Added shebangs to examples

Lawrence Velázquez
2024-03-08 20:10:49 -05:00
parent 19c887b21d
commit d99321ed3a

@@ -3,12 +3,14 @@
### Problematic code:
```sh
#!/bin/sh
[ "$var" =~ .*foo[0-9]* ]
```
### Correct code:
```sh
#!/bin/sh
expr "$var" : ".*foo[0-9]*" > /dev/null
```