菜鸟学堂在线工具

源代码

<!DOCTYPE html>
<html>
<body>
<svg xmlns="http://www.w3.org/2000/svg" version="1.1">
<defs>
<linearGradient id="MyGrad" gradientUnits="userSpaceOnUse" x1="50" y1="0" x2="600" y2="0">
<stop offset="0" stop-color="#ff0000" />
<stop offset=".33" stop-color="#00ff00" />
<stop offset=".67" stop-color="#0000ff" />
<stop offset="1" stop-color="#000000" />
</linearGradient>
<filter id="Identity">
<feComponentTransfer>
<feFuncR type="identity" />
<feFuncG type="identity" />
<feFuncB type="identity" />
<feFuncA type="identity" />
</feComponentTransfer>
</filter>
<filter id="Table">
<feComponentTransfer>
<feFuncR type="table" tableValues="0 0 1 1" />
<feFuncG type="table" tableValues="1 1 0 0" />
<feFuncB type="table" tableValues="0 1 1 0" />
</feComponentTransfer>
</filter>
<filter id="Linear">
<feComponentTransfer>
<feFuncR type="linear" slope=".5" intercept=".25" />
<feFuncG type="linear" slope=".5" intercept="0" />
<feFuncB type="linear" slope=".5" intercept=".5" />
</feComponentTransfer>
</filter>
<filter id="Gamma">
<feComponentTransfer>
<feFuncR type="gamma" amplitude="2" exponent="5" offset="0" />
<feFuncG type="gamma" amplitude="2" exponent="3" offset="0" />
<feFuncB type="gamma" amplitude="2" exponent="1" offset="0" />
</feComponentTransfer>
</filter>
</defs>
<g font-size="50" font-weight="bold" fill="url(#MyGrad)">
<text x="50" y="60" filter="url(#Identity)">Identity</text>
<text x="50" y="120" filter="url(#Table)">TableLookup</text>
<text x="50" y="180" filter="url(#Linear)">LinearFunc</text>
<text x="50" y="240" filter="url(#Gamma)">GammaFunc</text>
</g>
</svg>
</body>
</html>

运行结果 在线运行