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String,StringBuffer,StringBuilder的区别

时间:2016-09-25 20:35:28      阅读:181      评论:0      收藏:0      [点我收藏+]

StringBuffer和StringBuider的区别                                                                                                        

  StringBuffer是jdk1.0版本的,是线程安全的,效率低                                                                   

  StringBuilder是jdk1.5的,是线程不安全的,效率高                                                       

String和StringBuffer,StringBuilder的区别                                                         

  String是一个不可变的字符序列                                                                          

  StringBuffer,StringBuilder是可变的字符序列

String,StringBuffer,StringBuilder的区别

原文:http://www.cnblogs.com/wqtd77/p/5906603.html

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