我猜这很基础,但是还是...如何检查是否出现ZoneBusy
错误?
if error.code == CKErrorCode.ZoneBusy { // <- compiler says can't use '==', then what?
Reference:
我猜这很基础,但是还是...如何检查是否出现ZoneBusy
错误?
if error.code == CKErrorCode.ZoneBusy { // <- compiler says can't use '==', then what?
Reference: