{"id":965,"date":"2017-12-25T16:56:56","date_gmt":"2017-12-25T08:56:56","guid":{"rendered":"http:\/\/www.netxintai.com\/?p=965"},"modified":"2017-12-25T16:56:56","modified_gmt":"2017-12-25T08:56:56","slug":"java%e5%9f%ba%e7%a1%80%e8%af%ad%e6%b3%95%e4%b8%80","status":"publish","type":"post","link":"https:\/\/www.netxintai.com\/?p=965","title":{"rendered":"Java\u57fa\u7840\u8bed\u6cd5(\u4e00)"},"content":{"rendered":"

\u672c\u7bc7\u5185\u5bb9\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\u8bb2\u89e3 <\/p>\n

1\u3001\u5173\u952e\u5b57 <\/span><\/strong><\/span><\/p>\n

2\u3001\u6807\u8bc6\u7b26 <\/span><\/strong><\/span><\/p>\n

3\u3001\u6ce8\u91ca <\/span><\/strong><\/span><\/p>\n

4\u3001\u5e38\u91cf\u3001\u8fdb\u5236\u548c\u8fdb\u5236\u8f6c\u6362 <\/span><\/strong><\/span><\/p>\n

5\u3001\u53d8\u91cf <\/span><\/strong><\/span><\/p>\n

<\/p>\n

\u5173\u952e\u5b57<\/span><\/p>\n

    \u5173\u952e\u5b57\u6982\u8ff0 <\/span><\/p>\n

        \u88abJava\u8bed\u8a00\u8d4b\u4e88\u7279\u5b9a\u542b\u4e49\u7684\u5355\u8bcd <\/span><\/p>\n

    \u5173\u952e\u5b57\u7279\u70b9 <\/span><\/p>\n

        \u7ec4\u6210\u5173\u952e\u5b57\u7684\u5b57\u6bcd\u5168\u90e8\u5c0f\u5199 <\/span><\/p>\n

    \u5173\u952e\u5b57\u6ce8\u610f\u4e8b\u9879 <\/span><\/p>\n

        goto\u548cconst\u4f5c\u4e3a\u4fdd\u7559\u5b57\u5b58\u5728,\u76ee\u524d\u5e76\u4e0d\u4f7f\u7528 <\/span><\/p>\n

        \u7c7b\u4f3cNotepad++\u8fd9\u6837\u7684\u9ad8\u7ea7\u8bb0\u4e8b\u672c, \u5bf9\u5404\u7c7b\u8bed\u8a00\u7684\u5173\u952e\u5b57\u4f1a\u6709\u7279\u6b8a\u7684\u989c\u8272\u6807\u8bb0\uff0c\u975e\u5e38\u76f4\u89c2 <\/span><\/p>\n<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
\u7528\u4e8e\u5b9a\u4e49\u6570\u636e\u7c7b\u578b\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
byte<\/span><\/td>\nshort<\/span><\/td>\nint<\/span><\/td>\nlong<\/span><\/td>\nfloat<\/span>\u3000<\/span><\/td>\n<\/tr>\n
double<\/span><\/td>\nchar<\/span><\/td>\nboolean<\/span><\/td>\n<\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u5f15\u7528\u6570\u636e\u7c7b\u578b\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
class<\/span><\/td>\ninterface<\/span><\/td>\nvoid<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5b9a\u4e49\u6570\u636e\u7c7b\u578b\u503c\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
true<\/span><\/td>\nfalse  <\/span><\/td>\nnull<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5b9a\u4e49\u6d41\u7a0b\u63a7\u5236\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
if<\/span><\/td>\nelse<\/span><\/td>\nswitch<\/span><\/td>\ncase<\/span><\/td>\ndefault<\/span><\/td>\n<\/tr>\n
while<\/span><\/td>\ndo<\/span><\/td>\nfor<\/span><\/td>\nbreak<\/span><\/td>\ncontinue<\/span><\/td>\n<\/tr>\n
return<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5b9a\u4e49\u8bbf\u95ee\u6743\u9650\u4fee\u9970\u7b26\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
private<\/span><\/td>\nprotected<\/span><\/td>\npublic<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5b9a\u4e49\u7c7b\uff0c\u51fd\u6570\uff0c\u53d8\u91cf\u4fee\u9970\u7b26\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
abstract<\/span><\/td>\nfinal<\/span><\/td>\nstatic<\/span><\/td>\nsynchronized<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5b9a\u4e49\u7c7b\u4e0e\u7c7b\u4e4b\u95f4\u5173\u7cfb\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
extends<\/span><\/td>\nimplements<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5b9a\u4e49\u5efa\u7acb\u5b9e\u4f8b\u53ca\u5f15\u7528\u5b9e\u4f8b\uff0c\u5224\u65ad\u5b9e\u4f8b\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
new<\/span><\/td>\nthis<\/span><\/td>\nsuper<\/span><\/td>\ninstanceof<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5f02\u5e38\u5904\u7406\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
try<\/span><\/td>\ncatch<\/span><\/td>\nfinally<\/span><\/td>\nthrow<\/span><\/td>\nthrows<\/span><\/td>\n<\/tr>\n
\u7528\u4e8e\u5305\u7684\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
package<\/span><\/td>\nimport<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n\u3000<\/span><\/td>\n<\/tr>\n
\u5176\u4ed6\u4fee\u9970\u7b26\u5173\u952e\u5b57<\/span><\/td>\n<\/tr>\n
native<\/span><\/td>\nstrictfp<\/span><\/td>\ntransient<\/span><\/td>\nvolatile<\/span><\/td>\nassert<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u6807\u8bc6\u7b26(\u547d\u540d)<\/span><\/p>\n

