Arduino code is not working

[idna001]

Hello,

I tried to Copy your Application, but I get the following Error message.
The Arduino Code can't upload to my UNO.
its saying "colour" is not declared
See the following.

thank you in advance
Andreas

Arduino: 1.8.7 (Mac OS X), Board: "Arduino/Genuino Uno"

homekit_arduino:77:24: error: expected ',' or '...' before 'colors'
void changeColor(int[3]colors, int[3]prevColors){
^
/Users/arv001/Desktop/homekit_arduino/homekit_arduino.ino: In function 'void loop()':
homekit_arduino:59:8: error: expected unqualified-id before '[' token
int[3] prevColors = [rPrev, gPrev, bPrev]; //array with previous color values
^
homekit_arduino:65:8: error: expected unqualified-id before '[' token
int[3] colors = [r,g,b]; //array with color values
^
homekit_arduino:71:17: error: 'colors' was not declared in this scope
changeColor(colors, prevColors);
^
homekit_arduino:71:25: error: 'prevColors' was not declared in this scope
changeColor(colors, prevColors);
^
/Users/arv001/Desktop/homekit_arduino/homekit_arduino.ino: At global scope:
homekit_arduino:77:24: error: expected ',' or '...' before 'colors'
void changeColor(int[3]colors, int[3]prevColors){
^
/Users/arv001/Desktop/homekit_arduino/homekit_arduino.ino: In function 'void changeColor(int*)':
homekit_arduino:79:15: error: 'colors' was not declared in this scope
int diffR = colors[0]-prevColors[0];
^
homekit_arduino:79:25: error: 'prevColors' was not declared in this scope
int diffR = colors[0]-prevColors[0];
^
exit status 1
expected ',' or '...' before 'colors'