How to find the length of a string

Shell scripting, basic sting manipulation, how to find the length of a string

 # ${#my_string}

The above will print the length of the sting variable

Now lets see a example how to calculate the length of a string?
Example:

 # vi find_string_length.sh

   #! /bin/bash
   str_Length="Welcome to the w3calculator"
   echo ${#str_Length}

Output:

 # sh find_string_length.sh
   27

The lenght or number of character of "Welcome to the w3calculator" is 27

Other way to calculate the length of a string is

 # echo "welcome to w3calculator" | wc -c
   24

You can also use this in your shell scripting as below.

 # vi character_count.sh

   str_Length="Welcome to the w3calculator"
   length=$(echo $str_Length | wc -c)
   echo "$length"

 # sh character_count.sh
   28

The topic on Shell-script - How to find the length of a string is posted by - Math

Hope you have enjoyed, Shell-script - How to find the length of a stringThanks for your time

Tech Bluff