ElMessageBox.prompt 点击确认校验成功后关闭

ElMessageBox.prompt('', '验证取货码', {inputPattern: /^.{1,20}$/,inputErrorMessage: '请输入取货码',inputPlaceholder: '请输入取货码',beforeClose: (action, instance, done) => {if (action === 'confirm') {if (instance.inputValue) {let flag = false;if (flag) {done()} else {ElMessage.error('取货码错误');return}}}done();}
});