html5菜鸟
日期：2014-05-17 浏览次数：20955 次
html5初学者
<!DOCTYPE HTML>
<html>
<body>
<canvas id="arcCanvas" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<canvas id="lineCanvas" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<canvas id="grdCanvas" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<canvas id="imageCanvas" width="80" height="175" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<script type="text/javascript">
var c=document.getElementById("arcCanvas");
var ccxt=c.getContext("2d");
cxt.fillStyle="#FF0000";
cxt.beginPath();
cxt.arc(70,18,15,0,Math.PI*2,true);
cxt.closePath();
cxt.fill();
</script>
<script type="text/javascript">
var c=document.getElementById("lineCanvas");
var ccxt=c.getContext("2d");
cxt.moveTo(10,10);
cxt.lineTo(150,50);
cxt.lineTo(10,50);
cxt.stroke();
</script>
<script type="text/javascript">
var c=document.getElementById("grdCanvas");
var ccxt=c.getContext("2d");
var grd=cxt.createLinearGradient(0,0,175,50);
grd.addColorStop(0,"#FF0000");
grd.addColorStop(1,"#00FF00");
cxt.fillStyle=grd;
cxt.fillRect(0,0,175,50);
</script>
<script type="text/javascript">
var c=document.getElementById("imageCanvas");
var ccxt=c.getContext("2d");
var img=new Image()
img.src="flower.jpg"
cxt.drawImage(img,0,0);
</script>
<br>
<br>
<br>localStorage
<br>
<script type="text/javascript">
localStorage.lastname="Smith";
document.write(localStorage.lastname);
</script>
<br>
<br>
<script type="text/javascript">
if (localStorage.pagecount)
{
localStorage.pagecount=Number(localStorage.pagecount) +1;
}
else
{
localStorage.pagecount=1;
}
document.write("Visits "+ localStorage.pagecount + " time(s).");
<!DOCTYPE HTML>
<html>
<body>
<canvas id="arcCanvas" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<canvas id="lineCanvas" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<canvas id="grdCanvas" width="200" height="100" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<canvas id="imageCanvas" width="80" height="175" style="border:1px solid #c3c3c3;">
Your browser does not support the canvas element.
</canvas>
<script type="text/javascript">
var c=document.getElementById("arcCanvas");
var ccxt=c.getContext("2d");
cxt.fillStyle="#FF0000";
cxt.beginPath();
cxt.arc(70,18,15,0,Math.PI*2,true);
cxt.closePath();
cxt.fill();
</script>
<script type="text/javascript">
var c=document.getElementById("lineCanvas");
var ccxt=c.getContext("2d");
cxt.moveTo(10,10);
cxt.lineTo(150,50);
cxt.lineTo(10,50);
cxt.stroke();
</script>
<script type="text/javascript">
var c=document.getElementById("grdCanvas");
var ccxt=c.getContext("2d");
var grd=cxt.createLinearGradient(0,0,175,50);
grd.addColorStop(0,"#FF0000");
grd.addColorStop(1,"#00FF00");
cxt.fillStyle=grd;
cxt.fillRect(0,0,175,50);
</script>
<script type="text/javascript">
var c=document.getElementById("imageCanvas");
var ccxt=c.getContext("2d");
var img=new Image()
img.src="flower.jpg"
cxt.drawImage(img,0,0);
</script>
<br>
<br>
<br>localStorage
<br>
<script type="text/javascript">
localStorage.lastname="Smith";
document.write(localStorage.lastname);
</script>
<br>
<br>
<script type="text/javascript">
if (localStorage.pagecount)
{
localStorage.pagecount=Number(localStorage.pagecount) +1;
}
else
{
localStorage.pagecount=1;
}
document.write("Visits "+ localStorage.pagecount + " time(s).");
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