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Kevin van Zonneveld 2016-03-03 11:49:00 +01:00
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@ -46,14 +46,16 @@ Once the `main.sh` has been tailor-made for your project you could either append
### How do I access the value of a command-line argument?
To evaluate the value of an argument, append the corresponding single-character flag to the text "$arg_". For example, if the [read block]
To evaluate the value of an argument, append the corresponding single-character flag to the text `$arg_`. For example, if the [read block]
contains the line
```bash
-t --temp [arg] Location of tempfile. Default="/tmp/bar"
```
then you can evalute the correspondign argument and assign it to a variable as follows:
then you can evaluate the corresponding argument and assign it to a variable as follows:
```bash
temp_file_name=$arg_t
temp_file_name="${arg_t}"
```
### What is a magic variable?