jdk 1.4返回是否包含 contains
public boolean contains(String str, String sub){if(str.indexOf(sub) == -1){return false;}else {return true;}} 发布时间： 2012-10-24 14:15:58 作者： rapoo
jdk 1.4返回是否包含 contains
public boolean contains(String str, String sub){if(str.indexOf(sub) == -1){return false;}else {return true;}}