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String ORIGINAL = "This is my demo string";
String search = "demo";

如果“demo”退出到 ORIGINAL 中，我想得到结果为真或假，那么结果为真，否则返回假

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1 回答 1

1 
if(ORIGINAL.contains(search))
     //found
else
    //not found
于 2012-05-17T08:46:11.160 回答