How to find if a number is odd or even in bash? How to iterate over a bash array? How to loop over each line of a file? How to iterate over a list of files? How to use numbers with leading zeros in a bash loop? How to iterate over a range of numbers defined by variables?
Write a Bash script that uses a for loop to iterate over a range of numbers from 1 to 20 and prints only the odd numbers. Code: #!/bin/bash # Iterate over a range of numbers from 1 to 20 for ((i = 1; i <= 20; i++)); do # Check if the current number is odd if ((i...
The basic syntax of a for loop in Bash is: forvariableinlistdocommandsdone Examples Example 1: Iterating Over a List of Words #!/bin/zshforwordinapple banana cherrydoecho"The word is:$word"done Example 2: Iterating Over a Range of Numbers ...
For instance, in the below example, the loop will repeat each item in the list of strings and variable element fixed to the current item. for element in Gold Silver Diamond Platinum do echo "Element: $element" Done Over a Number Range Similarly, to define a range of numbers, one can ...
# Loop from 0-100 (no variable support). for i in {0..100}; do printf '%s\n' "$i" doneLoop over a variable range of numbersAlternative to seq.# Loop from 0-VAR. VAR=50 for ((i=0;i<=VAR;i++)); do printf '%s\n' "$i" done...
在类Linux 下,写脚本任务经常需要通过 bash shell 循环执行固定次数或在指定数字范围,可以通过 for ... in ... 语句搞定。
Multiple for loop variations are available in bash; we will quickly see some below. for in the Range of Numbers We can specify a list of numbers with a for loop and can iterate on those numbers one by one, as depicted by the following example: for i in 1 3 8 do echo $i done ...
An infinite loop is a loop that keeps running forever; this happens when the loop test condition is always true. In most cases, infinite loops are a product of a human logical error. For example, someone who may want to create a loop that prints the numbers 1 to 10 in descending order...
Loop over a range of numbersAlternative to seq.# Loop from 0-100 (no variable support). for i in {0..100}; do printf '%s\n' "$i" doneLoop over a variable range of numbersAlternative to seq.# Loop from 0-VAR. VAR=50 for ((i=0;i<=VAR;i++)); do printf '%s\n' "$i"...
This is what the for loop looks like. #!/bin/bash fruits=("blueberry" "peach" "mango" "pineapple" "papaya") for n in ${fruits[2]}; do echo $n done Bash For Loops with Array Elements Bash C Style For Loop You can use variables inside loops to iterate over a range of elements...