Time series II: Difference between revisions

Revision as of 16:52, 3 February 2010

The weight of Antonia Wassermann

@@ Line 3: / Line 3: @@
 <jsxgraph width="600" height="400">
 var brd = JXG.JSXGraph.initBoard('jxgbox', {boundingbox:[-1,4500,50,2500]});
-brd.create('axis',[[0,2600],[1,2600]]);
+brd.create('axis',[[0,2700],[1,2700]]);
 brd.create('axis',[[0,0],[0,1]]);
+var toDate = function(datestr) {
+        var a = datestr.split('.');
+        return new Date(a[2],a[1],a[0]);
+    };
+var table = [
+   ['9.1.2009',3250],
+   ['15.1.2009',3200],
+   ['17.1.2009',3200],
+   ['18.1.2009',3210],
+   ['20.1.2009',3250],
+   ['23.1.2009',3400],
+   ['27.1.2009',3590],
+   ['31.1.2009',3750],
+   ['3.2.2009',3810]
+   ];
+var i, x = [], y = [],
+    birthday = toDate(table[0][0]);
+for (i=0;i<table.length;i++) {
+    x[i] = Math.floor(((toDate(table[i][0])).getTime()-birthday.getTime())/(1000.0*60.0*60.0*24.0));
+    y[i] = table[i][1]*1;
+}
+var c = brd.create('curve',[x,y]);
 </jsxgraph>