{"id":113,"date":"2017-02-12T10:28:00","date_gmt":"2017-02-12T02:28:00","guid":{"rendered":"https:\/\/cn1.club\/?p=113"},"modified":"2025-03-13T20:13:02","modified_gmt":"2025-03-13T12:13:02","slug":"day3-%e7%ac%94%e8%ae%b0-%e9%80%bb%e8%be%91%e8%bf%90%e7%ae%97%e7%ac%a6%e7%9a%84%e5%9f%ba%e6%9c%ac%e7%94%a8%e6%b3%95","status":"publish","type":"post","link":"https:\/\/cn1.club\/?p=113","title":{"rendered":"Day3 \u7b14\u8bb0 \u903b\u8f91\u8fd0\u7b97\u7b26\u7684\u57fa\u672c\u7528\u6cd5"},"content":{"rendered":"\n<pre class=\"wp-block-code\"><code class=\"prettyprint\" >class Demo1_Operator {\n\tpublic static void main(String&#091;] args) {\n\t\t\/\/ &amp;\u903b\u8f91\u4e0e:\u6709false\u5219false\u3002\n\t\t\/\/ |\u903b\u8f91\u6216:\u6709true\u5219true\u3002\n\t\t\/\/ ^\u903b\u8f91\u5f02\u6216:\u76f8\u540c\u4e3afalse\uff0c\u4e0d\u540c\u4e3atrue\u3002\n\t\t\/\/ !\u903b\u8f91\u975e:\u975efalse\u5219true\uff0c\u975etrue\u5219false\u3002\n\t\t\/\/ \u7279\u70b9\uff1a\u5076\u6570\u4e2a\u4e0d\u6539\u53d8\u672c\u8eab\u3002\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\/\/&amp;,|,^,!\n\t\t\/\/int x = 10;\n\t\t\/\/5 &lt; x &lt; 15\n\t\t\/\/x &gt; 5 &amp; x &lt; 15\n\t\t\/\/\u903b\u8f91\u4e0e &amp; (\u5e76\u4e14,and) \u9047false \u5219false\n\t\tint a = 10;\n\t\tint b = 20;\n\t\tint c = 30; \n\t\t\/*System.out.println(a &lt; b &amp; b &lt; a);\t\t\t\/\/true &amp; true = true\n\t\tSystem.out.println(a &lt; b &amp; b &gt; a);\t\t\t\t\/\/true &amp; false = false\n\t\tSystem.out.println(a &gt; b &amp; b &lt; a);\t\t\t\t\/\/false &amp; true = false\n\t\tSystem.out.println(a &gt; b &amp; b &gt; a);\t\t\t\t\/\/false &amp; false =false\n\n\t\t\/\/\u903b\u8f91 \u6216 (or ) \u9047true \u5219 true\n\t\tSystem.out.println(a &lt; b | b &lt; a);\t\t\t\t\/\/true | true = true\n\t\tSystem.out.println(a &lt; b | b &gt; a);\t\t\t\t\/\/true | false = true\n\t\tSystem.out.println(a &gt; b | b &lt; a);\t\t\t\t\/\/false | true = true\n\t\tSystem.out.println(a &gt; b | b &gt; a);\t\t\t\t\/\/false | false =false\n\n\t\t\/\/\u903b\u8f91\u5f02\u6216 ^ \u4e24\u8fb9\u76f8\u540c\u4e3a false ,\u4e24\u8fb9\u4e0d\u540c\u4e3a true\n\t\tSystem.out.println(a &lt; b ^ b &lt; a);\t\t\t\t\/\/true | true = false\n\t\tSystem.out.println(a &lt; b ^ b &gt; a);\t\t\t\t\/\/true | false = true\n\t\tSystem.out.println(a &gt; b ^ b &lt; a);\t\t\t\t\/\/false | true = true\n\t\tSystem.out.println(a &gt; b ^ b &gt; a);\t\t\t\t\/\/false | false =false\n\n\t\t\/\/\u903b\u8f91 \u975e !\n\t\tSystem.out.println(!true);\n\t\tSystem.out.println(!!true);\n\n\t\t!\u903b\u8f91\u975e:\u975efalse\u5219true\uff0c\u975etrue\u5219false\u3002\n\t\t\/\/ \u7279\u70b9\uff1a\u5076\u6570\u4e2a\u4e0d\u6539\u53d8\u672c\u8eab\u3002*\/\n\t}\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":196,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"class_list":["post-113","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-xuexi"],"_links":{"self":[{"href":"https:\/\/cn1.club\/index.php?rest_route=\/wp\/v2\/posts\/113","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn1.club\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn1.club\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn1.club\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cn1.club\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=113"}],"version-history":[{"count":0,"href":"https:\/\/cn1.club\/index.php?rest_route=\/wp\/v2\/posts\/113\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn1.club\/index.php?rest_route=\/wp\/v2\/media\/196"}],"wp:attachment":[{"href":"https:\/\/cn1.club\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=113"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn1.club\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=113"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn1.club\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=113"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}