Why you can use a bash for loop in one line If you use bash on the command line, this will not guarantee that for loops are inserted into the script. In order to prevent this, it is easiest to use loops directly on the command line and then there will be no problems. How to use...
Bash For Loop In One Line with Files # for i in *; do echo "Found the following file: $i"; done # for i in `cat filelist.txt`; do echo ${i}; done; if a line may include spaces better use a while loop: # cat filelist.txt | while read LINE; do echo "${LINE}"; done ...
Example 03: Nested For Loop in One line The nested “for” loop can also be used within the Bash code in a single line. So, we have updated the same Bash file after opening it within the nano editor as below. For the first “for” loop, we have used the values x, y, and z. ...
you can do that. So, we have decided to create one example for such a type of one-line while loop. Thus, I started the Bash file within the nano editor and added the Bash support at the first line. After that, we have initialized an integer value “i” with 2. At the following ...
如何把for语句放在一行里执行? #!/bin/bash # For statement in multiple lines for((i=1;i<10;i+=2)) do echo "Welcome $i times" done # For statement in one line for((i=1;i<=10;i+=2)); do echo "Welcome $i times"; done ...
bash for循环是如何使用的 10 Bash for Loop In One Line Examples Bash For Loop Examples In Linux What Is Bash in Linux?...Bash for Loop In one Line with items # for i in 1 2 3 4 5 ; do echo "$i" ; done # for i in {1..5} ; do...$i" ; done # for planet in Mercury...
How do I use bash for loop to repeat certain task under Linux / UNIX operating system? How do I set infinite loops using for statement? How do I use three-parameter for loop control expression? A 'for loop' is a bash programming language statement which allows code to be repeatedly execu...
line done 使用while循环 while read -r line do echo $line done < filename While循环中read命令从标准输入中读取一行,并将内容保存到变量...line中。...在这里,-r选项保证读入的内容是原始的内容,意味着反斜杠转义的行为不会发生。输入重定向操作符文件file,然后将它作为read命令的标准输入。......
There are two types of bash for loops available. One using the “in” keyword with list of values, another using the C programming like syntax. This article is part of our on-going bash tutorial series. This explains both of the bash for loop methods, an
for i in {3..7}; do if [[ "$i" == '4' ]]; then continue fi echo "Number: $i" done Examples of Bash for Loops There are two ways to use the For Loop in bash, one is in the ‘c-style syntax,’ and the other is ‘for-in.’ The syntax for the c-style for loops is...