{"id":627,"date":"2025-08-08T16:11:56","date_gmt":"2025-08-08T08:11:56","guid":{"rendered":"https:\/\/spc.huaweitianli.com\/?p=627"},"modified":"2025-08-08T16:11:56","modified_gmt":"2025-08-08T08:11:56","slug":"web3-react-04","status":"publish","type":"post","link":"https:\/\/www.sunpengcheng.com\/index.php\/2025\/08\/08\/web3-react-04\/","title":{"rendered":"Web3\u5b66\u4e60\u7b14\u8bb0\uff08\u4e94\uff09React\u57fa\u784004"},"content":{"rendered":"<p>\u5b66\u5230\u72b6\u6001\u7ba1\u7406\u4e86\uff0c\u5b66\u4e60\u5982\u4f55\u7ec4\u7ec7\u597d\u72b6\u6001\uff0c\u5982\u4f55\u4fdd\u6301\u72b6\u6001\u66f4\u65b0\u903b\u8f91\u7684\u53ef\u7ef4\u62a4\u6027\uff0c\u600e\u4e48\u6837\u8de8\u7ec4\u4ef6\u5171\u4eab\u72b6\u6001\u3002<\/p>\n<ul>\n<li>\u5728React\u4e2d\uff0c\u6211\u4eec\u4e0d\u5fc5\u76f4\u63a5\u53bb\u64cd\u4f5cUI\uff0c\u6bd4\u5982\u4e0d\u5fc5\u76f4\u63a5\u542f\u7528\u3001\u5173\u95ed\u3001\u663e\u793a\u6216\u9690\u85cf\u7ec4\u4ef6\u3002\u76f8\u53cd\uff0c\u6211\u4eec\u53ea\u9700\u8981\u58f0\u660e\u4f60\u60f3\u8981\u663e\u793a\u7684\u5185\u5bb9\uff0cReact\u5c31\u4f1a\u901a\u8fc7\u8ba1\u7b97\u5f97\u51fa\u8be5\u5982\u4f55\u53bb\u66f4\u65b0UI\u3002<\/li>\n<li>\u5199\u51fa\u4f60\u7684\u7ec4\u4ef6\u4e2d\u6240\u6709\u7684\u89c6\u56fe\u72b6\u6001\u3002\u786e\u5b9a\u662f\u4ec0\u4e48\u89e6\u53d1\u4e86\u8fd9\u4e9bstate\u7684\u6539\u53d8\u3002\u901a\u8fc7useState\u6a21\u5757\u5316\u5185\u5b58\u4e2d\u7684state\u3002<\/li>\n<li>\u6784\u5efastate\u7684\u539f\u5219\uff1a\u5408\u5e76\u5173\u8054\u7684state\u3001\u907f\u514d\u4e92\u76f8\u77db\u76fe\u7684state\u3001\u907f\u514d\u5197\u4f59\u7684state\u3001\u907f\u514d\u91cd\u590d\u7684state\u3001\u907f\u514d\u6df1\u5ea6\u5d4c\u5957\u7684state\u3002<\/li>\n<li>\u4e0d\u8981\u5728state\u4e2d\u955c\u50cfprops\uff0c\u53ea\u6709\u5f53\u6211\u4eec\u60f3\u8981\u5ffd\u7565\u7279\u5b9aprops\u5c5e\u6027\u7684\u6240\u6709\u66f4\u65b0\u65f6\uff0c\u5c06props\u201c\u955c\u50cf\u201d\u5230state\u624d\u6709\u610f\u4e49\u3002\u6309\u7167\u60ef\u4f8b\uff0cprop\u540d\u79f0\u4ee5initial\u6216default\u5f00\u5934\uff0c\u4ee5\u9610\u660e\u8be5prop\u7684\u65b0\u503c\u5c06\u88ab\u5ffd\u7565\u3002<\/li>\n<li>\u5982\u679c\u4e24\u4e2astate\u53d8\u91cf\u603b\u662f\u4e00\u8d77\u66f4\u65b0\uff0c\u8bf7\u8003\u8651\u5c06\u5b83\u4eec\u5408\u5e76\u4e3a\u4e00\u4e2a\u3002\u5982\u679c\u6df1\u5ea6\u5d4c\u5957state\u66f4\u65b0\u5f88\u590d\u6742\uff0c\u8bf7\u5c1d\u8bd5\u5c06\u5176\u5c55\u5f00\u6241\u5e73\u5316\u3002<\/li>\n<li>\u6709\u65f6\u5019\uff0c\u6211\u4eec\u5e0c\u671b\u4e24\u4e2a\u7ec4\u4ef6\u7684\u72b6\u6001\u59cb\u7ec8\u540c\u6b65\u66f4\u6539\u3002\u8981\u5b9e\u73b0\u8fd9\u4e00\u70