Search Results

For instance, if it is a ksh script and a path to ksh is /usr/bin/ksh, since ksh will gladly run a script as ksh script_name unlike sed where you say sed -f script_name so you need no argument, the...

Before making the old -> new, put a conditional check for the input with a counter.

1. use something like below for the validation
echo "asbc123" | tr -dc '[:alpha:]' #if something return...

break the loop when correct? Show us the loop, or are the three tries in a line? Use a loop.

Do you have a #!/path/to/interpreter [one-option-like-f-in-sed-or-awk ] line at the top of the script and made it executable to the executing id?

Are the interpreters the same version?