@@ -271,7 +271,7 @@ |
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| 271 | 271 | /** |
| 272 | 272 | * Test that number is valid for this context. |
| 273 | 273 | * |
| 274 | - * @param mixed $num |
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| 274 | + * @param string $num |
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| 275 | 275 | * @return boolean |
| 276 | 276 | */ |
| 277 | 277 | private static function _validateNumber($num) |