{"id":466,"date":"2021-02-03T23:20:31","date_gmt":"2021-02-03T15:20:31","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/java\/?p=466"},"modified":"2021-02-04T11:44:38","modified_gmt":"2021-02-04T03:44:38","slug":"arraylist-%e6%95%b0%e7%bb%84%e9%9b%86%e5%90%88","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/java\/post-466.html","title":{"rendered":"ArrayList &#8212; \u6570\u7ec4\u96c6\u5408"},"content":{"rendered":"\n<p>ArrayList \u662f List \u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7b\uff0c\u57fa\u4e8e\u6570\u7ec4<\/p>\n\n\n\n<p>ArrayList \u57fa\u672c\u4f7f\u7528\u548c List \u76f8\u4f3c<\/p>\n\n\n\n<h5>1.\u5bfc\u5305<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>java.util.ArrayList;<\/code><\/pre>\n\n\n\n<h5>2.\u6784\u9020\u65b9\u6cd5<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>ArrayList&lt;E&gt; arraylist = new ArrayList&lt;&gt;();<\/code><\/pre>\n\n\n\n<h5>3.\u65b9\u6cd5<\/h5>\n\n\n\n<p>1.\u628a\u6570\u7ec4\u5bb9\u91cf\u8bbe\u7f6e\u4e3a\u5b9e\u9645\u5927\u5c0f\uff0c\u901a\u5e38\u4e0d\u9700\u8981\u624b\u52a8\u8c03\u7528<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>arraylist.trimToSize()<\/code><\/pre>\n\n\n\n<p>2.\u589e\u52a0\u6570\u7ec4\u7684\u5bb9\u91cf\uff0c\u4ee5\u786e\u4fdd\u80fd\u591f\u6ee1\u8db3\u5bb9\u7eb3\u7684\u5927\u5c0f\uff08\u624b\u52a8\u589e\u52a0\uff0c\u53ef\u4ee5\u63d0\u4f9b\u6027\u80fd\uff09<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>arraylist.ensureCapacity(int);<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>ArrayList \u662f List \u7684\u4e00\u4e2a\u5b9e\u73b0\u7c7b\uff0c\u57fa\u4e8e\u6570\u7ec4 ArrayList \u57fa\u672c\u4f7f\u7528\u548c List \u76f8\u4f3c 1.&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/java\/post-466.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">ArrayList &#8212; \u6570\u7ec4\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\/466"}],"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=466"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/466\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/media?parent=466"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/categories?post=466"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/tags?post=466"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}