{"id":32203,"date":"2024-11-25T11:48:50","date_gmt":"2024-11-25T03:48:50","guid":{"rendered":"https:\/\/fwq.ai\/blog\/32203\/"},"modified":"2024-11-25T11:48:50","modified_gmt":"2024-11-25T03:48:50","slug":"%e5%b0%8f%e7%a8%8b%e5%ba%8f%e5%88%a9%e7%94%a8setdata%e4%bf%ae%e6%94%b9%e6%95%b0%e7%bb%84%e4%b8%ad%e7%9a%84%e6%9f%90%e4%b8%80%e4%b8%aa%e5%80%bc%e7%9a%84%e5%ae%9e%e7%8e%b0","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/32203\/","title":{"rendered":"\u5c0f\u7a0b\u5e8f\u5229\u7528setData\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u67d0\u4e00\u4e2a\u503c\u7684\u5b9e\u73b0"},"content":{"rendered":"

\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5e26\u6765\u7684\u5185\u5bb9\u662f\u5173\u4e8e\u5c0f\u7a0b\u5e8f\u5229\u7528setData\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u67d0\u4e00\u4e2a\u503c\u7684\u5b9e\u73b0\uff0c\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u6709\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n

\u5b98\u65b9\u6587\u6863\u662f\u8fd9\u6837\u7684\uff1a<\/p>\n

 changeItemInArray: function() {\n    \/\/ you can use this way to modify a danamic data path\n    this.setData({\n      'array[0].text':'changed data'\n    })\n  },\n  changeItemInObject: function(){\n    this.setData({\n      'object.text': 'changed data'\n    });\n  },<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u65e0\u5948\u81ea\u5df1\u5199\u7684\u65f6\u5019\u8fd8\u662f\u4f1a\u9047\u5230\u4e0d\u80fd\u89e3\u51b3\u7684\u95ee\u9898\uff0c\u6bd4\u5982<\/p>\n
 this.setData({\n      'array[0].text':'changed data'\n    })<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8fd9\u91cc\u9762\u7684arry[o]\u662f\u52a8\u6001\u7684\uff0c’array[index].text’,\u50cf\u8fd9\u6837\u663e\u7136\u662f\u4e0d\u884c\u7684\uff0c\u5728\u7f51\u4e0a\u641c\u4e86\u641c\uff0c\u867d\u7136\u4e0d\u77e5\u5176\u6240\u4ee5\u7136\uff0c\u5728\u8fd9\u91cc\u8bb0\u5f55\u4e0b\u6765\u3002
\u6bd4\u5982\uff0c\u8981\u4fee\u6539that.data.goods[0].price \u7684\u503c,\u53ef\u4ee5\u50cf\u8fd9\u6837\uff0c
\u8fd9\u91cc\u662f\u4e00\u4e2a\u52a8\u6001\u7684\u53d8\u91cf<\/p>\n
var price = 'goods['+index+'].price'<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
 this.setData({\n      [price]:'changed data'\n    })<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u76f8\u5173\u6587\u7ae0\u63a8\u8350\uff1a<\/p>\n<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u5c0f\u7a0b\u5e8f\u5229\u7528setData\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u67d0\u4e00\u4e2a\u503c\u7684\u5b9e\u73b0\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u672c\u7bc7\u6587\u7ae0\u7ed9\u5927\u5bb6\u5e26\u6765\u7684\u5185\u5bb9\u662f\u5173\u4e8e\u5c0f\u7a0b\u5e8f\u5229\u7528setData\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u67d0\u4e00\u4e2a\u503c\u7684\u5b9e\u73b0\uff0c\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u6709\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002 \u5b98\u65b9\u6587\u6863\u662f\u8fd9\u6837\u7684\uff1a changeItemInArray: function() { \/\/ you can use this way to modify a danamic data path this.setData({ ‘array[0].text’:’changed data’ }) }, changeItemInObject: function(){ this.setData({ ‘object.text’: ‘changed data’ }); }, \u767b\u5f55\u540e\u590d\u5236 \u65e0\u5948\u81ea\u5df1\u5199\u7684\u65f6\u5019\u8fd8\u662f\u4f1a\u9047\u5230\u4e0d\u80fd\u89e3\u51b3\u7684\u95ee\u9898\uff0c\u6bd4\u5982  this.setData({       ‘array[0].text’:’changed data’     }) \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u91cc\u9762\u7684arry[o]\u662f\u52a8\u6001\u7684\uff0c’array[index].text’,\u50cf\u8fd9\u6837\u663e\u7136\u662f\u4e0d\u884c\u7684\uff0c\u5728\u7f51\u4e0a\u641c\u4e86\u641c\uff0c\u867d\u7136\u4e0d\u77e5\u5176\u6240\u4ee5\u7136\uff0c\u5728\u8fd9\u91cc\u8bb0\u5f55\u4e0b\u6765\u3002\u6bd4\u5982\uff0c\u8981\u4fee\u6539that.data.goods[0].price \u7684\u503c,\u53ef\u4ee5\u50cf\u8fd9\u6837\uff0c\u8fd9\u91cc\u662f\u4e00\u4e2a\u52a8\u6001\u7684\u53d8\u91cf var price = ‘goods[‘+index+’].price’ \u767b\u5f55\u540e\u590d\u5236  this.setData({       [price]:’changed data’     }) \u767b\u5f55\u540e\u590d\u5236 \u76f8\u5173\u6587\u7ae0\u63a8\u8350\uff1a \u4ee5\u4e0a\u5c31\u662f\u5c0f\u7a0b\u5e8f\u5229\u7528setData\u4fee\u6539\u6570\u7ec4\u4e2d\u7684\u67d0\u4e00\u4e2a\u503c\u7684\u5b9e\u73b0\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19],"tags":[],"class_list":["post-32203","post","type-post","status-publish","format-standard","hentry","category-19"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/32203","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=32203"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/32203\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=32203"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=32203"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=32203"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}