Fix code bug in one of the InputFilter docs code examples

zendframework / zend-inputfilter

InputFilter component from Zend Framework

BSD 3-Clause "New" or "Revised" License

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Closed settermjd closed 5 years ago

settermjd commented 5 years ago

When I was working through the InputFilter documentation recently, I came across a mistake in one of the examples. This PR fixes the bug.

[X] Is this related to documentation?
- [X] Is it a typographical and/or grammatical fix?
- [ ] Is it new documentation?

weierophinney commented 5 years ago

Thanks, @settermjd!