string
String vs StringBuffer vs StringBuilder.
| Feature | String | StringBuffer | StringBuilder |
|---|---|---|---|
| Mututability | Immutable | Mutable | Mutable |
| Thread Safe | Yes | Yes (Synchronized) | No |
| Performance | Slow (for mods) | Moderate | Fast |
| Intro Version | Java 1.0 | Java 1.0 | Java 5.0 |
Winner: Use StringBuilder for single-threaded string manipulations.