search:linux shell if then相關網頁資料

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日期:2024-07-13
21 Jun 2010 ... 4 Bash If Statement Examples ( If then fi, If then else fi, If elif else fi, Nested if ). by Sasikala ... The ability to branch makes shell scripts powerful....
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日期:2024-07-07
In the first form, if the condition is true, then commands are performed. ... For example, in our script we will want to look at what kind of hardware is installed so we ......
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日期:2024-07-11
7.2.1. if/then/else constructs ... interpret strings to the right as shell glob patterns to be matched against the value to ... Here's another example, using two arguments: ... The following example shows how to change the previous script so that...
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日期:2024-07-09
Shell scripts use fairly standard syntax for if statements. The conditional statement is executed using either the test command or the [ command ]. In its most basic form an if statement is: #!/bin/bash if [ "$1" -eq "abc" ] then echo "in if block" fi (No...
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日期:2024-07-09
I have the code below. I want to said If TrackErrors > 0 or count == 0 then MailErrors else MailSuccess fi. if [ \${trackErrors} -gt 0 || \${count} -eq 0 ] then MailErrors \${count} else MailSuccess \$ ... Shell Programming and Scripting P...
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日期:2024-07-10
Here we go! Types of Conditional Statements Simple If Statement 'If-else' Statement 'If-elif-else' Statement 'Nested If' Statement 1. Simple 'If' Statement Syntax: if [ condition ] then -- Block of Commands -- fi Example: #!/bin/bash echo "Enter an Even N...
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日期:2024-07-10
if..else..fi allows to make choice based on the success or failure of a command. For example, find out if file exists (true condition) or not (false condition) and take  ......
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日期:2024-07-11
There is an space missing between elif and [ : elif[ "$seconds" -gt 0 ]. should be elif [ "$seconds" -gt 0 ]. As I see this question is getting a lot of views, ......