extern void *iconv_open(char *tocode, char *fromcode);
function psi\iconv_open(string $to, string $from) : object {
let tocode = strval($to);
extern void *iconv_open(char *tocode, char *fromcode);
function psi\iconv_open(string $to, string $from) : object {
let tocode = strval($to);