[amibroker] please read this formula and tell what it is?

[learner]

|*for*( i = 0; i < *BarCount*; i++ )
{
 *if*( *Close*[ i ] > *Open*[ i ] ) // CORRECT
      Color[ i ] = *colorGreen*;
 *else*
      Color[ i ] = *colorRed*;
}





please read above formula and tell me what is i and i++
what it does exactly?
thankyou for support
|