ｍｍｖｂｖｊｍ： - 経済統計練習帳

var point=new Array();
var pointx=new Array();
 
function sample(){
 
 
 
    var timer;
var delay = 100;
 
 point[0]=0;
 pointx[0]=0;
 
 number=0;
 
var loop = function () {
 
 
 number=number+1;
 
 if(number>500)number=1;
 
 n1=3*Math.random();
    x=Math.floor(n1)+1;
 
 
 
    n1=3*Math.random();
    y=Math.floor(n1)+1;
 
 
 
    var ch=new Array();
var chx=new Array();
 
    sx=0;
    for(s=1;s<4;s++){
    h=0;
    if(y==s)h=100;
    if(s==x)h=100;
    if(h<50)sx=sx+1;
    if(h<50)ch[sx]=s;
    }
 
    n1=sx*Math.random();
    z1=Math.floor(n1)+1;
    z=ch[z1];
 
    q=0;
    for(s=1;s<4;s++){
    h=0;
    if(z==s)h=100;
    if(y==s)h=100;
    if(h<50)q=s;
    }
 
    point[number]=point[number-1];
    pointx[number]=pointx[number-1];
 
    if(x==y)point[number]=point[number]+1;
    if(x==q)pointx[number]=pointx[number]+1;
 
   paint();
 
 
clearTimeout(timer);
    timer = setTimeout(loop, delay);
}
 
loop();
}
 
 
function paint(){
 
var sub=new svgpaint();
 
str="<svg width=\"500\" height=\"500\">";
for(s=1;s<number;s++){
str=str+sub.line(s,500-point[s],s+1,500-point[s+1],3,"red");    
str=str+sub.line(s,500-pointx[s],s+1,500-pointx[s+1],3,"blue"); 
}
 
str=str+sub.line(0,0,0,500,5,"black");
str=str+sub.line(500,500,0,500,5,"black");
 
$("#memo").html(str);   
 
}