    \u6807\u8bc6\u7b26\u6982\u8ff0 <\/span><\/p>\n

         \u5c31\u662f\u7ed9\u7c7b,\u63a5\u53e3,\u65b9\u6cd5,\u53d8\u91cf\u7b49\u8d77\u540d\u5b57\u65f6\u4f7f\u7528\u7684\u5b57\u7b26\u5e8f\u5217 <\/span><\/p>\n

    \u7ec4\u6210\u89c4\u5219 <\/span><\/p>\n

        \u82f1\u6587\u5927\u5c0f\u5199\u5b57\u6bcd <\/span><\/p>\n

        \u6570\u5b57\u5b57\u7b26 <\/span><\/p>\n

        $\u548c_ <\/span><\/p>\n

    \u6ce8\u610f\u4e8b\u9879 <\/span><\/p>\n

        \u4e0d\u80fd\u4ee5\u6570\u5b57\u5f00\u5934 <\/span><\/p>\n

        \u4e0d\u80fd\u662fJava\u4e2d\u7684\u5173\u952e\u5b57 <\/span><\/p>\n

         \u533a\u5206\u5927\u5c0f\u5199 <\/span><\/p>\n

<\/p>\n

\u6ce8\u91ca <\/span><\/p>\n

    \u6ce8\u91ca\u6982\u8ff0 <\/span><\/p>\n

       \u7528\u4e8e\u89e3\u91ca\u8bf4\u660e\u7a0b\u5e8f\u7684\u6587\u5b57 <\/span><\/p>\n

    Java\u4e2d\u6ce8\u91ca\u5206\u7c7b\u683c\u5f0f <\/span><\/p>\n

      \u5355\u884c\u6ce8\u91ca <\/span><\/p>\n

          \u2022\u683c\u5f0f\uff1a \/\/\u6ce8\u91ca\u6587\u5b57 <\/span><\/p>\n

      \u591a\u884c\u6ce8\u91ca <\/span><\/p>\n

          \u2022\u683c\u5f0f\uff1a \/* \u6ce8\u91ca\u6587\u5b57 *\/ <\/span><\/p>\n

      \u6587\u6863\u6ce8\u91ca <\/span><\/p>\n

          \u2022\u683c\u5f0f\uff1a\/** \u6ce8\u91ca\u6587\u5b57 *\/ <\/span><\/p>\n

    \u6ce8\u91ca\u662f\u4e00\u4e2a\u7a0b\u5e8f\u5458\u5fc5\u987b\u8981\u5177\u6709\u7684\u826f\u597d\u7f16\u7a0b\u4e60\u60ef\u3002\u521d\u5b66\u8005\u7f16\u5199\u7a0b\u5e8f\u53ef\u4ee5\u517b\u6210\u4e60\u60ef\uff1a\u5148\u5199\u6ce8\u91ca\u518d\u5199\u4ee3\u7801\u3002\u5c06\u81ea\u5df1\u7684\u601d\u60f3\u901a\u8fc7\u6ce8\u91ca\u5148\u6574\u7406\u51fa\u6765\uff0c\u5728\u7528\u4ee3\u7801\u53bb\u4f53\u73b0\u3002\u56e0\u4e3a\u4ee3\u7801\u4ec5\u4ec5\u662f\u601d\u60f3\u7684\u4e00\u79cd\u4f53\u73b0\u5f62\u5f0f\u800c\u5df2\u3002<\/span><\/p>\n

<\/p>\n

\u5e38\u91cf<\/span><\/p>\n

     \u6982\u8ff0<\/span><\/p>\n

         \u5728\u7a0b\u5e8f\u6267\u884c\u7684\u8fc7\u7a0b\u4e2d\u5176\u503c\u4e0d\u53ef\u4ee5\u53d1\u751f\u6539\u53d8<\/span><\/p>\n

