{"id":4483,"date":"2025-06-13T09:46:21","date_gmt":"2025-06-17T02:06:20","guid":{"rendered":"https:\/\/badgameshow.com\/steven\/?p=4483"},"modified":"2025-06-17T09:46:21","modified_gmt":"2025-06-17T02:06:20","slug":"%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8vue-js%e7%b5%84%e4%bb%b6%e8%87%aa%e5%ae%9a%e7%be%a9%e6%8c%87%e4%bb%a4%e7%9a%84%e9%80%89%e9%a1%b9options","status":"publish","type":"post","link":"https:\/\/badgameshow.com\/steven\/vue-js\/%e5%ad%b8%e7%bf%92%e5%a6%82%e4%bd%95%e5%88%a9%e7%94%a8vue-js%e7%b5%84%e4%bb%b6%e8%87%aa%e5%ae%9a%e7%be%a9%e6%8c%87%e4%bb%a4%e7%9a%84%e9%80%89%e9%a1%b9options\/","title":{"rendered":"\u6df1\u5165\u4e86\u89e3 Vue.js \u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u9078\u9805\uff08Options\uff09\u53ca\u5176\u6700\u4f73\u5be6\u8e10"},"content":{"rendered":"

<\/p>\n

\u6df1\u5165\u4e86\u89e3 Vue.js \u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u9078\u9805\uff08Options\uff09\u53ca\u5176\u6700\u4f73\u5be6\u8e10<\/h1>\n

Vue.js \u662f\u4e00\u500b\u5f37\u5927\u7684 JavaScript \u6846\u67b6\uff0c\u4f7f\u958b\u767c\u8005\u80fd\u5feb\u901f\u9ad8\u6548\u5730\u69cb\u5efa\u9ad8\u54c1\u8cea\u7684 Web \u61c9\u7528\u7a0b\u5f0f\u3002\u81ea\u5b9a\u7fa9\u6307\u4ee4\u662f Vue.js \u7684\u4e00\u5927\u7279\u8272\uff0c\u5b83\u5141\u8a31\u958b\u767c\u8005\u6839\u64da\u61c9\u7528\u9700\u6c42\u81ea\u5b9a\u7fa9\u884c\u70ba\u3002\u672c\u6587\u5c07\u4ecb\u7d39 Vue.js \u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u9078\u9805\uff08Options\uff09\uff0c\u4e26\u63d0\u4f9b\u6700\u65b0\u7684\u8a9e\u6cd5\u548c\u6700\u4f73\u5be6\u8e10\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u4f7f\u7528\u9019\u4e9b\u529f\u80fd\u3002<\/p>\n

\u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u9078\u9805\u6982\u8ff0<\/h2>\n

\u81ea\u5b9a\u7fa9\u6307\u4ee4\u4f7f\u7528\u4e00\u500b\u540d\u70ba options<\/strong> \u7684\u53c3\u6578\u4f86\u5b9a\u7fa9\uff0c\u8a72\u53c3\u6578\u53ef\u4ee5\u63a5\u53d7\u4e00\u500b JavaScript \u5c0d\u8c61\uff0c\u5305\u542b\u4e86\u6307\u4ee4\u7684\u5404\u7a2e\u56de\u8abf\u51fd\u6578\uff0c\u4f8b\u5982 bind<\/strong>\u3001update<\/strong> \u548c unbind<\/strong>\u3002\u4ee5\u4e0b\u662f\u9019\u4e9b\u9078\u9805\u7684\u8a73\u7d30\u4ecb\u7d39\uff1a<\/p>\n

1. bind \u9078\u9805<\/h2>\n

bind<\/strong> \u9078\u9805\u7528\u65bc\u5b9a\u7fa9\u6307\u4ee4\u7684\u521d\u59cb\u5316\u884c\u70ba\uff0c\u7576\u6307\u4ee4\u7d81\u5b9a\u5230\u5143\u7d20\u6642\u6703\u88ab\u8abf\u7528\uff0c\u4e26\u4e14\u50c5\u6703\u8abf\u7528\u4e00\u6b21\u3002\u6b64\u9078\u9805\u63a5\u53d7\u4e09\u500b\u53c3\u6578\uff1ael<\/code>\uff08\u6307\u4ee4\u7d81\u5b9a\u7684\u5143\u7d20\uff09\u3001binding<\/code>\uff08\u7d81\u5b9a\u7684\u4fe1\u606f\uff09\u548c vnode<\/code>\uff08\u865b\u64ec\u7bc0\u9ede\uff09\u3002<\/p>\n

