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d3.js interpolating numbers as text.
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title></title> | |
| <link rel='stylesheet' type='text/css' href='' /> | |
| <meta http-equiv='content-type' content='text/html; charset=utf-8' /> | |
| <meta name='viewport' content='initial-scale=1.0 maximum-scale=1.0'> | |
| <style> | |
| .count { | |
| position: relative; | |
| margin: 80px auto; | |
| font-size: 300px; | |
| text-align: center; | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <script src="http://d3js.org/d3.v3.min.js" charset="utf-8"></script> | |
| <script> | |
| var data = [{ | |
| start: 1000, | |
| end: 2000 | |
| }, { | |
| start: 2000, | |
| end: 1000 | |
| }]; | |
| var format = d3.format(','); | |
| var count_sel = d3.select('body') | |
| .selectAll('.count') | |
| .data(data) | |
| .enter() | |
| .append('div') | |
| .attr('class', 'count') | |
| .text(function (d) { | |
| return format(d.start); | |
| }) | |
| count_sel | |
| .transition() | |
| .duration(2000) | |
| .tween('text', function (d) { | |
| var i = d3.interpolateRound(d.start, d.end); | |
| return function (t) { | |
| this.textContent = format(i(t)); | |
| }; | |
| }); | |
| </script> | |
| </body> | |
| </html> |
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