for loop with 3 column

by sebababi

HTML

<div id="test"></div>

JavaScript

var j;
var BR;
var start='';
var end='';
var nextStart=1;

for (var i=0;i<9;i++){
    j=i+1;
    
    
    if(nextStart==1){
        start='- ';
        nextStart=0;
    }else{
        start='';
    }
    
    
    end='';
    if(j%3==0){
        
        end=' /';
        BR='<BR>';
        nextStart=1;
        
    }else{
        
        
     BR=', ';   
        
        
    }
    
    
    
    document.getElementById("test").innerHTML= document.getElementById("test").innerHTML+ start+ j + end + BR;
    
}