Question

How to use for loop in Bash

Answer 1

for ((i = 0 ; i < 10 ; i++));
 do
  echo "$i";
 done
 
 
 
# run:
#
# 0
# 1
# 2
# 3
# 4
# 5
# 6
# 7
# 8
# 9
#

 

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Answer 2

for i in {0..10}
 do
  echo "i = $i";
 done
  
  
  
# run:
#
# i = 0
# i = 1
# i = 2
# i = 3
# i = 4
# i = 5
# i = 6
# i = 7
# i = 8
# i = 9
# i = 10
#
 

 

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Answer 3

for i in 1 2 3 4 5
 do
  echo "i = $i";
 done
  
  
  
  
# run:
#
# i = 1
# i = 2
# i = 3
# i = 4
# i = 5
#

 

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