1*9a7741deSElliott Hughes 2*9a7741deSElliott Hughes{sub(/[aeiou]/, "foo"); print} 3*9a7741deSElliott Hughes{sub("[aeiou]", "foo"); print} 4*9a7741deSElliott Hughes 5*9a7741deSElliott Hughes{gsub(/[aeiou]/, "foo"); print} 6*9a7741deSElliott Hughes{gsub("[aeiou]", "foo"); print} 7*9a7741deSElliott Hughes 8*9a7741deSElliott Hughes{sub(/[aeiou]/, "&foo"); print} 9*9a7741deSElliott Hughes{sub("[aeiou]", "&foo"); print} 10*9a7741deSElliott Hughes 11*9a7741deSElliott Hughes{gsub(/[aeiou]/, "&foo"); print} 12*9a7741deSElliott Hughes{gsub("[aeiou]", "&foo"); print} 13*9a7741deSElliott Hughes 14*9a7741deSElliott Hughes{sub(/[aeiou]/, "\&foo"); print} 15*9a7741deSElliott Hughes{sub("[aeiou]", "\&foo"); print} 16*9a7741deSElliott Hughes 17*9a7741deSElliott Hughes{gsub(/[aeiou]/, "\&foo"); print} 18*9a7741deSElliott Hughes{gsub("[aeiou]", "\&foo"); print} 19