{"id":27721,"date":"2024-03-16T09:06:10","date_gmt":"2024-03-16T09:06:10","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/"},"modified":"2024-03-22T11:43:21","modified_gmt":"2024-03-22T11:43:21","slug":"how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/","title":{"rendered":"How to read a CSV file with ECharts to create a pie chart?"},"content":{"rendered":"<p>When using ECharts to create a pie chart, you can retrieve data by reading a CSV file. The following example demonstrates how to use ECharts and the jQuery library to read a CSV file and draw a pie chart.<\/p>\n<p>First, make sure you have imported the ECharts and jQuery libraries.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">script<\/span> <span class=\"hljs-attr\">src<\/span>=<span class=\"hljs-string\">\"https:\/\/cdn.jsdelivr.net\/npm\/echarts@5.0.1\/dist\/echarts.min.js\"<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">script<\/span>&gt;<\/span>\r\n<span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">script<\/span> <span class=\"hljs-attr\">src<\/span>=<span class=\"hljs-string\">\"https:\/\/code.jquery.com\/jquery-3.6.0.min.js\"<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">script<\/span>&gt;<\/span>\r\n<\/code><\/pre>\n<p>Next, create an empty <\/p>\n<div> element to serve as the container for the pie chart.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-tag\">&lt;<span class=\"hljs-name\">div<\/span> <span class=\"hljs-attr\">id<\/span>=<span class=\"hljs-string\">\"pieChart\"<\/span> <span class=\"hljs-attr\">style<\/span>=<span class=\"hljs-string\">\"width: 600px; height: 400px;\"<\/span>&gt;<\/span><span class=\"hljs-tag\">&lt;\/<span class=\"hljs-name\">div<\/span>&gt;<\/span>\r\n<\/code><\/pre>\n<p>Next, read a CSV file and manipulate data in JavaScript.<\/p>\n<pre class=\"post-pre\"><code>$(<span class=\"hljs-variable language_\">document<\/span>).<span class=\"hljs-title function_\">ready<\/span>(<span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\"><\/span>) {\r\n  $.<span class=\"hljs-title function_\">get<\/span>(<span class=\"hljs-string\">'data.csv'<\/span>, <span class=\"hljs-keyword\">function<\/span>(<span class=\"hljs-params\">csvData<\/span>) {\r\n    <span class=\"hljs-comment\">\/\/ \u5c06 CSV \u6570\u636e\u8f6c\u6362\u4e3a\u6570\u7ec4<\/span>\r\n    <span class=\"hljs-keyword\">var<\/span> lines = csvData.<span class=\"hljs-title function_\">split<\/span>(<span class=\"hljs-string\">'\\n'<\/span>);\r\n    <span class=\"hljs-keyword\">var<\/span> data = [];\r\n    <span class=\"hljs-keyword\">for<\/span> (<span class=\"hljs-keyword\">var<\/span> i = <span class=\"hljs-number\">0<\/span>; i &lt; lines.<span class=\"hljs-property\">length<\/span>; i++) {\r\n      <span class=\"hljs-keyword\">var<\/span> values = lines[i].<span class=\"hljs-title function_\">split<\/span>(<span class=\"hljs-string\">','<\/span>);\r\n      data.<span class=\"hljs-title function_\">push<\/span>({\r\n        <span class=\"hljs-attr\">name<\/span>: values[<span class=\"hljs-number\">0<\/span>],\r\n        <span class=\"hljs-attr\">value<\/span>: values[<span class=\"hljs-number\">1<\/span>]\r\n      });\r\n    }\r\n\r\n    <span class=\"hljs-comment\">\/\/ \u7ed8\u5236\u997c\u56fe<\/span>\r\n    <span class=\"hljs-keyword\">var<\/span> myChart = echarts.<span class=\"hljs-title function_\">init<\/span>(<span class=\"hljs-variable language_\">document<\/span>.<span class=\"hljs-title function_\">getElementById<\/span>(<span class=\"hljs-string\">'pieChart'<\/span>));\r\n    <span class=\"hljs-keyword\">var<\/span> option = {\r\n      <span class=\"hljs-attr\">series<\/span>: [{\r\n        <span class=\"hljs-attr\">type<\/span>: <span class=\"hljs-string\">'pie'<\/span>,\r\n        <span class=\"hljs-attr\">radius<\/span>: <span class=\"hljs-string\">'60%'<\/span>,\r\n        <span class=\"hljs-attr\">data<\/span>: data\r\n      }]\r\n    };\r\n    myChart.<span class=\"hljs-title function_\">setOption<\/span>(option);\r\n  });\r\n});\r\n<\/code><\/pre>\n<p>In the above code, we first use jQuery&#8217;s $.get method to read the content of a CSV file named data.csv. Then, we convert the CSV data into an array and set names and values for each data item. Finally, we use ECharts&#8217; setOption method to draw a pie chart with the transformed array as data.