2e:null 2f:["$","title",null,{"children":"Fancy-Table³ | henrythasler | Observable"}] 34:T163f,table = async function* (dataPromise, options = {}) { yield loader; const dataO = await Promise.resolve(dataPromise); let filter = () => true; const data = Array.isArray(dataO) ? dataO : Object.entries(dataO).map(([key, v]) => Object.assign({ key }, v)); function mdTable(data) { //console.log(data); let lines = []; for (let [key, value] of Object.entries(data)) { if (typeof value === "object") { lines.push(`${key}|${mdTable(value).outerHTML}`); } else { lines.push(`${key}|${value}`); } } // beware of the hack: https://stackoverflow.com/questions/17536216/create-a-table-without-a-header-in-markdown return md` []() | ---|--- ${lines.join("\n")} `; } let { humanize, nully, limit, columns, enableFilter, enableCSVDownload } = Object.assign( { humanize: defaultHumanize, nully: () => '-', limit: 250, columns: Object.keys(data[0]), enableFilter: data.length > 50, enableCSVDownload: true }, options || {} ); columns = columns.map((column) => { let key; if (typeof column == "string") { key = column; column = { key }; } else { key = column.key; } const decimalNumber = data.reduce((memo, d) => { if (typeof d[key] === "number") { let frac = (d[key] || "").toString().split(".")[1]; if (frac) return Math.max(memo, frac.length); } return memo; }, 0); return Object.assign( { name: humanize(key), type: typeof data[0][key], render: (val) => { if (decimalNumber && typeof val === "number") { return val.toFixed(decimalNumber); } else if (val == null || val == undefined) { return nully(val); } else if (typeof val === "object") { return mdTable(val).outerHTML; // return JSON.stringify(val); } return val; } }, column ); }); const renderTable = () => { return `${data .filter(filter) .slice(0, limit) .map( (datum, idx) => ` ${columns .map((c) => { let val = datum[c.key]; return `${c.render(val)}`; }) .join("")} ` ) .join("")}`; }; const output = html`

${columns .map( (c) => `` ) .join("")} ${renderTable(data)}

${c.name}

${ data.filter(filter).length > limit ? `

This table has been truncated from ${data.length} rows to ${limit}

` : "" }

${ enableFilter ? '

