psalm/docs/running_psalm/issues/DuplicateParam.md

# DuplicateParam

Emitted when a function has a param defined twice

```php
<?php

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

## Why this is bad

The above code produces a fatal error in PHP.
Move issues to separate pages 2020-03-19 12:32:49 -04:00			`# DuplicateParam`

			`Emitted when a function has a param defined twice`

			```php
Add opening PHP tags to examples 2020-03-20 19:13:46 -04:00			`<?php`

Move issues to separate pages 2020-03-19 12:32:49 -04:00			`function foo(int $b, string $b) {}`
			```
Add more docs 2020-03-21 10:13:11 -04:00
			`## Why this is bad`

			`The above code produces a fatal error in PHP.`