Search Results

Try:

ps <your flags>| grep -w bash| grep -v grep| wc -l

Try this,

#!/bin/sh

echo -n "Enter a string:"
read var
first_char=${var:0:1}
len=$(expr length $(echo "$first_char" | tr -d "0-9") 2>/dev/null)
if [ $len > 0 ]
then
len=$(expr...

Not sure why it didn't work with that syntax - the following should work. I put it into a while loop so you don't have to execute it after each input:


echo "Enter a string:"
while read var; do...