From the NannyMUD documentation

LAST CHANGE

2000-12-14

FUNCTION

NAME
        replace - Replace strings in a string.


SYNTAX
	string replace(string a, string b, string c);

DESCRIPTION
	This function replaces, in a, all b with c, and returns the
	result.


SEE ALSO
        explode in efun/type_related/explode


SEE ALSO
        implode in efun/type_related/implode