d3/examples/hello-world/hello-event.html

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HTML

<!DOCTYPE html>
<html>
<head>
<title>Hello, world!</title>
<script type="text/javascript" src="../../d3.js"></script>
</head>
<body>
Your lucky numbers are:<br>
<span></span>
<script type="text/javascript">
var data = [4, 8, 15, 16, 23, 42];
d3.select("span")
.selectAll("svg")
.data(data)
.enter().append("svg")
.attr("width", 100)
.attr("height", 100)
.append("text")
.attr("x", "50%")
.attr("y", "50%")
.attr("dy", ".35em")
.attr("text-anchor", "middle")
.attr("fill", "white")
.attr("stroke", "black")
.attr("stroke-width", 1.5)
.attr("cursor", "pointer")
.style("font", "36pt Comic Sans MS")
.style("text-shadow", "3px 3px 3px rgba(0,0,0,.4)")
.text(function(d) { return d; })
.on("click", click)
.on("mouseover", mouseover)
.on("mouseout", mouseout);
function click(d, i) {
console.log("click", d, i);
}
function mouseover(d, i) {
d3.select(this)
.attr("fill", "brown")
.attr("stroke", "grey");
}
function mouseout(d, i) {
d3.select(this)
.attr("fill", "orange");
}
</script>
</body>
</html>