koinnvbk - 経済統計練習帳

var number,point;
var rate=new Array();
 
function sample(){
 
number=0;
point=0;
 
var timer;
var delay = 100;
 
 
var loop = function () {
 
 
if(number>500)point=0;
if(number>500)number=0;
 
    number=number+1;
 
 
 if(Math.random()>0.5)point=point+1;
 
rate[number]=point/number;
 
 
 
paint();    
 
 
clearTimeout(timer);
    timer = setTimeout(loop, delay);
}
 
loop();
paint();
 
 
 
 
 
    }
 
 
 
function paint(){
 
var sub=new svgpaint();
 
str="<svg width=\"500\" height=\"500\">";
 
for(s=1;s<number;s++){
x1=500*rate[s];
x2=500*rate[s+1];
str=str+sub.line(s,500-x1,s+1,500-x2,5,"red");
}
str=str+sub.line(0,0,0,500,5,"black");
str=str+sub.line(500,500,0,500,5,"black");
str=str+sub.line(0,250,500,250,3,"blue");
 
$("#memo").html(str);   
 
}
 
function search(x1,y1){
 
   var s,sx,h;
   sx=0;
for(s=1;s<number+1;s++){    
h=0;
if(x[s]==x1)h=h+1;
if(y[s]==y1)h=h+1;
if(h==2)sx=s;
}
 
return sx;
}