Removed 5dd96ce (#202) following 58955e5 (fix #244);

Author: chernjie

application/libraries/Format.php

@@ -210,31 +210,23 @@ public function to_csv()
 	// Encode as JSON
 	public function to_json()
 	{
-		$_numeric = strnatcmp(PHP_VERSION, '5.3.3') >= 0;
 		$callback = isset($_GET['callback']) ? $_GET['callback'] : '';
-
-		// we only honour jsonp callback which are valid javascript identifiers
 		if ($callback === '')
 		{
-			return $_numeric
-				? json_encode($this->_data, JSON_NUMERIC_CHECK);
-				: json_encode($this->_data);
+			return json_encode($this->_data);
 		}
+		// we only honour jsonp callback which are valid javascript identifiers
 		else if (preg_match('/^[a-z_\$][a-z0-9\$_]*(\.[a-z_\$][a-z0-9\$_]*)*$/i', $callback))
 		{
 			// this is a jsonp request, the content-type must be updated to be text/javascript
 			header("Content-Type: application/javascript");
-			return $_numeric
-				? $callback . "(" . json_encode($this->_data, JSON_NUMERIC_CHECK) . ");";
-				: $callback . "(" . json_encode($this->_data)                     . ");";
+			return $callback . "(" . json_encode($this->_data) . ");";
 		}
 		else
 		{
 			// we have an invalid jsonp callback identifier, we'll return plain json with a warning field
 			$this->_data['warning'] = "invalid jsonp callback provided: ".$callback;
-			return $_numeric
-				? json_encode($this->_data, JSON_NUMERIC_CHECK);
-				: json_encode($this->_data);
+			return json_encode($this->_data);
 		}
 	}