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18 lines
423 B
Markdown
18 lines
423 B
Markdown
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# UnusedIssueHandlerSuppression
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Emitted when an issue type suppression in the configuration file is not being used to suppress an issue.
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Enabled by [findUnusedIssueHandlerSuppression](../configuration.md#findunusedissuehandlersuppression)
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```php
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<?php
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$a = 'Hello, World!';
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echo $a;
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```
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```xml
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<?xml version="1.0" encoding="UTF-8"?>
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<issueHandlers>
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<PossiblyNullOperand errorLevel="suppress"/>
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</issueHandlers>
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```
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