In Bash, when writing shell scripts then we need to use test operators to compare integer values, strings, and logical tests and file tests, etc. So here I am sharing the list of all bash shell operators in text and in picture format, which is downloadable.
Bash Shell Test Operators Cheat Sheet
| Integer Comparisons | Function |
|---|
| -gt | Greater than |
| -lt | Less than |
| -ge | Greater than or equal to |
| -le | Less than or equal to |
| -eq | Equal to |
| -ne | Not equal to |
| String Comparisons | Functions |
|---|
| -z | Test for empty string |
| = | Test for equality of strings |
| != | Test for inequality of strings |
| Logical Operators | Function |
|---|
| -a | Logical AND |
| -o | Logical OR |
| ! | Logical NOT |
| File Test Operators | Function |
|---|
| -f | File exists and is a regular file |
| -s | File is not empty |
| -r | File is readable |
| -w | File can be written to and modified |
| -x | File is executable |
| -d | Filename is a directory name |
Download the Bash Shell Test Operators Cheat Sheet in Picture format:
See also:
