{"id":594,"date":"2021-02-06T10:17:08","date_gmt":"2021-02-06T02:17:08","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/java\/?p=594"},"modified":"2021-02-06T10:27:15","modified_gmt":"2021-02-06T02:27:15","slug":"hashmap-%e9%9b%86%e5%90%88","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/java\/post-594.html","title":{"rendered":"HashMap \u65e0\u5e8f\u53cc\u5217\u96c6\u5408"},"content":{"rendered":"\n<p>HashMap \u81ea\u5b9a\u4e49\u7c7b\u578b\u5fc5\u987b\u91cd\u5199 hashCode \u548c equals \u65b9\u6cd5<\/p>\n\n\n\n<h5>1.\u5bfc\u5305<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>import java.util.HashMap;<\/code><\/pre>\n\n\n\n<h5>2.\u6784\u9020\u65b9\u6cd5<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>HashMap&lt;String,Integer&gt; map = new HashMap&lt;&gt;();<\/code><\/pre>\n\n\n\n<h5>3.\u65b9\u6cd5<\/h5>\n\n\n\n<p>\u65b9\u6cd5 \u548c Map \u5dee\u4e0d\u591a<\/p>\n\n\n\n<p>1.\u6dfb\u52a0\u5143\u7d20<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>map.put(\"\u5f20\u4e09\",18);\nmap.put(\"\u674e\u56db\",19);\nmap.put(\"\u738b\u4e94\",20);<\/code><\/pre>\n\n\n\n<p>2.\u5220\u9664\u5143\u7d20<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>map.remove(\"\u5f20\u4e09\");<\/code><\/pre>\n\n\n\n<p>&#8230;&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>HashMap \u81ea\u5b9a\u4e49\u7c7b\u578b\u5fc5\u987b\u91cd\u5199 hashCode \u548c equals \u65b9\u6cd5 1.\u5bfc\u5305 2.\u6784\u9020\u65b9\u6cd5 3.\u65b9\u6cd5&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/java\/post-594.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">HashMap \u65e0\u5e8f\u53cc\u5217\u96c6\u5408<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[14],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/594"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/comments?post=594"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/594\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/media?parent=594"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/categories?post=594"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/tags?post=594"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}