JavaScript method to convert hexadecimal color value to RGB_javascript skills

The example in this article describes how to convert hexadecimal color values ​​to RGB using JavaScript. Share it with everyone for your reference. The specific implementation method is as follows:

Copy code The code is as follows:

       
       
       
       
        <script><br>         function hexToR(h) {<br>             return parseInt((cutHex(h)).substring(0, 2), 16)<br>         }<br>         function hexToG(h) {<br>             return parseInt((cutHex(h)).substring(2, 4), 16)<br>         }<br>         function hexToB(h) {<br>             return parseInt((cutHex(h)).substring(4, 6), 16)<br>         }<br>         function cutHex(h) {<br>             return h.charAt(0) == "#" ? h.substring(1, 7) : h<br>         }<br>         function setBgColorById(id, sColor) {<br>             var elems;<br>             if (document.getElementById) {<br>                 if (elems = document.getElementById(id)) {<br>                     if (elems.style) elems.style.backgroundColor = sColor;<br>                 }<br>             }<br>          }<br>         </script>
       
       
           

                JavaScript原生16进制颜色值转RGB值
                

                    
              
              


                   R:
G:
                  B:
                            

                                                                                                                                              

The operation effect is as shown below:

I hope this article will be helpful to everyone’s JavaScript programming design.

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