ucnv_fromUChars 717 ext/intl/converter/converter.c dest_len = 1 + ucnv_fromUChars(dest_cnv, NULL, 0, temp, temp_len, &error); ucnv_fromUChars 727 ext/intl/converter/converter.c dest_len = ucnv_fromUChars(dest_cnv, dest, dest_len, temp, temp_len, &error);