Throwable::getPrevious

(PHP 7, PHP 8)

Throwable::getPrevious — Returns the previous Throwable

Description

public Throwable::getPrevious(): ?Throwable

Returns any previous Throwable (for example, one provided as the third parameter to Exception::__construct()).

Parameters

This function has no parameters.

Return Values

Returns the previous Throwable if available, or null otherwise.

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User Contributed Notes 1 note

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harry at upmind dot com ¶

6 years ago

/**     * Gets sequential array of all previously-chained errors     *      * @param Throwable $error     *      * @return Throwable[]     */    function getChain(Throwable $error) : array    {        $chain = [];        do {            $chain[] = $error;        } while ($error = $error->getPrevious());        return $chain;    }