async function start(){
var arr=[1,2,3,4,4],promiseArr=[]
arr.forEach(async(e)=>{
let res=await pp(e);
console.log("res"+res)
})
let res= await Promise.all(promiseArr)
console.log(res)
console.log(122333)
}
start()
async function pp(e){
return await new Promise((resolve,reject)=>{
resolve(e)
})
}