php man page for imap_last_error

IMAP_LAST_ERROR(3)							 1							IMAP_LAST_ERROR(3)

imap_last_error - Gets the last IMAP error that occurred during this page request

SYNOPSIS
       string imap_last_error (void  )

DESCRIPTION
	Gets  the  full  text  of  the	last  IMAP  error  message  that  occurred  on	the  current  page.  The error stack is untouched; calling
       imap_last_error(3) subsequently, with no intervening errors, will return the same error.

RETURN VALUES
	Returns the full text of the last IMAP error message that occurred on the current page. Returns FALSE if no error messages are available.

SEE ALSO
       imap_errors(3).

PHP Documentation Group 													IMAP_LAST_ERROR(3)