摘要:
//取随机数 System.out.println("随机数 =" + Math.random()); System.out.println("随机数 =" + Math.random()); System.out.print... 阅读全文
posted @ 2015-12-17 09:02
D(a/e)mon
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摘要:
String gg = "ifhiasjbhgagayrahahuaybcnzkfhi"; //1.lastIndexOf方法 String ll = "fhi"; //System.out.println(ll.length()); /... 阅读全文
posted @ 2015-12-17 08:51
D(a/e)mon
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