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added 100 characters in body

edited Nov 12, 2014 at 11:34

You have to use double brace and enclose your variables with "":

#!/bin/bash read x; if [[ "$x" = "Y" || "$x" = "y" ]]; then echo "YES" else echo "NO" fi;

However i prefer to use:

echo $x |tr '[A-Z]' '[a-z]'

It's very better than if-statement.

You have to use double brace and enclose your variables with "":

#!/bin/bash read x; if [[ "$x" = "Y" || "$x" = "y" ]]; then echo "YES" else echo "NO" fi;

You have to use double brace and enclose your variables with "":

#!/bin/bash read x; if [[ "$x" = "Y" || "$x" = "y" ]]; then echo "YES" else echo "NO" fi;

However i prefer to use:

echo $x |tr '[A-Z]' '[a-z]'

It's very better than if-statement.

answered Nov 12, 2014 at 11:27

You have to use double brace and enclose your variables with "":

#!/bin/bash read x; if [[ "$x" = "Y" || "$x" = "y" ]]; then echo "YES" else echo "NO" fi;