Conditional Statements: There are total 5 conditional statements which can be used in bash programming
if statement
if-else statement
if..elif..else..fi statement (Else If ladder)
if..then..else..if..then..fi..fi..(Nested if)
switch statement
Here are some useful examples of if-else in shell scripts to give you a better idea of how to use this tool.
| Command | Description |
| && | Logical AND |
| $0 | Argument 0 i.e. the command that’s used to run the script |
| $1 | First argument (change number to access further arguments) |
| -eq | Equality check |
| -ne | Inequality check |
| -lt | Less Than |
| -le | Less Than or Equal |
| -gt | Greater Than |
| -ge | Greater Than or Equal |
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