从上面的例子可以看出loop将花括号内的值增加 2 个值。 Bash For 数组循环 你还可以使用For Loop. 在下面的示例中,for loop遍历内部的所有值fruits array并将它们打印到标准输出。 #!/bin/bashfruits=("blueberry""peach""mango""pineapple""papaya")fornin${fruits[@]};doecho$ndone 1. 2. 3. 4. 5...
for i in {0..20..5} do echo "Number: $i" done Over Array Elements While one can use the for loop for numbers and strings, programmers can even leverage the same to repeat over a range. For example, we will state an array - Players and iterate over each of the elements of the ...
Instead of listing the for-in loop items, use an array to make your code more organized and easily readable. It simplifies iterating through data – the process of applying the loop for each item individually. Declare the array with its item at the beginning and add it to your for-in ex...
在bash中,可以使用for循环来重复执行一系列命令。for循环的语法如下: ```bash for 变量名 in 值列表 do 命令 done ``` 其中,变量名是用来存储值列表中的每...
Here’s an example of using a ‘for’ loop to loop through an array in Bash: fruits=('apple' 'banana' 'cherry') for fruit in "${fruits[@]}" do echo "I like $fruit." done # Output: # I like apple. # I like banana.
planet in Mercury Venus Earth Mars Jupiter Saturn Uranus; do echo $planet; done Bash...for loop C style In One Line with items # for ((i=1;i<=5;i++));do echo $i;done Bash For Loop In one...for Loop In One Line Examples Bash For Loop Examples In Linux What Is Bash in ...
for loop in 1 2 3 4 do echo "hello" done 打印所有1.txt的内容 for i in $(cat 1.txt); do echo $i; done while condition do command done eg: int=1 while (( $int<=5 )) do echo $int let "int++" done 循环读取文件内容并输出 ...
for loopin 1 2 3 4 5 do echo "The value is: $loop" done 输出结果: The value is: 1 The value is: 2 The value is: 3 The value is: 4 The value is: 5 while循环用于不断执行一系列命令,也用于从输入文件中读取数据;命令通常为测试条件。其格式为: ...
for 循环一般格式为: for var in item1 item2 ... itemN do command1 command2 ... commandN done while 语句 while 循环用于不断执行一系列命令,也用于从输入文件中读取数据;命令通常为测试条件。其格式为: while condition do command done 无限循环 ...
你可以这样使用它:## declare an array variabledeclare -a arr=("element1" "element2" "element3")## now loop through the above arrayfor i in "${arr[@]}"do echo "$i" &...