W3Schools Canvas 演示 - W3Schools 中文教程

#myCanvas

addColorStop

0.3,'red'| 0.4,'red'| 0.5,'red'| 0.6,'red'| 0.6,'#0000FF'| 0.6,'orange'| 0.6,'rgb(0,255,255)'

const grd = ctx.createLinearGradient(0,0,150,0); grd.addColorStop(#val); grd.addColorStop(0.7,'green'); ctx.fillStyle = grd; ctx.fillRect(0,0,150,100);