Changing character in a for loop in bash script to execute a program many times -


i new bash scripting , call program 22 times. 22 different files.

file names this: filename_chr1_test filename_chr2_test filename_chr3_test ... filename_chr22_test

this loop far:

#!/bin/bash  chr_num in {1:22}:            /path/to/plink --file filename_chr$chr_num_test --exampletest     done

for reason i'm getting error back. i'm not sure why. can me debug?

thanks help!!

i suggest:

#!/bin/bash  chr_num in {1..22};   /path/to/plink --file filename_chr${chr_num}_test --exampletest done

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