Dotter

Samples:

some name

var n =	some value invalid value	Any constant value. This can be used to calculate rows and columns.
var rows =	some value invalid value	Represents number of rows in the pattern. Can be any constant value or any javascript expression. You can use variable 'n' to calculate the value. eg 2*n.
var columns =	some value invalid value	Represents number of columns in the pattern. Can be any constant value or any javascript expression. You can use variable 'n' to calculate the value. eg 3*n.

for (var y=0; y < rows; y++) {
  for (var x=0; x < columns; x ++) {
    putDotAtXYIf(

expression which returns true or false invalid expression

A javascript expression which evaluates to true or false. If true, a dot will be placed at the x y position. You can use n, columns and rows variables in the expression. eg x==rows. PS: a common typo: use == instead of = to check equality.

    );
  }
}

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