Exception::getPrevious

Exception::getPrevious

Returns previous Throwable

 **Exception::getPrevious**

Returns previous (which had been passed as the third parameter of ). Throwable``Exception::__construct

Returns the previous if available or null otherwise. Throwable

Voorbeeld: example

Looping over, and printing out, exception trace.

<?php
class MyCustomException extends Exception {}

function doStuff() {
    try {
        throw new InvalidArgumentException("You are doing it wrong!", 112);
    } catch(Exception $e) {
        throw new MyCustomException("Something happened", 911, $e);
    }
}


try {
    doStuff();
} catch(Exception $e) {
    do {
        printf("%s:%d %s (%d) [%s]\n", $e->getFile(), $e->getLine(), $e->getMessage(), $e->getCode(), get_class($e));
    } while($e = $e->getPrevious());
}
?>

/home/bjori/ex.php:8 Something happened (911) [MyCustomException]
/home/bjori/ex.php:6 You are doing it wrong! (112) [InvalidArgumentException]

Throwable::getPrevious