Iowa Code § 630.14: Warrant of arrest.

Upon proof, to the satisfaction of the court or judge authorized to grant the order aforesaid, that there is danger that the defendant will leave the state, or that the defendant will hide, such court or judge, instead of the order, may issue a warrant for the arrest of the debtor, and for bringing the debtor forthwith before the court or judge, upon which being done, the debtor may be examined in the same manner and with the like effect as is above provided.