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日期:2024-07-29
2012年4月20日 - This article describes how to check check if a text file exist ... in BASH Shell ... -b FILE FILE exists and is block special -c FILE FILE exists and is character special - d FILE ......
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日期:2024-08-01
2006年2月16日 - With the help of BASH shell and IF command it is possible to find out if file exists or not....
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日期:2024-07-28
2013年3月9日 - Shell script to check if file exists .... The standard Unix shell interpolates environment variables, and what are called globs before it passes the ... cat > waitfor.csh #!...
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日期:2024-08-01
bin/bash FILE=$1 if [ -f $FILE ]; then echo "File $FILE exists. ... To be pendantic,
you should say "regular file", as most UNIX/POSIX docs refer ......
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日期:2024-07-27
The TEST-COMMAND list is executed, and if its return status is zero, the ... More information about this subject can be found in the Bash documentation. ... valid UNIX command, any executable program, any executable shell script or any shell ......
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日期:2024-07-31
Linux check if file empty or not - a sample shell command and script to check that file is empty or has data in it under bash / ksh / sh UNIX / Linux / OS X shell....
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日期:2024-07-28
#!/bin/bash # SCRIPT: palindrome2.sh # USAGE: palindrome.sh or palindrome.sh STRING # PURPOSE: Script to test if a given string is a palindrome. # # In this script I uses the well known method, compare first character # with last character, up to middle o...
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日期:2024-07-27
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....