32 lines
752 B
Markdown
32 lines
752 B
Markdown
## Variables
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#### SlevomatCodingStandard.Variables.DisallowSuperGlobalVariable
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Disallows use of super global variables.
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#### SlevomatCodingStandard.Variables.DisallowVariableVariable
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Disallows use of variable variables.
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#### SlevomatCodingStandard.Variables.DuplicateAssignmentToVariable
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Looks for duplicate assignments to a variable.
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#### SlevomatCodingStandard.Variables.UnusedVariable
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Looks for unused variables.
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Sniff provides the following settings:
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* `ignoreUnusedValuesWhenOnlyKeysAreUsedInForeach` (defaults to `false`): ignore unused `$value` in foreach when only `$key` is used
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```php
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foreach ($values as $key => $value) {
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echo $key;
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}
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```
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#### SlevomatCodingStandard.Variables.UselessVariable 🔧
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Looks for useless variables.
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