- 사용 언어 : C++
| 함수 | 예 |
| charAt | str.charAt(3) == 'd' |
| compareTo | |
| compareToIgnoreCase | |
| concat | str.concat(str) == "abcdefabcdef" |
| contains | str.contains("bcd") == TRUE |
| endsWith | str.endsWith("ef") == TRUE |
| startsWith | str.startsWith("abc") == TRUE |
| equals | str.equals(new String("abcdef")) == TRUE |
| equalsIgnoreCase | str.equalsIgnoreCase(new String("ABcdEf")) == TRUE |
| indexOf | |
| isEmpty | |
| lastIndexOf | |
| length | |
| replace | |
| split | |
| subString | |
| format | |
| trim | |
| toLower | |
| toUpper | |
| valueOf |
