1.setTimeout
function repeat(func,wait,times){
return function(){
let args=arguments;
var handle=function(i){
setTimeout(()=>{
func.apply(null,args);
},wait*i);
}
for(var i=0;i<times;i++){
handle(i)
}
}
}
2.setTimeInterval
function repeat(func,wait,times){
return function(content){
let count=0;
let interval=setInterval(()=>{
func(content);
count+=1;
if(count===times){
clearInterval(interval);
}
},wait)
}
}