<\/p>\n<p>Please make sure to replace data.csv in the example with the actual CSV file path. Additionally, you can also adjust the style and configuration of the pie chart as needed.<\/p>\n<p>For more information and configuration about ECharts, please refer to the official documentation: https:\/\/echarts.apache.org\/en\/index.html<\/p>\n","protected":false},"excerpt":{"rendered":"<p>When using ECharts to create a pie chart, you can retrieve data by reading a CSV file. The following example demonstrates how to use ECharts and the jQuery library to read a CSV file and draw a pie chart. First, make sure you have imported the ECharts and jQuery libraries. &lt;script src=&#8221;https:\/\/cdn.jsdelivr.net\/npm\/echarts@5.0.1\/dist\/echarts.min.js&#8221;&gt;&lt;\/script&gt; &lt;script src=&#8221;https:\/\/code.jquery.com\/jquery-3.6.0.min.js&#8221;&gt;&lt;\/script&gt; Next, [&hellip;]<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-27721","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to read a CSV file with ECharts to create a pie chart? - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to read a CSV file with ECharts to create a pie chart?\" \/>\n<meta property=\"og:description\" content=\"When using ECharts to create a pie chart, you can retrieve data by reading a CSV file. The following example demonstrates how to use ECharts and the jQuery library to read a CSV file and draw a pie chart. First, make sure you have imported the ECharts and jQuery libraries. &lt;script src=&quot;https:\/\/cdn.jsdelivr.net\/npm\/echarts@5.0.1\/dist\/echarts.min.js&quot;&gt;&lt;\/script&gt; &lt;script src=&quot;https:\/\/code.jquery.com\/jquery-3.6.0.min.js&quot;&gt;&lt;\/script&gt; Next, [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-16T09:06:10+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-22T11:43:21+00:00\" \/>\n<meta name=\"author\" content=\"Sophia Anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sophia Anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/\"},\"author\":{\"name\":\"Sophia Anderson\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/19a24313de9c988db3d69226b4a40a30\"},\"headline\":\"How to read a CSV file with ECharts to create a pie chart?\",\"datePublished\":\"2024-03-16T09:06:10+00:00\",\"dateModified\":\"2024-03-22T11:43:21+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/\"},\"wordCount\":195,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/\",\"name\":\"How to read a CSV file with ECharts to create a pie chart? 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- Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/","og_locale":"en_US","og_type":"article","og_title":"How to read a CSV file with ECharts to create a pie chart?","og_description":"When using ECharts to create a pie chart, you can retrieve data by reading a CSV file. 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First, make sure you have imported the ECharts and jQuery libraries. &lt;script src=\"https:\/\/cdn.jsdelivr.net\/npm\/echarts@5.0.1\/dist\/echarts.min.js\"&gt;&lt;\/script&gt; &lt;script src=\"https:\/\/code.jquery.com\/jquery-3.6.0.min.js\"&gt;&lt;\/script&gt; Next, [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-16T09:06:10+00:00","article_modified_time":"2024-03-22T11:43:21+00:00","author":"Sophia Anderson","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"Sophia Anderson","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/"},"author":{"name":"Sophia Anderson","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/19a24313de9c988db3d69226b4a40a30"},"headline":"How to read a CSV file with ECharts to create a pie chart?","datePublished":"2024-03-16T09:06:10+00:00","dateModified":"2024-03-22T11:43:21+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/"},"wordCount":195,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/","url":"https:\/\/www.silicloud.com\/blog\/how-to-read-a-csv-file-with-echarts-to-create-a-pie-chart\/","name":"How to read a CSV file with ECharts to create a pie chart? 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