1*e6d6c189SCody Peter Mello{ split("1 1.2 abc", x)
2*e6d6c189SCody Peter Mello  x[$1]++
3*e6d6c189SCody Peter Mello  delete x[1]
4*e6d6c189SCody Peter Mello  delete x[1.2]
5*e6d6c189SCody Peter Mello  delete x["abc"]
6*e6d6c189SCody Peter Mello  delete x[$1]
7*e6d6c189SCody Peter Mello}
8