{"id":40,"title":"java\u6570\u636e\u7c7b\u578b","good":2,"bad":1,"hit":2408,"created_at":"2014-04-17 14:40:31","content":"<p>&nbsp;&nbsp;&nbsp; \/*\u6570\u636e\u7c7b\u578b<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;byte b1=-128;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;byte b2=127;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(b1);<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(b2);<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;short st1=-32768;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;short st2=32767;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(st1);<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(st2);<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;int it1=-2147483648;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;int it2=2147483647;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(it1);<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(it2);<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;long l=1234567890l;\/\/\u6700\u540e\u4e00\u4e2a\u662f\u5c0f\u5199\u7684\u5b57\u6bcdL<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(l);<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;float f=2.123456789123456789f;\/\/\u6700\u540e\u4e00\u4e2a\u662f\u5b57\u6bcdf,\u6700\u591a7\u4f4d\u5c0f\u6570<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(f);<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;double d=1.0123456789012345678901234567890;\/\/\u6700\u591a17\u4f4d\u5c0f\u6570<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(d);<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;char c=&#39;\u5b57&#39;;\/\/\u5b57\u7b26,\u5355\u5f15\u53f7,\u53ea\u80fd\u6709\u4e00\u4e2a\u5b57\u7b26<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(c);<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;String s=&quot;e\u76d8&quot;;\/\/\u5b57\u7b26\u4e32,\u53cc\u5f15\u53f7,\u591a\u4e2a\u5b57\u7b26<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(s);<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;{<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;String ss=&quot;\u533a\u57df&quot;;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(ss);<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;}<br\/><br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;boolean bl=true;<br\/>&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; &nbsp;System.out.println(bl);<\/p>"}