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PHP - Filter a string to be saved in the MySql database
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| private function tool_string_filter($str) { | |
| if(is_null($str)){ | |
| return "NULL"; | |
| } | |
| else{ | |
| if(is_numeric ($str)){ | |
| return $str; | |
| } | |
| else{ | |
| return "\"".mysql_escape_string(utf8_encode($str))."\""; | |
| } | |
| } | |
| } |
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