Extracting function names from a file (with or without regular expressions)

Question

How can I extract all function names from a PHP file?

The file has many functions that look more or less like the following. Is a regular expression the best way to

Answer 1

You can write another PHP file to grep for that, or if you have Linux or Mac OS X, you can use something like:

grep -P "function\s+\w" myfile.php