223     const size_t myLen = size();  in append()  local
225     if (myLen == 0) {  in append()
233         ->editResize((myLen+otherLen+1)*sizeof(char16_t));  in append()
236         memcpy(str+myLen, other, (otherLen+1)*sizeof(char16_t));  in append()
245     const size_t myLen = size();  in append()  local
246     if (myLen == 0) {  in append()
254         ->editResize((myLen+otherLen+1)*sizeof(char16_t));  in append()
257         memcpy(str+myLen, chrs, otherLen*sizeof(char16_t));  in append()
258         str[myLen+otherLen] = 0;  in append()
272     const size_t myLen = size();  in insert()  local
273     if (myLen == 0) {  in insert()
280     if (pos > myLen) pos = myLen;  in insert()
285            len, myLen, String8(chrs, len).string());  in insert()
289         ->editResize((myLen+len+1)*sizeof(char16_t));  in insert()
292         if (pos < myLen) {  in insert()
293             memmove(str+pos+len, str+pos, (myLen-pos)*sizeof(char16_t));  in insert()
296         str[myLen+len] = 0;  in insert()