How to quickly turn a color image into a black/white image

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• 1. First, find an image, such as c: \ abc.png.
• 2. Create a. html file, such as test.html, which can contain one sentence:
• 3. Use IE to open the photo and view the black and white photos. (Firefox and other browsers are not supported)

1. First, find an image, such as c: \ abc.png2133, and create a. html file, such as test.html, which contains one sentence:

3. Use IE to open the photo and view the black and white photos. (Firefox and other browsers are not supported)

Principle: it is actually the CSS Filter Applied. The average person does not know the PS. This method can quickly get black and white images. There are still many filters, Baidu...

<Table width = "250px" Height = "200px" border = "1" align = "center"> <tr> <TD> source image: </TD>  </TD> <TD> black-and-white photos </TD>  </img> </TD> <TD> X-ray photos </TD>  </TD> <TD> pneumatic blur </TD>  </TD> <TD> sine ripple </TD>  </TD> <TD> translucent effect </TD>  </TD> </tr> <TD> linear transparency </TD>  </TD> <TD> radioactive transparency </TD>  </TD> <TD> * white transparent </TD>  </TD> <TD> * color reduction </TD>  </TD> <TD> negative effect </TD>  </TD> <TD> left and right flip </TD>  </TD> </tr> <TD> vertical flip </TD>  </TD> <TD> projection effect </TD>  </TD> <TD> mosaic </TD>  </TD> <TD> luminous effect </TD>  </TD> <TD> Soft Edge Effect </TD>  </TD> </tr> </table>