Bash For Loop Example


Introduction:

for loop is one of the most used control flow statements in any scripting or programming language, if you want to do some task using bash shell that is repetitive, you can make use of for loop in bash, let's see some examples,

Syntax:

for variable_name in 1 2 3 4 .. n
do
  command/statement 1
  command/statement 2
  ...
  ...
 command/statement n
done

Example:
#!/bin/bash
#Mutiplication Table of Two

no=2

for num in 1 2 3 4 5 6 7 8 9 10
do
   echo $(($num*$no)) 
done
Example:
#!/bin/bash
#Mutiplication Table of Two

no=2

for num in {1..10}
do
   echo $(($num*$no)) 
done


Syntax:

for (( initializer; condition; step ))
do
     command/statement
     ...
     command/statement
done


Example:
#!/bin/bash
#Mutiplication Table of Two

no=2

for (( i=1; i<=10; i++ ))
do
  echo $(($i*$no)) 
done
for loop in bash example
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