is commonly helpful to check if a file exists before attempting to perform some action. This is a job for test command (the same as ......

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Check if a file exists with wildcard in shell script - Stack Overflow

日期：2026-04-18

I'm trying to check if a file exists, but with a wildcard. Here is my example: if [ -f "xorg-x11-fonts*" ]; then printf "BLAH" fi I have also tried it without the double quotes. ... If your shell has a nullglob option and it's turned on, a wildcard patter...

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to find if a file exist using shell script

日期：2026-04-17

Hi~ guys, i am new to writing script. I have a question about that. Say if I have a directory and have several files in it, I want to use the script to find out if a certain file exit here and if this file does exit. i will do something to the file. How c...

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How to check if folder name exist or not in FTP server using shell script - Toolbox for IT Groups

日期：2026-04-16

Hello All, Greetings...! I have a scenario. I want to check whether folder name exist or not in FTP server using shell script. I ... ... cd $ver; rm -f *.* is very scary. If the cd fails, the rm works in the directory you started in. cd $ver && rm -f *.* ...

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batch script with IF EXIST (Page 1) / Windows CMD Shell / SS64 Forum

日期：2026-04-21

raja Member Registered: 14 Dec 2005 Posts: 1 batch script with IF EXIST Hello All, in the below code how should i include the return code for failure and success. i want the condition to be success if the file does not exist and exit. if the file exists i...

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Test if a file exists with the BASH shell

日期：2026-04-22

27 Aug 2008 ... Often when shell scripting with BASH you need to test if a file exists (or doesn't exist) and take ......

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shell - check if file exists - Stack Overflow

日期：2026-04-23

#!/bin/ksh file_name=/home/file2.sh used_var=`grep "poet" $file_name` I want to check if file2.sh exists and also if used_var has some value or it has nothing....

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