{"id":12368,"date":"2023-11-28T22:51:34","date_gmt":"2023-11-28T14:51:34","guid":{"rendered":"https:\/\/wx.kaifamiao.info\/?p=12368"},"modified":"2023-11-29T23:02:36","modified_gmt":"2023-11-29T15:02:36","slug":"javascript-zhong-diao-yong-han-shu-ke-yi-shi-yong","status":"publish","type":"post","link":"http:\/\/wx.kaifamiao.info\/index.php\/2023\/11\/28\/javascript-zhong-diao-yong-han-shu-ke-yi-shi-yong\/","title":{"rendered":"JavaScript \u4e2d\u8c03\u7528\u51fd\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u54ea\u4e9b\u65b9\u6cd5\uff1f"},"content":{"rendered":"

\u5728 JavaScript \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u8c03\u7528\u51fd\u6570\uff1a<\/p>\n

    \n
  1. \n

    \u51fd\u6570\u8c03\u7528<\/strong>\uff1a\u76f4\u63a5\u8c03\u7528\u51fd\u6570\u540d\u79f0\u5e76\u4f20\u9012\u76f8\u5e94\u7684\u53c2\u6570\u3002<\/p>\n

    function greet(name) {\n    console.log(`Hello, ${name}!`);\n}\ngreet('Alice'); \/\/ \u76f4\u63a5\u8c03\u7528\u51fd\u6570\n<\/code><\/pre>\n<\/li>\n
  2. \n
    \u65b9\u6cd5\u8c03\u7528<\/strong>\uff1a\u901a\u8fc7\u5bf9\u8c61\u7684\u65b9\u6cd5\u8c03\u7528\u51fd\u6570\u3002<\/p>\n
    const person = {\n    name: 'Bob',\n    greet: function() {\n        console.log(`Hello, ${this.name}!`);\n    }\n};\nperson.greet(); \/\/ \u5bf9\u8c61\u7684\u65b9\u6cd5\u8c03\u7528\u51fd\u6570\n<\/code><\/pre>\n<\/li>\n
  3. \n
    \u6784\u9020\u51fd\u6570\u8c03\u7528<\/strong>\uff1a\u4f7f\u7528 new<\/code> \u5173\u952e\u5b57\u8c03\u7528\u6784\u9020\u51fd\u6570\u521b\u5efa\u5bf9\u8c61\u3002<\/p>\n
    function Person(name) {\n    this.name = name;\n    this.greet = function() {\n        console.log(`Hello, ${this.name}!`);\n    };\n}\nconst john = new Person('John');\njohn.greet(); \/\/ \u6784\u9020\u51fd\u6570\u8c03\u7528\n<\/code><\/pre>\n<\/li>\n
  4. \n
    \u95f4\u63a5\u8c03\u7528<\/strong>\uff1a\u4f7f\u7528 call()<\/code>\u3001apply()<\/code> \u6216 bind()<\/code> \u65b9\u6cd5\u8fdb\u884c\u95f4\u63a5\u8c03\u7528\u3002<\/p>\n
    function greet() {\n    console.log(`Hello, ${this.name}!`);\n}\nconst person = { name: 'Kate' };\n\n\/\/ \u4f7f\u7528 call() \u65b9\u6cd5\u8fdb\u884c\u95f4\u63a5\u8c03\u7528\ngreet.call(person);\n\n\/\/ \u4f7f\u7528 apply() \u65b9\u6cd5\u8fdb\u884c\u95f4\u63a5\u8c03\u7528\ngreet.apply(person);\n\n\/\/ \u4f7f\u7528 bind() \u65b9\u6cd5\u521b\u5efa\u4e00\u4e2a\u65b0\u51fd\u6570\u5e76\u8fdb\u884c\u8c03\u7528\nconst boundGreet = greet.bind(person);\nboundGreet();\n<\/code><\/pre>\n<\/li>\n<\/ol>\n
    \u8fd9\u4e9b\u65b9\u6cd5\u5141\u8bb8\u4ee5\u4e0d\u540c\u7684\u65b9\u5f0f\u8c03\u7528\u51fd\u6570\uff0c\u5e76\u6839\u636e\u9700\u8981\u66f4\u6539\u51fd\u6570\u6267\u884c\u65f6\u7684\u4e0a\u4e0b\u6587\u6216\u53c2\u6570\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5728 JavaScript \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u65b9\u6cd5\u8c03\u7528\u51fd\u6570\uff1a \u51fd\u6570\u8c03\u7528\uff1a\u76f4\u63a5\u8c03\u7528\u51fd\u6570\u540d\u79f0\u5e76\u4f20\u9012\u76f8\u5e94\u7684\u53c2\u6570\u3002 fun […]<\/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-12368","post","type-post","status-publish","format-standard","hentry","category-javascript"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12368","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=12368"}],"version-history":[{"count":2,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12368\/revisions"}],"predecessor-version":[{"id":13572,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/12368\/revisions\/13572"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=12368"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=12368"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=12368"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}