an oulipian poetry detector.
Writing that excludes one or more letters The previous sentence is a lipogram in B, F, H, J, K, Q, V, Y, and Z (it does not contain any of those letters) -- Prisoner's constraint, also called Macao constraint A type of lipogram that omits letters with ascenders and descenders (b, d, f, g, h, j, k, l, p, q, t, and y)
lipogram(string, array or boolean)
- if passed true: checks string against the prisoner's constraint letters
- if passed an array: checks string against the array
- if passed nothing: returns an array of letters for which the string is lipogrammatic, or false if there are none