let customClass = 'zsl-el-message-box'
efb.messageBox({
    title: '操作提示',
    showConfirmButton: false,
    customClass,
    message: efb.VNode('div', null, [
        efb.VNode('style', null, `.${customClass} .el-message-box__message {width: 100%;}`),
        efb.VNode('div', null, 'hello world'),
        efb.VNode('div', {
            class: 'el-message-box__btns',
        }, [
            efb.VNode('button', {
                class: 'el-button el-button--primary',
                onClick(event) {
                    event.target.closest('.el-message-box').querySelector('.el-message-box__btns button[aria-disabled=false]').click();
                    console.log('确认', event)
                 }
            }, '确定'),
            efb.VNode('button', {
                class: 'el-button el-button--success',
                onClick(event) {
                    event.target.closest('.el-message-box').querySelector('.el-message-box__btns button[aria-disabled=false]').click();
                    console.log('按钮2', event)
                 }
            }, '按钮2'),
            efb.VNode('button', {
                class: 'el-button',
                onClick() {
                    event.target.closest('.el-message-box').querySelector('.el-message-box__close').click();
                    console.log('取消', event)
                }
            }, '取消')
        ])
    ]),
}).then( (result) => {
    console.log(result, 'then')
}
).catch( () => {})