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日期:2024-04-19
15 Mar 2008 ... How do I use bash while loop to repeat certain task under Linux / UNIX operating
system? How do I set ......
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日期:2024-04-26
This script has very little sense, but a more useful way to use the for loop would
be to use it to match only certain files on ......
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日期:2024-04-24
This variable consists of a string which records the name of the current directory. $term, $TERM The terminal type. ... Mathematical Operator in Shell Script Meaning Normal Arithmetical/ Mathematical Statements But in Shell For test statement with if -eq ...
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日期:2024-04-20
while IFS= read -r line do command1 on $line command2 on $line .. .... commandN done < ......
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日期:2024-04-21
跳到 Reading A Text File With Separate Fields - bin/bash file=/etc/resolv.conf # set field separator to a single white space while IFS=' ' read -r f1 f2 do echo ......
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日期:2024-04-26
A while loop allows execution of a code block an arbitrary number of times until a condition is met. This tech-recipe describes the while loop syntax for the various Bourne shells (sh, ksh, bash, zsh, etc.) and provides examples. The general syntax is as ...
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日期:2024-04-25
Hi, I'm sure this is possible as this is a very basic programming technique. What I'm after is a while loop with multiple conditions - or (||) between ... Hi again, Once you enter the loop, you cannot leave it if you depend on the content of the value var...
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日期:2024-04-21
Infinite while loop example: while [ 1 ] do echo "infinite while loop example" done Infinite while loop in a single line: while [ 1 ]; do echo "infinite while loop example"; done -Sany...