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CSS Alpha Channel Filter

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Release： 2023-08-31 08:29:02
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CSS Alpha 通道滤镜

#The Alpha channel filter changes the opacity of an object so that it blends into the background.

The following parameters can be used in this filter -

Complete

Parameters

 Description
Opacity

 Opacity level. 0 is fully transparent, 100 is fully opaque.

finishopacity

 The opacity level of the other end of the object.

Style

 Shape opacity gradient.

0 = Uniform

1 = Linear

2 = Radial

3 = Rectangular
startX

 The X coordinate where the opacity gradient starts.

startY

The Y coordinate where the opacity gradient starts.

The X coordinate where the opacity gradient ends.

Complete

 The Y coordinate where the opacity gradient ends.

Example

You can try running the following code to implement Alpha Filter -

Live Demo

<html>
   <head>
   </head>
   <body>

      <img src="/css/images/logo.png" alt="CSS Logo"
         style="Filter: Alpha(Opacity=100,
         FinishOpacity=0,
         Style=2,
         StartX=20,
         StartY=40,
         FinishX=0,
         FinishY=0)" />
      <p>Text Example:</p>

      <div style="width: 357;
         height: 50;
         font-size: 30pt;
         font-family: Arial Black;
         color: blue;
         Filter: Alpha(Opacity=100, FinishOpacity=0, Style=1, StartX=0, StartY=0, FinishX=580, FinishY=0)">
         CSS Tutorials
      </div>
   </body>
</html>
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source：tutorialspoint.com
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