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Cast attr to string to prevent a PHP deprecation warning in 8.1 #365

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Cast attr to string to prevent a PHP deprecation warning in 8.1 #365

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2 changes: 1 addition & 1 deletion Michelf/MarkdownExtra.php
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Original file line number Diff line number Diff line change
Expand Up @@ -229,7 +229,7 @@ protected function doExtraAttributes($tag_name, $attr, $defaultIdValue = null, $
}

// Split on components
preg_match_all('/[#.a-z][-_:a-zA-Z0-9=]+/', $attr, $matches);
preg_match_all('/[#.a-z][-_:a-zA-Z0-9=]+/', (string)$attr, $matches);
$elements = $matches[0];

// Handle classes and IDs (only first ID taken into account)
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