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psalm/docs/running_psalm/issues/UnusedFunctionCall.md
2020-03-20 19:13:56 -04:00

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# UnusedFunctionCall
Emitted when `--find-dead-code` is turned on and Psalm finds a function call whose return value is not used anywhere
```php
<?php
$a = strlen("hello");
strlen("goodbye"); // unused
echo $a;
```