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Tutorial D3
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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> | |
| <style> | |
| body { margin:0;position:fixed;top:0;right:0;bottom:0;left:0; } | |
| </style> | |
| </head> | |
| <body> | |
| <div id="chart"></div> | |
| <script> | |
| data = [100,200,300,400,500] | |
| var svg = d3.select("#chart").append("svg") | |
| .attr("width", 960) | |
| .attr("height", 500) | |
| update (data) | |
| function update(mdata){ | |
| //todo add text into each bar | |
| //selection and map data | |
| barra = svg.selectAll("rect").data(mdata); | |
| //update | |
| barra.enter() | |
| .append("rect") | |
| .merge(barra).transition().duration(500) | |
| .attr("x",0) | |
| .attr("y",function(d,i){return i*(50+1)}) | |
| .attr("width",function (d){return d}) | |
| .attr("height",50) | |
| .style("fill","green") | |
| //remove | |
| barra.exit() | |
| .transition().duration(500) | |
| .remove() | |
| } | |
| </script> | |
| </body> |
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