Description:
Convert the red, green, blue, and transparency values to the corresponding color value.
Syntax:
rgb( redIntExp, greenIntExp, blueIntExp{, alphaIntExp} )
Note:
The value of redIntExp, greenIntExp, blueIntExp, alphaIntExp should be between 0-255.
Parameters:
redIntExp |
The integer expression indicating the red, of which the value is between 0-255 |
greenIntExp |
The integer expression indicating the green, of which the value is between 0-255 |
blueIntExp |
The integer expression indicating the blue, of which the value is between 0-255 |
alphaIntExp |
The integer expression indicating the transparency, of which the value is between 0-255. The 0 represents total transparency and the 255 indicates total opaqueness. The other values respectively represent various levels of transparency . The default value is 255. |
Return value:
A 64-bit long integer
Example:
rgb(123,123,123) |
-8684677 |
rgb(123,123,123,123) |
2071690107 |
rgb(123,123,123,255) |
-8684677 |
rgb(123,123,123,0) |
8092539 |