简单教程
提交运行
代码编辑器：
<?xml version="1.0" standalone="no"?> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"> <svg width="100%" height="100%" version="1.1" xmlns="http://www.w3.org/2000/svg"> <defs> <filter id="Erode1"> <feMorphology operator="erode" in="SourceGraphic" radius="1" /> </filter> <filter id="Erode3"> <feMorphology operator="erode" in="SourceGraphic" radius="3" /> </filter> <filter id="Erode4"> <feMorphology operator="erode" in="SourceGraphic" radius="4" /> </filter> <filter id="Dilate1"> <feMorphology operator="dilate" in="SourceGraphic" radius="1" /> </filter> <filter id="Dilate3"> <feMorphology operator="dilate" in="SourceGraphic" radius="3" /> </filter> <filter id="Dilate4"> <feMorphology operator="dilate" in="SourceGraphic" radius="4" /> </filter> </defs> <g enable-background="new" > <g font-family="Verdana" font-size="50" stroke="red" stroke-width="4"> <text x="50" y="60">Unfiltered</text> <text x="50" y="120" filter="url(#Erode1)">Erode 1</text> <text x="50" y="180" filter="url(#Erode3)">Erode 3</text> <text x="50" y="240" filter="url(#Erode4)">Erode 4</text> <text x="50" y="300" filter="url(#Dilate1)">Dilate 1</text> <text x="50" y="360" filter="url(#Dilate3)">Dilate 3</text> <text x="50" y="420" filter="url(#Dilate4)">Dilate 4</text> </g> </g> </svg>
运行结果：