@@ -7,8 +7,8 @@  | 
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| 7 | 7 | /**  | 
                                                        
| 8 | 8 | * Test to see if a string is json.  | 
                                                        
| 9 | 9 | *  | 
                                                        
| 10 | - * @param mixed $schema  | 
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| 11 | - * @return void  | 
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| 10 | + * @param string $string  | 
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| 11 | + * @return boolean  | 
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| 12 | 12 | */  | 
                                                        
| 13 | 13 | public static function isJson($string)  | 
                                                        
| 14 | 14 |      { |