b9\uff0c\u53ef\u4ee5\u5c06\u76f8\u5173state\u4ece\u8fd9\u4e24\u4e2a\u7ec4\u4ef6\u4e0a\u79fb\u9664\uff0c\u5e76\u628astate\u653e\u5230\u5b83\u4eec\u7684\u516c\u5171\u7236\u7ea7\uff0c\u518d\u901a\u8fc7props\u5c06state\u4f20\u9012\u7ed9\u8fd9\u4e24\u4e2a\u7ec4\u4ef6\u3002\u8fd9\u88ab\u79f0\u4e3a\u201c\u72b6\u6001\u63d0\u5347\u201d<\/li>\n<li>\u7ec4\u4ef6\u201c\u53d7\u63a7\u201d\uff08\u7531prop\u9a71\u52a8\uff09\u6216\u662f\u201c\u4e0d\u53d7\u63a7\u201d\uff08\u7531state\u9a71\u52a8\uff09<\/li>\n<li>\u5982\u679c\u4f60\u60f3\u5728\u91cd\u65b0\u6e32\u67d3\u65f6\u4fdd\u7559state\uff0c\u51e0\u6b21\u6e32\u67d3\u4e2d\u7684\u6811\u5f62\u7ed3\u6784\u5c31\u5e94\u8be5\u76f8\u4e92\u201c\u5339\u914d\u201d\u3002\u7ed3\u6784\u4e0d\u540c\u5c31\u4f1a\u5bfc\u81f4state\u7684\u9500\u6bc1\uff0c\u56e0\u4e3aReact\u4f1a\u5728\u5c06\u4e00\u4e2a\u7ec4\u4ef6\u4ece\u6811\u4e2d\u79fb\u9664\u65f6\u9500\u6bc1\u5b83\u7684state\u3002<\/li>\n<li>\u53ea\u8981\u5728\u76f8\u540c\u4f4d\u7f6e\u6e32\u67d3\u7684\u662f\u76f8\u540c\u7ec4\u4ef6\uff0cReact\u5c31\u4f1a\u4fdd\u7559\u72b6\u6001\u3002\u4f60\u53ef\u4ee5\u901a\u8fc7\u4e3a\u4e00\u4e2a\u5b50\u6811\u6307\u5b9a\u4e00\u4e2a\u4e0d\u540c\u7684key\u6765\u91cd\u7f6e\u5b83\u7684state\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u5230\u72b6\u6001\u7ba1\u7406\u4e86\uff0c\u5b66\u4e60\u5982\u4f55\u7ec4\u7ec7\u597d\u72b6\u6001\uff0c\u5982\u4f55\u4fdd\u6301\u72b6\u6001\u66f4\u65b0\u903b\u8f91\u7684\u53ef\u7ef4\u62a4\u6027\uff0c\u600e\u4e48\u6837\u8de8\u7ec4\u4ef6\u5171\u4eab\u72b6\u6001\u3002 \u5728React\u4e2d\uff0c\u6211<\/p>\n<p><a class=\"moretag\" href=\"https:\/\/www.sunpengcheng.com\/index.php\/2025\/08\/08\/web3-react-04\/\">Continue Reading&hellip;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[65,68,67],"tags":[],"class_list":["post-627","post","type-post","status-publish","format-standard","hentry","category-dev-skills","category-react","category-web3"],"_links":{"self":[{"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/posts\/627","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/comments?post=627"}],"version-history":[{"count":1,"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/posts\/627\/revisions"}],"predecessor-version":[{"id":628,"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/posts\/627\/revisions\/628"}],"wp:attachment":[{"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/media?parent=627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/categories?post=627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sunpengcheng.com\/index.php\/wp-json\/wp\/v2\/tags?post=627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}