编辑代码

//程序运行完成时一定要有输出语句，本工具才能正确展示运行结果。 
console.log('1');

setTimeout(function(){
    console.log('2');
    process.nextTick(function(){
        console.log('3');
    })
    new Promise(function(resolve){
        console.log('4');
        resolve();
    }).then(function(){
        console.log('5');
    })
})

process.nextTick(function(){
    console.log('6');
})
new Promise(function(resolve){
    console.log('7');
    resolve();
}).then(function(){
    console.log('8');
})

setTimeout(function(){
    console.log('9');
    process.nextTick(function(){
        console.log('10');
    })
    new Promise(function(resolve){
        console.log('11');
        resolve();
    }).then(function(){
        console.log('12');
    })

})