Names

case-sensitive

male female

Examples

1. ^([^fgn]*)(i|y)([a-z]*)o([a-z]*)a$

   • case-insensitive
   • female

   Explanation

   • Does not start with F, G or N
   • Contains i or y and o
   • Ends with a

2. ^([^fgkpqtxyz]*)a([^fgkpqtxyz]*)o([^fgkpqtxyz]*)(i|y)([^fgkpqtxyz]*)$

   • case-insensitive
   • male or female

   Explanation

   • Contains no f, g, k, p, q, t, x, y or z
   • Contains a, o and i or y

3. ^([^befghikpqtuvwxz]*)(i|y)([^befgkpqtuvwxyz]*)o([^befgkpqtuvwxyz]*)$

   • case-insensitive
   • male

   Explanation

   • Does not start with B, E, F, G, H, I, K, P, Q, T, U, V, W, X or Z
   • Contains no b, e, f, g, k, p, q, t, u, v, w, x, y or z
   • Contains i or y and o