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psalm/docs/running_psalm/issues/DuplicateParam.md
Matthew Brown e49a5dd55d Add more docs
2020-03-21 10:13:11 -04:00

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DuplicateParam

Emitted when a function has a param defined twice

<?php

function foo(int $b, string $b) {}

Why this is bad

The above code produces a fatal error in PHP.