@@ -162,7 +162,7 @@ |
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162 | 162 | /** |
163 | 163 | * Iterator: retrieve current key |
164 | 164 | * |
165 | - * @return mixed |
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165 | + * @return integer |
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166 | 166 | */ |
167 | 167 | public function key() |
168 | 168 | { |