setinterval javascript

1
2 setTimeout(function(){ alert("Hello"); }, 3000);
3 

1setInterval(function(){ 
2	console.log("Oooo Yeaaa!");
3}, 2000);//run this thang every 2 seconds

1setTimeout(function(){
2 	//code goes here
3}, 2000); //Time before execution

1setTimeout(() => { alert('Hello') }, 1000)

1setInterval(function(){
2  console.log("Hello");
3  console.log("World");
4}, 2000); //repeat every 2s

1loadingProgress(max, jump, speed) {
2  const loadBar = setInterval(() => {
3    if(this.load_current < max){
4      this.load_current += jump || 1;
5    } else {
6      clearInterval(loadBar);
7      this.onOk()
8      if(this.isFrom == 'isReject') {
9        this.$emit('loadRejectErros');
10      }
11    }
12  }, speed);
13},