samplker - 経済統計練習帳

var cx=new Array();
var cy=new Array();
 
function sample(){
 
 
    body=250;
 
 
    str="<svg>";
    for(s=1;s<37;s++){
    cx[s]=250+100*Math.cos(10*s*Math.PI / 180);    
    cy[s]=250+100*Math.sin(10*s*Math.PI / 180);
    }
 
 
    str=str+poly("red");
    str=str+"</svg>";
 
 
    alert(str);
 
 
}
 
 
function poly(col) {
 
    var str, data;
    var s;
    data = "";
    for (s = 1; s < 36; s++) {
        data = data + cx[s] + "," + cy[s] + ",";
    }
    s = 36;
    data = data + cx[s] + "," + cy[s];
 
    str = "<polygon fill=" + chop(col) + " points=" + chop(data) + "/>";
 
    return str;
}
 
function chop(str) {
 
    var strx;
 
    strx = "\"" + str + "\"";
 
    return strx;
 
}