d3-fetch uses the Javascript API Fetch, and can pass arguments along.
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November 1, 2020 17:04
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Using POST in d3-json
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| license: mit |
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| <!DOCTYPE html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <script src="https://d3js.org/d3.v4.min.js"></script> | |
| <script src="https://unpkg.com/d3-fetch"></script> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| </style> | |
| </head> | |
| <body> | |
| <script> | |
| // Feel free to change or delete any of the code you see in this editor! | |
| var svg = d3.select("body").append("svg") | |
| .attr("width", 960) | |
| .attr("height", 500) | |
| d3.json('https://jsonplaceholder.typicode.com/posts', { | |
| method:"POST", | |
| body: JSON.stringify({ | |
| title: 'Hello', | |
| body: '_d3-fetch_ is it', | |
| userId: 1, | |
| friends: [2,3,4] | |
| }), | |
| headers: { | |
| "Content-type": "application/json; charset=UTF-8" | |
| } | |
| }) | |
| .then(json => { | |
| svg.append("text") | |
| .text(JSON.stringify(json)) | |
| .attr("y", 200) | |
| .attr("x", 120) | |
| .attr("font-size", 16) | |
| .attr("font-family", "monospace") | |
| }); | |
| </script> | |
| </body> |
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