Warning: scan_word is deprecated since 1.38.
Scans a word into a `GString` buffer.
A word consists of [A-Za-z_] followed by zero or more [A-Za-z_0-9]. Leading white space is skipped.
| pos |
in/out string position |
| out |
a `GString` into which to write the result |
|
false if a parse error occurred |