\nVue.directive('my-directive', {\n  bind: function (el, binding, vnode) {\n    \/\/ \u5728\u6b64\u8655\u5be6\u73fe\u6307\u4ee4\u7684\u521d\u59cb\u5316\u884c\u70ba\n    el.style.color = binding.value; \/\/ \u4f8b\u5982\uff0c\u6839\u64da\u7d81\u5b9a\u7684\u503c\u8a2d\u7f6e\u984f\u8272\n  }\n});\n<\/code><\/pre>\n
2. update \u9078\u9805<\/h2>\n
update<\/strong> \u9078\u9805\u7528\u65bc\u5b9a\u7fa9\u6307\u4ee4\u7684\u66f4\u65b0\u884c\u70ba\u3002\u7576\u6307\u4ee4\u7684\u53c3\u6578\u66f4\u65b0\u6642\uff0c\u8a72\u9078\u9805\u6703\u88ab\u8abf\u7528\u3002\u5b83\u540c\u6a23\u63a5\u53d7\u4e09\u500b\u53c3\u6578\uff1ael<\/code>\u3001binding<\/code> \u548c vnode<\/code>\u3002<\/p>\n
\nVue.directive('my-directive', {\n  update: function (el, binding, vnode) {\n    \/\/ \u5728\u6b64\u8655\u5be6\u73fe\u6307\u4ee4\u7684\u66f4\u65b0\u884c\u70ba\n    el.style.color = binding.value; \/\/ \u66f4\u65b0\u984f\u8272\u70ba\u65b0\u7684\u7d81\u5b9a\u503c\n  }\n});\n<\/code><\/pre>\n
3. unbind \u9078\u9805<\/h2>\n
unbind<\/strong> \u9078\u9805\u7528\u65bc\u5b9a\u7fa9\u6307\u4ee4\u7684\u89e3\u9664\u884c\u70ba\uff0c\u7576\u6307\u4ee4\u5f9e\u5143\u7d20\u4e0a\u89e3\u9664\u6642\u6703\u88ab\u8abf\u7528\uff0c\u4e26\u4e14\u53ea\u6703\u8abf\u7528\u4e00\u6b21\u3002\u5b83\u63a5\u53d7\u4e09\u500b\u53c3\u6578\uff1ael<\/code>\u3001binding<\/code> \u548c vnode<\/code>\u3002<\/p>\n
\nVue.directive('my-directive', {\n  unbind: function (el, binding, vnode) {\n    \/\/ \u5728\u6b64\u8655\u5be6\u73fe\u6307\u4ee4\u7684\u89e3\u9664\u884c\u70ba\n    el.style.color = ''; \/\/ \u6e05\u9664\u984f\u8272\u8a2d\u7f6e\n  }\n});\n<\/code><\/pre>\n
\u6700\u4f73\u5be6\u8e10\u8207\u932f\u8aa4\u6392\u9664<\/h2>\n
\u5728\u4f7f\u7528 Vue.js \u81ea\u5b9a\u7fa9\u6307\u4ee4\u6642\uff0c\u5efa\u8b70\u9075\u5faa\u4ee5\u4e0b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n
    \n
  • \u78ba\u4fdd bind<\/code>\u3001update<\/code> \u548c unbind<\/code> \u4e2d\u7684\u908f\u8f2f\u6e05\u6670\uff0c\u4e26\u4e0d\u91cd\u8907\u3002<\/li>\n
  • \u4f7f\u7528 binding.value<\/code> \u4f86\u7372\u53d6\u7d81\u5b9a\u7684\u503c\u4ee5\u4fbf\u5728\u6307\u4ee4\u4e2d\u4f7f\u7528\u3002<\/li>\n
  • \u5c0d\u65bc\u9700\u8981\u6e05\u7406\u7684\u8cc7\u6e90\uff0c\u52d9\u5fc5\u5728 unbind<\/code> \u4e2d\u9032\u884c\u91cb\u653e\uff0c\u4ee5\u907f\u514d\u5167\u5b58\u6cc4\u6f0f\u3002<\/li>\n<\/ul>\n
    \u82e5\u9047\u5230\u554f\u984c\uff0c\u5efa\u8b70\u6aa2\u67e5\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n
      \n
    • \u78ba\u4fdd\u6307\u4ee4\u540d\u7a31\u6b63\u78ba\u7121\u8aa4\u3002<\/li>\n
    • \u6aa2\u67e5\u7d81\u5b9a\u7684\u503c\u662f\u5426\u6b63\u78ba\u50b3\u905e\u3002<\/li>\n
    • \u78ba\u8a8d\u6307\u4ee4\u7684\u4f7f\u7528\u7bc4\u570d\uff0c\u82e5\u5728\u5b50\u7d44\u4ef6\u4e2d\u4f7f\u7528\uff0c\u9700\u78ba\u4fdd\u7236\u7d44\u4ef6\u7684\u4e0a\u4e0b\u6587\u53ef\u7528\u3002<\/li>\n<\/ul>\n
      \u5ef6\u4f38\u61c9\u7528<\/h2>\n
      \u81ea\u5b9a\u7fa9\u6307\u4ee4\u53ef\u4ee5\u7528\u65bc\u8a31\u591a\u4e0d\u540c\u7684\u60c5\u5883\uff0c\u4f8b\u5982\uff1a<\/p>\n
        \n
      • \u5275\u5efa\u62d6\u653e\u529f\u80fd\u7684\u6307\u4ee4\u3002<\/li>\n
      • \u52d5\u614b\u6539\u8b8a\u5143\u7d20\u7684\u6a23\u5f0f\u6216\u884c\u70ba\u3002<\/li>\n
      • \u6574\u5408\u7b2c\u4e09\u65b9\u5eab\u6216\u63d2\u4ef6\u7684\u529f\u80fd\u3002<\/li>\n<\/ul>\n
        \u7d50\u8ad6<\/h2>\n
