{"id":10001,"date":"2023-11-28T21:23:28","date_gmt":"2023-11-28T13:23:28","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=10001"},"modified":"2023-11-30T19:17:22","modified_gmt":"2023-11-30T11:17:22","slug":"javascript-zhong-ru-he-he-bing-liang-ge-shu-zu-shu","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhong-ru-he-he-bing-liang-ge-shu-zu-shu\/","title":{"rendered":"JavaScript \u4e2d\u5982\u4f55\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\uff1f\u6570\u7ec4\u5220\u9664\u4e00\u4e2a\u5143\u7d20\uff1f"},"content":{"rendered":"<p>\u5728 JavaScript \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\u6765\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u548c\u5220\u9664\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002<\/p>\n<h3><a id=\"%E5%90%88%E5%B9%B6%E4%B8%A4%E4%B8%AA%E6%95%B0%E7%BB%84%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\uff1a<\/h3>\n<ol>\n<li><strong>concat \u65b9\u6cd5\uff1a<\/strong> <code>concat()<\/code> \u65b9\u6cd5\u7528\u4e8e\u8fde\u63a5\u4e24\u4e2a\u6216\u591a\u4e2a\u6570\u7ec4\uff0c\u5e76\u8fd4\u56de\u4e00\u4e2a\u65b0\u6570\u7ec4\u3002<\/li>\n<\/ol>\n<pre><code class=\"language-javascript\">const array1 = [1, 2, 3];\nconst array2 = [4, 5, 6];\n\nconst mergedArray = array1.concat(array2);\nconsole.log(mergedArray); \/\/ \u8f93\u51fa\uff1a[1, 2, 3, 4, 5, 6]\n<\/code><\/pre>\n<ol start=\"2\">\n<li><strong>\u6269\u5c55\u8fd0\u7b97\u7b26\uff08Spread Operator\uff09\uff1a<\/strong> \u4f7f\u7528\u6269\u5c55\u8fd0\u7b97\u7b26 <code>...<\/code> \u53ef\u4ee5\u66f4\u7b80\u6d01\u5730\u5408\u5e76\u6570\u7ec4\u3002<\/li>\n<\/ol>\n<pre><code class=\"language-javascript\">const array1 = [1, 2, 3];\nconst array2 = [4, 5, 6];\n\nconst mergedArray = [...array1, ...array2];\nconsole.log(mergedArray); \/\/ \u8f93\u51fa\uff1a[1, 2, 3, 4, 5, 6]\n<\/code><\/pre>\n<h3><a id=\"%E5%88%A0%E9%99%A4%E6%95%B0%E7%BB%84%E4%B8%AD%E7%9A%84%E5%85%83%E7%B4%A0%EF%BC%9A\" class=\"anchor\" aria-hidden=\"true\"><span class=\"octicon octicon-link\"><\/span><\/a>\u5220\u9664\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\uff1a<\/h3>\n<ol>\n<li><strong>splice \u65b9\u6cd5\uff1a<\/strong> <code>splice()<\/code> \u65b9\u6cd5\u7528\u4e8e\u4ece\u6570\u7ec4\u4e2d\u6dfb\u52a0\/\u5220\u9664\u9879\u76ee\uff0c\u53ef\u4ee5\u7528\u4e8e\u5220\u9664\u6307\u5b9a\u4f4d\u7f6e\u7684\u5143\u7d20\u3002<\/li>\n<\/ol>\n<pre><code class=\"language-javascript\">let array = [1, 2, 3, 4, 5];\n\n\/\/ \u4ece\u7d22\u5f15 2 \u5f00\u59cb\u5220\u9664 1 \u4e2a\u5143\u7d20\narray.splice(2, 1);\nconsole.log(array); \/\/ \u8f93\u51fa\uff1a[1, 2, 4, 5]\n<\/code><\/pre>\n<ol start=\"2\">\n<li><strong>pop \u65b9\u6cd5\uff1a<\/strong> <code>pop()<\/code> \u65b9\u6cd5\u7528\u4e8e\u5220\u9664\u6570\u7ec4\u4e2d\u7684\u6700\u540e\u4e00\u4e2a\u5143\u7d20\u3002<\/li>\n<\/ol>\n<pre><code class=\"language-javascript\">let array = [1, 2, 3, 4, 5];\n\narray.pop(); \/\/ \u5220\u9664\u6700\u540e\u4e00\u4e2a\u5143\u7d20\nconsole.log(array); \/\/ \u8f93\u51fa\uff1a[1, 2, 3, 4]\n<\/code><\/pre>\n<ol start=\"3\">\n<li><strong>shift \u65b9\u6cd5\uff1a<\/strong> <code>shift()<\/code> \u65b9\u6cd5\u7528\u4e8e\u5220\u9664\u6570\u7ec4\u4e2d\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20\u3002<\/li>\n<\/ol>\n<pre><code class=\"language-javascript\">let array = [1, 2, 3, 4, 5];\n\narray.shift(); \/\/ \u5220\u9664\u7b2c\u4e00\u4e2a\u5143\u7d20\nconsole.log(array); \/\/ \u8f93\u51fa\uff1a[2, 3, 4, 5]\n<\/code><\/pre>\n<p>\u8fd9\u4e9b\u65b9\u6cd5\u90fd\u662f\u7528\u6765\u64cd\u4f5c\u6570\u7ec4\u7684\u5e38\u89c1\u65b9\u6cd5\uff0c\u5728\u7279\u5b9a\u573a\u666f\u4e0b\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\u6765\u5408\u5e76\u6570\u7ec4\u6216\u5220\u9664\u5143\u7d20\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 JavaScript \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u65b9\u6cd5\u6765\u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\u548c\u5220\u9664\u6570\u7ec4\u4e2d\u7684\u5143\u7d20\u3002 \u5408\u5e76\u4e24\u4e2a\u6570\u7ec4\uff1a conca [&hellip;]<\/p>\n","protected":false},"author":11,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[115],"tags":[],"class_list":["post-10001","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10001","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=10001"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10001\/revisions"}],"predecessor-version":[{"id":13682,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/10001\/revisions\/13682"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=10001"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=10001"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=10001"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}