🔎

' : "" }

`; output.value = dataO; yield output; output.querySelectorAll("th").forEach((th) => th.addEventListener("click", () => { const key = th.dataset.key; const order = th.dataset.order === "ascending" ? -1 : 1; data.sort((a, b) => a[key] > b[key] ? order : b[key] > a[key] ? -order : 0 ); output.querySelector("tbody").innerHTML = renderTable(data); th.dataset.order = order === -1 ? "descending" : "ascending"; }) ); if (enableFilter) { const search = output.querySelector("input[type=search]"); search.addEventListener("input", (e) => { filter = parseQuery(search.value, columns); output.querySelector("tbody").innerHTML = renderTable(data); }); } if (enableCSVDownload) { output.appendChild( DOM.download( new Blob( [ CSV(data, { fields: columns.map((c) => ({ label: c.name, value: c.key })) }) ], { type: "application/json" } ), "data.csv", "📥" ) ); } }35:T745,loader = html` Loading...`36:[] 32:{"id":"28d99bd25984bfd9","slug":"fancy-table","title":"Fancy-Table³","thumbnail":"49e3b8e7b5c25c76853ac31b4ed41e895e2facb91573182f4e68e995d0ccb899","access_level":"public","create_time":"$D2019-12-28T15:23:33.763Z","update_time":"$D2025-12-30T09:41:44.046Z","view_time":null,"first_public_time":"$D2019-12-28T16:40:31.091Z","has_unpublished_edits":null,"fork":{"id":"42ff2c5c2ce01500","slug":"fancy-table","title":"Fancy-Table","owner":{"id":"49b89ac1cfd0de20","login":"awendland","name":"Alex Wendland"}},"stars":3,"starred":false,"owner":{"type":"team","id":"f133cd64bec97972","login":"henrythasler","name":"","avatar_url":"https://avatars-next.observableusercontent.com/9c1e25673042021b1cce1bc2a724db45de2f198a78b9c1fc7d2d46247de39d4f","tier":"starter_2024"},"version":318,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"bbbfad8ff31e3ebe","login":"henrythasler","name":"","avatar_url":"https://avatars-next.observableusercontent.com/9c1e25673042021b1cce1bc2a724db45de2f198a78b9c1fc7d2d46247de39d4f","tier":null}],"members":[{"type":"individual","id":"bbbfad8ff31e3ebe","login":"henrythasler","name":"","avatar_url":"https://avatars-next.observableusercontent.com/9c1e25673042021b1cce1bc2a724db45de2f198a78b9c1fc7d2d46247de39d4f","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":3,"collection":null,"type":"notebook","body":{"title":"Fancy-Table³","cells":[{"id":0,"value":"md`# Fancy-Table³\n\nThis is an extension of [Alex Wendland's extension](https://observablehq.com/@awendland) of [Jakub Hampl's extension](https://observablehq.com/@gampleman/table) of [Tom MacWright's Fancy Tables](https://beta.observablehq.com/@tmcw/fancy-tables).\n\nChanges:\n\n1. Objects can be recursively rendered as sub-tables. It's not a perfect solution...\n2. Every 2nd row has a background color.\n3. A new download icon: 📥\n4. Remove icon background\n\n## Usage\n\nFirst import this into your notebook:\n\n~~~javascript\nimport { table } from \"@henrythasler/fancy-table\"\n~~~\n\nThe simplest usage is to simply pass in an array of objects:\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":78,"value":"table([\n { first_name: 'John', last_name: 'Doe' },\n { first_name: 'Martin', last_name: 'Smith' }\n])","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":82,"value":"md`You can also pass in something that produces a promise:`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":85,"value":"table(fetch(json_url).then(d => d.json()))","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":95,"value":"md`If you use \\`viewof\\`, you can also assign the data produced by the first argument in the same cell:`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":10,"value":"viewof data = table(\n fetch(json_url).then(d => d.json())\n)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":35,"value":"data","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":99,"value":"md`Finally, you can use the second argument to customize the output:`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":101,"value":"table(fetch(json_url).then(d => d.json()), {\n nully: () => 'No data',\n limit: 500,\n enableFilter: false,\n enableCSVDownload: true,\n columns: [\n {\n key: 'key',\n name: 'Station ID',\n render: val =>\n `${val}`\n },\n 'last1hrf',\n 'rainfall',\n 'rainfallmsg',\n {\n key: 'rfstationstatus',\n name: 'RF Status'\n }\n ]\n})","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":255,"value":"md`Cells containing an object are now shown correctly`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":228,"value":"table([\n { name: \"test\", I_can_show_objects: { some: \"value\" } },\n {\n name: \"nested\",\n I_can_show_objects: {\n i_am_an_object: { another: \"value2\", yet_another: \"value3\" }\n }\n }\n])","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":4,"value":"$34","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":107,"value":"parseQuery = (q, headers) => {\n if (q == '') {\n return () => true;\n } else if (q.match(/[=<>]/)) {\n try {\n const code = headers.reduce((q, {key, name}) => q.replace(new RegExp(`\\\\b(${key}|${name})\\\\b`, 'g'), `data['${key}']`), q).replace(/([^=<>!])=([^=<>!]|$)/g, '$1===$2');\n return new Function('data', `try { return ${code} } catch(e) { return false; }` );\n } catch (e) {\n return () => true;\n }\n } else {\n const re = new RegExp(q, 'i');\n \treturn data => headers.some(({key}) => (data[key] || '').toString().match(re))\n }\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":58,"value":"$35","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":7,"value":"defaultHumanize = str => str.replace(/[-_]/g, ' ')","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":89,"value":"json_url = 'https://gist.githubusercontent.com/gampleman/0903af7279c6c60e6d5c85ca33361960/raw/b21a86ceb808307208970b24045cfe9bc9a6f744/rainlevels.json'","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":176,"value":"CSV = require('json2csv@4.0.0').then(a => a.parse)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W36","stdlib":"1","titling":"auto"}} 33:"$32:body"