Sep 13, 2020 · Tutorial on how to compare numbers, strings and files in Linux bash shell script using if statement.

If you want to compare float numbers or float number to integer, you can use (( $(bc <<< "...") )). For example, a=2.00 b=1 if (( $(bc <<<"$a > $b") )); then echo "a is greater than b" else echo …

Nov 29, 2015 · Unless you have to use cmp, you can use [ ] for comparison: echo "Both words contents are same" echo "Both words contents are not same" cmp compares files. If, say, you …

In this tutorial, we’ll show you how to compare strings in a Bash script on a Linux system. We’ll show this in the context of a simple if/else Bash script so you can see how testing for this …

Nov 27, 2023 · Here I will develop a Bash script that will utilize the != operator to compare if two numeric variable is not equal or not. To know more, follow the below script.

Mar 25, 2025 · As Linux users, there will be times when we need to write a script to perform a certain task and iterate the script based on certain numeric conditions. In such cases, we use …

May 3, 2019 · When comparing strings in Bash you can use the following operators: string1 = string2 and string1 == string2 - The equality operator returns true if the operands are equal. …

Feb 10, 2010 · The following script reads from a file named "testonthis" line by line and then compares each line with a simple string, a string with special characters and a regular …

Jan 31, 2018 · Numbers should be compared with -eq, = is for string comparison. In your case it should also work since the numbers are likely to be stored identically, but it's better to use the …

Apr 24, 2023 · In shell scripting, comparison operators and if statements are fundamental tools that enable you to test conditions and make decisions based on the results. By using these …