Is rgba compatible with ie8 in css3?

In this article, the editor introduces in detail "rgba compatible with ie8 in css3" with detailed content, clear steps and proper handling of details. I hope that this article "rgba compatible with ie8 in css3" can help you solve your doubts.

Rgba in css3 is not compatible with ie8. Filter can be used for compatibility, and the syntax is "filter:progid:DXImageTransform.Microsoft.gradient (startColorstr= color value, endColorstr= color value)".

The operating environment of this tutorial: windows10 system, CSS3&&HTML5 version, Dell G3 computer.

Whether rgba in css3 is compatible with ie8

Incompatible.

Css3 rgba adds an alpha (transparency) channel based on the original 3 primary colors. The compatibility of this attribute is as follows:

Only versions after 9 of the IE family support this attribute.

Rgba:

The meaning of rgba, r stands for red,g, for green,b, for blue,a, for transparency.

Rgba (0re0re0.5) this represents black, with a transparency of 0.5.

To solve the problem of transparency under IE8, you can add the following sentence:

Filter:progid:DXImageTransform.Microsoft.gradient (startColorstr=#7f000000,endColorstr=#7f000000); / * IE8 supports * /

This sentence is supposed to be used for gradients, but there is no gradient effect here, so startColorstr and endColorstr are set to the same color.

Here # 7f00000000jue # 7f represents transparency, 000000 represents color, and the following is the corresponding table of transparency:

Examples are as follows:

Background: rgba (0re0j0j0pl .6); filter:progid:DXImageTransform.Microsoft.gradient (startColorstr=#99000000,endColorstr=#19000000)

The eight digits after the startColorstr=#99000000:# are split into two parts, 99000000, which correspond to AA (IEfilter) GGBBAA (GBA).

The first one is 99 after #. Is the IEfilter value of rgba transparency 0.6. Each number from 0.1 to 0.9 corresponds to an IEfilter value.

The second part is the six digits after 99, which is the hexadecimal color value, for example, rgb (255255255) corresponds to # ffffff; is white.

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