Create a range of numbers based on the parameters.
if(arguments.length<2){ b=a,a=0; } var s=step||1; var range=[]; if(s>0){ for(var i=a; i<b; i+=s){ range.push(i); } }else{ if(s<0){ for(var i=a; i>b; i+=s){ range.push(i); } }else{ throw new Error("dojox.math.range: step must not be zero."); } } return range; // Array