HTML5 canvas实现多种颜色渐变效果
<!DOCTYPE html> <html> <body> <canvas id="myCanvas" width="200" height="100" style="border:1px solid #c3c3c3;"> Your browser does not support the HTML5 canvas tag. </canvas> <script type="text/javascript"> var c=document.getElementById("myCanvas"); var ctx=c.getContext("2d"); var grd=ctx.createLinearGradient(0,0,175,50); grd.addColorStop(0,"#FF0000"); grd.addColorStop(1,"#00FF00"); ctx.fillStyle=grd; ctx.fillRect(0,0,175,50); </script> </body> </html>