introduction to bash shell script

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Recently, I found that bash script is very useful to perform some tasks. Thus, I write a summary of it.

Resources

There’s a tutorial.

Simple Example

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#!/bin/bash
for i in {1..400}; 
do
    echo item: $i
done
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#!/bin/bash
for ((i=1;i<=100;i++)); 
do 
   echo $i
done