Online PHP editor | output for 7Kb5l

@ 2013-07-29T07:19:33Z

<?php
class ErrorLog {
        
        static $errorArr = array();
        
        public static function throwError ($err, $level = E_USER_WARNING, $suppress = false, $shiftBack = 1) {
            
            // Shiftback means: look back into the backtrace calls, shifting that amount of calls, and then report the error.
            // There is no checking whether this many levels actually exist in the call stack, make sure yourself
            
            // Error log doesn't show newlines.
            str_replace(
                array(
                    "\n"
                ),
                array(
                    " "
                ),
                $err
            );
            
            $trace = self::getBacktrace();
            
            $info = "";
            
            if (!empty($trace)) {
                while ($shiftBack > 0) {
                    array_shift($trace);
                    --$shiftBack;
                }
                
                // Error file/line information:
                $info .= "in " . $trace[0]["file"] . ":" . $trace[0]["line"] . ".";
                
                // Caller information:
                if (count($trace) > 1) {
                    array_shift($trace);
                    $caller = $trace[0];
                    
                    $info .= " Thrown by ";
                    if (isset($caller["function"])) {
                        if (isset($caller["class"])) {
                            $info .= $caller["class"] . "::";
                        }
                        $info .= $caller["function"] . "() ";
                    } else {
                        $info .= "global scope ";
                    }
                    $info .= "which was called in " . $caller["file"] . ":" . $caller["line"] . ".";
                }
            }
            
            $queryStr = $_SERVER["QUERY_STRING"];
            $info .= " (Called URL: " . $_SERVER["HOST_NAME"] . $_SERVER["PHP_SELF"] . (!empty($queryStr) ? ("?" . $queryStr) : "") . ")";
            
            $out = "\"" . $err . "\" " . $info;
            
            self::$errorArr[] = $err;
            
            if (!$suppress) {
                trigger_error($out, $level);
            }
            
        }
        
        public static function throwDeprecated ($suppress = false) {
            // Call this method from INSIDE a deprecated function, 
            self::throwError("Deprecated!", E_USER_NOTICE, $suppress, 2);
        }

        private static function getBacktrace () {
            if (version_compare(PHP_VERSION, "5.2.5", "<")) {
                return debug_backtrace();
            } else {
                return debug_backtrace(false); // A bit more efficient
            }
        }

    }

function a () {
	ErrorLog::throwDeprecated();
}

a();

Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.6: Warning: Undefined array key "QUERY_STRING" in /in/7Kb5l on line 53 Warning: Undefined array key "HOST_NAME" in /in/7Kb5l on line 54 Notice: "Deprecated!" in /in/7Kb5l:82. Thrown by a() which was called in /in/7Kb5l:85. (Called URL: /in/7Kb5l) in /in/7Kb5l on line 61
Output for 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.25, 7.4.27 - 7.4.33: Notice: Undefined index: QUERY_STRING in /in/7Kb5l on line 53 Notice: Undefined index: HOST_NAME in /in/7Kb5l on line 54 Notice: "Deprecated!" in /in/7Kb5l:82. Thrown by a() which was called in /in/7Kb5l:85. (Called URL: /in/7Kb5l) in /in/7Kb5l on line 61
Output for 7.3.32 - 7.3.33, 7.4.26: Notice: "Deprecated!" in /in/7Kb5l:82. Thrown by a() which was called in /in/7Kb5l:85. (Called URL: /in/7Kb5l) in /in/7Kb5l on line 61
Output for 5.2.3 - 5.2.17: Notice: Undefined index: QUERY_STRING in /in/7Kb5l on line 53 Notice: Undefined index: HOST_NAME in /in/7Kb5l on line 54 Notice: "Deprecated!" in /in/7Kb5l:82. Thrown by a() which was called in /in/7Kb5l:85. (Called URL: /in/7Kb5l) in /in/7Kb5l on line 61
Output for 5.0.0 - 5.0.5, 5.1.0 - 5.1.6, 5.2.0 - 5.2.2: Notice: Undefined index: QUERY_STRING in /in/7Kb5l on line 53 Notice: Undefined index: HOST_NAME in /in/7Kb5l on line 54 Notice: "Deprecated!" in /in/7Kb5l:82. Thrown by a() which was called in /in/7Kb5l:85. (Called URL: ) in /in/7Kb5l on line 61
Output for 4.4.2 - 4.4.9: Parse error: syntax error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/7Kb5l on line 4
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1: Parse error: parse error, unexpected T_STATIC, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/7Kb5l on line 4
Process exited with code 255.
Output for 4.3.2 - 4.3.4: Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/7Kb5l on line 4
Process exited with code 255.

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