1
0
mirror of https://github.com/danog/psalm.git synced 2024-12-05 21:19:03 +01:00
psalm/docs/running_psalm/issues/PossiblyUndefinedVariable.md

15 lines
214 B
Markdown
Raw Normal View History

2020-03-19 17:32:49 +01:00
# PossiblyUndefinedVariable
Emitted when trying to access a variable in function scope that may not be defined
```php
2020-03-21 00:13:46 +01:00
<?php
2020-03-19 17:32:49 +01:00
function foo() : void {
if (rand(0, 1)) {
$a = 5;
}
echo $a;
}
```