        \u7e3d\u7d50\u4f86\u8aaa\uff0cVue.js \u7684\u81ea\u5b9a\u7fa9\u6307\u4ee4\u9078\u9805\uff08options\uff09\u63d0\u4f9b\u4e86\u8c50\u5bcc\u7684\u529f\u80fd\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u69cb\u5efa\u66f4\u5f37\u5927\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u900f\u904e bind<\/strong>\u3001update<\/strong> \u548c unbind<\/strong>\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6709\u6548\u7ba1\u7406\u5143\u7d20\u7684\u751f\u547d\u9031\u671f\u884c\u70ba\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u66f4\u65b0\u548c\u6e05\u7406\u3002\u638c\u63e1\u9019\u4e9b\u6280\u80fd\u5c07\u4f7f\u60a8\u5728 Vue.js \u958b\u767c\u4e2d\u66f4\u52a0\u5f97\u5fc3\u61c9\u624b\u3002<\/p>\n
        Q&A\uff08\u5e38\u898b\u554f\u984c\u89e3\u7b54\uff09<\/h2>\n
        Q1: Vue.js \u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u7528\u9014\u6709\u54ea\u4e9b\uff1f<\/h3>\n
        A1: \u81ea\u5b9a\u7fa9\u6307\u4ee4\u53ef\u4ee5\u7528\u65bc\u5be6\u73fe\u7279\u5b9a\u529f\u80fd\uff0c\u4f8b\u5982\u6539\u8b8a\u5143\u7d20\u6a23\u5f0f\u3001\u8655\u7406\u4e8b\u4ef6\uff0c\u6216\u8207\u7b2c\u4e09\u65b9\u5eab\u6574\u5408\uff0c\u589e\u5f37\u61c9\u7528\u7684\u4e92\u52d5\u6027\u3002<\/p>\n
        Q2: \u5982\u4f55\u6e2c\u8a66\u6211\u7684\u81ea\u5b9a\u7fa9\u6307\u4ee4\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\uff1f<\/h3>\n
        A2: \u60a8\u53ef\u4ee5\u5728 Vue \u7d44\u4ef6\u4e2d\u4f7f\u7528\u8a72\u6307\u4ee4\uff0c\u4e26\u67e5\u770b\u5176\u884c\u70ba\u662f\u5426\u7b26\u5408\u9810\u671f\u3002\u4f7f\u7528 Vue DevTools \u4e5f\u6709\u52a9\u65bc\u8abf\u8a66\u548c\u6aa2\u67e5\u7d81\u5b9a\u7684\u503c\u3002<\/p>\n
        Q3: \u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u6027\u80fd\u5f71\u97ff\u5927\u55ce\uff1f<\/h3>\n
        A3: \u5728\u5408\u7406\u4f7f\u7528\u7684\u60c5\u6cc1\u4e0b\uff0c\u81ea\u5b9a\u7fa9\u6307\u4ee4\u4e0d\u6703\u5c0d\u6027\u80fd\u7522\u751f\u986f\u8457\u5f71\u97ff\uff0c\u4f46\u904e\u5ea6\u4f7f\u7528\u6216\u932f\u8aa4\u7684\u5be6\u73fe\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u554f\u984c\uff0c\u5efa\u8b70\u8b39\u614e\u8a2d\u8a08\u3002<\/p>\n
        —<\/p>\n","protected":false},"excerpt":{"rendered":"
        \u6587\u7ae0\u6458\u8981\uff1aVue.js\u7d44\u4ef6\u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u9009\u9879(options)\u53ef\u4ee5\u8b93\u958b\u767c\u8005\u66f4\u52a0\u7cbe\u78ba\u5730\u63a7\u5236\u7d44\u4ef6\u7684\u884c\u70ba\uff0c\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5229\u7528Vue.js\u7d44\u4ef6\u81ea\u5b9a\u7fa9\u6307\u4ee4\u7684\u9009\u9879(options)\u4f86\u63d0\u9ad8\u958b\u767c\u6548\u7387\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[180,179],"tags":[178,177],"class_list":["post-4483","post","type-post","status-publish","format-standard","hentry","category-vue","category-vue-js","tag-vue","tag-vue-js"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack-related-posts":[],"jetpack_shortlink":"https:\/\/wp.me\/pcFK27-1aj","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4483","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/comments?post=4483"}],"version-history":[{"count":1,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4483\/revisions"}],"predecessor-version":[{"id":4484,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/posts\/4483\/revisions\/4484"}],"wp:attachment":[{"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/media?parent=4483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/categories?post=4483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/badgameshow.com\/steven\/wp-json\/wp\/v2\/tags?post=4483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}