                Java\u4e2d\u5e38\u91cf\u5206\u7c7b<\/span><\/p>\n


\n    \t                \u2460\u3001\u6574\u6570\u5e38\u91cf\uff0c\u6240\u6709\u6574\u6570 <\/span><\/p>\n


\n    \t                \u2461\u3001\u5c0f\u6570\u5e38\u91cf\uff0c\u6240\u6709\u5c0f\u6570  <\/span><\/p>\n


\n    \t                \u2462\u3001\u5e03\u5c14\u578b\u5e38\u91cf\uff0c\u8f83\u4e3a\u7279\u6709\uff0c\u53ea\u6709\u4e24\u4e2a\u6570\u503c\uff0ctrue false <\/span><\/p>\n


\n    \t                \u2463\u3001\u5b57\u7b26\u5e38\u91cf\uff0c\u5c06\u4e00\u4e2a\u6570\u5b57\u5b57\u6bcd\u6216\u7b26\u53f7\u7528\u5355\u5f15\u53f7\uff08\u2018\u2019\uff09\u6807\u8bc6<\/span><\/p>\n


\n    \t                \u2464\u3001\u5b57\u7b26\u4e32\u5e38\u91cf\uff0c\u5c06\u4e00\u4e2a\u6216\u8005\u591a\u4e2a\u5b57\u7b26\u7528\u53cc\u5f15\u53f7\uff08\u201c\u201d\uff09\u6807\u8bc6<\/span><\/p>\n


\n    \t                \u2465\u3001null\u5e38\u91cf\uff0c\u53ea\u6709\u4e00\u4e2a\u6570\u503c\u5c31\u662fnull <\/span><\/p>\n

        \u683c\u5f0f<\/span><\/p>\n


\n    \t            public static final String  \u516c\u7528 \u9759\u6001  \u6700\u7ec8  \u6570\u636e\u7c7b\u578b<\/span><\/p>\n

        Java\u9488\u5bf9\u6574\u6570\u5e38\u91cf\u63d0\u4f9b\u4e864\u79cd\u8868\u73b0\u5f62\u5f0f<\/span><\/p>\n


\n    \t                \u4e8c\u8fdb\u5236\u3001\u516b\u8fdb\u5236\u3001\u5341\u8fdb\u5236\u3001\u5341\u516d\u8fdb\u5236<\/span><\/p>\n

<\/p>\n

\u53d8\u91cf<\/span><\/p>\n

    \u53d8\u91cf\u6982\u8ff0<\/span><\/p>\n


\n    \t            \u5728\u7a0b\u5e8f\u6267\u884c\u7684\u8fc7\u7a0b\u4e2d\uff0c\u5728\u67d0\u4e2a\u8303\u56f4\u5185\u5176\u503c\u53ef\u4ee5\u53d1\u751f\u6539\u53d8\u7684\u91cf<\/span><\/p>\n


\n    \t            \u7406\u89e3\uff1a\u5982\u540c\u6570\u5b66\u4e2d\u7684\u672a\u77e5\u6570<\/span><\/p>\n

    \u53d8\u91cf\u5b9a\u4e49\u683c\u5f0f<\/span><\/p>\n

            \u6570\u636e\u7c7b\u578b \u53d8\u91cf\u540d = \u521d\u59cb\u5316\u503c;<\/span><\/p>\n

            \u6ce8\u610f\uff1a\u683c\u5f0f\u662f\u56fa\u5b9a\u7684\uff0c\u8bb0\u4f4f\u683c\u5f0f\uff0c\u4ee5\u4e0d\u53d8\u5e94\u4e07\u53d8<\/span><\/p>\n

<\/p>\n

<\/p>\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

\u672c\u7bc7\u5185\u5bb9\u5206\u4e3a\u4ee5\u4e0b\u51e0\u4e2a\u90e8\u5206\u8bb2\u89e3  1\u3001\u5173\u952e\u5b57  2\u3001\u6807\u8bc6\u7b26  3\u3001\u6ce8\u91ca  …<\/span> Read More →<\/span><\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[210],"tags":[109,110],"_links":{"self":[{"href":"https:\/\/www.netxintai.com\/index.php?rest_route=\/wp\/v2\/posts\/965"}],"collection":[{"href":"https:\/\/www.netxintai.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.netxintai.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.netxintai.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.netxintai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=965"}],"version-history":[{"count":4,"href":"https:\/\/www.netxintai.com\/index.php?rest_route=\/wp\/v2\/posts\/965\/revisions"}],"predecessor-version":[{"id":978,"href":"https:\/\/www.netxintai.com\/index.php?rest_route=\/wp\/v2\/posts\/965\/revisions\/978"}],"wp:attachment":[{"href":"https:\/\/www.netxintai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=965"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.netxintai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=965"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.netxintai.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=965"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}