linux shell while one line

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linux shell while one line

2011年1月20日 — #!/bin/bash while true do echo "Press [CTRL+C] to stop.." sleep 1 done. A single-line bash infinite while loop syntax is as follows: while :; do ... ,2020年5月7日 — bash Newline in a for loop - Super User - To get the latest Bash one-liners, follow @bashoneliners on While loop to pretty the main command is ... ,2020年11月5日 — And here is above code as a bash while one liner: x=1; while [ $x -le 5 ]; do echo "Welcome $x times" $(( x++ )); done. Here is a sample shell ... ,I am trying to read the output of a command in bash using a while loop . while read -r line do echo "$line" done << ... ,2015年12月27日 — This should work: i=2; while [ $i -le 10 ]; do if [ $i -ne 3 -a $i -ne 5 ]; then echo $i " not equal to 3 or 5"; else echo $i; fi; i=`expr $i + 1`; done. ,2011年6月7日 — ... 10 comments. How do I use bash for loop in one line under UNIX or Linux operating systems? The syntax is as follows to run for loop from the command prompt. ... HowTo: Bash For While Loop Through File Contents Script. ,2018年12月23日 — It looks as if you were on the right track. You just need to add the else statement after the ";" following the "then" statement. Also I would split the ... ,2017年12月20日 — bash is particular about spaces in variable assignments. The shell has interpreted i = $i + 1 as a command i and the rest of them as arguments ... ,2012年11月2日 — replace newlines with semicolons. The same works for for loops. – Tom Aug 17 '09 at 16:34. @Tom: that doesn't always work. after the do, you must have the first command, not a semicolon – Stefano Borini Aug 17 '09 at 16:38. ,As each DoMyScript.py instance takes about 30 seconds to run before terminating, I'd like to relegate them to the background while the next one can be spawned. I ...

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linux shell while one line 相關參考資料
Bash Infinite Loop Examples - nixCraft

2011年1月20日 — #!/bin/bash while true do echo &quot;Press [CTRL+C] to stop..&quot; sleep 1 done. A single-line bash infinite while loop syntax is as follows: while :; do&nbsp;...

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Bash while loop example one line

2020年5月7日 — bash Newline in a for loop - Super User - To get the latest Bash one-liners, follow @bashoneliners on While loop to pretty the main command is&nbsp;...

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Bash While Loop Examples - nixCraft

2020年11月5日 — And here is above code as a bash while one liner: x=1; while [ $x -le 5 ]; do echo &quot;Welcome $x times&quot; $(( x++ )); done. Here is a sample shell&nbsp;...

https://www.cyberciti.biz

Bash: How to read one line at a time from output of a ...

I am trying to read the output of a command in bash using a while loop . while read -r line do echo &quot;$line&quot; done &lt;&lt;&nbsp;...

https://unix.stackexchange.com

How to write a single line shell script with a while loop and if ...

2015年12月27日 — This should work: i=2; while [ $i -le 10 ]; do if [ $i -ne 3 -a $i -ne 5 ]; then echo $i &quot; not equal to 3 or 5&quot;; else echo $i; fi; i=`expr $i + 1`; done.

https://stackoverflow.com

HowTo: Use bash For Loop In One Line - nixCraft

2011年6月7日 — ... 10 comments. How do I use bash for loop in one line under UNIX or Linux operating systems? The syntax is as follows to run for loop from the command prompt. ... HowTo: Bash For While ...

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One line ifelse condition in linux shell scripting - Stack Overflow

2018年12月23日 — It looks as if you were on the right track. You just need to add the else statement after the &quot;;&quot; following the &quot;then&quot; statement. Also I would split the&nbsp;...

https://stackoverflow.com

Syntax for a Bash single-line while loop with condition - Stack ...

2017年12月20日 — bash is particular about spaces in variable assignments. The shell has interpreted i = $i + 1 as a command i and the rest of them as arguments&nbsp;...

https://stackoverflow.com

Syntax for a single-line Bash infinite while loop - Stack Overflow

2012年11月2日 — replace newlines with semicolons. The same works for for loops. – Tom Aug 17 &#39;09 at 16:34. @Tom: that doesn&#39;t always work. after the do, you must have the first command, not a se...

https://stackoverflow.com

Use &amp; (ampersand) in single line bash loop - Unix &amp; Linux ...

As each DoMyScript.py instance takes about 30 seconds to run before terminating, I&#39;d like to relegate them to the background while the next one can be spawned. I&nbsp;...

https://unix.stackexchange.com