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1. svg should use ‘fill‘ prop instead ‘background-color‘
2. svg width & height no need ‘px‘
3. attr(function(data_val, index){})
4. create svg, d3.select(‘selector‘).append(‘svg‘).attr(‘width‘, xxx).attr(‘height‘, xx)
5. svg should use ‘rect‘ instead of ‘div‘
<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <title></title> <script src="../ventor/d3.min.js"></script> <style type="text/css"> body { padding-top: 50px; padding-left: 100px; } #chartArea { width: 400px; height: 300px; background-color: #CCC; } .bar { display: inline-block; width: 20px; height: 75px; /* Gets overriden by D3-assigned height below */ margin-right: 2px; fill: teal; /* SVG doesn‘t have background prop, use fill instead*/ z-index:99; } </style> </head> <body> <section id="chartArea"></section> <script> var dataset = [3,5,7,9,4,6]; var svg = d3.select(‘#chartArea‘).append(‘svg‘) .attr(‘width‘, 400) .attr(‘height‘, 300); //svg deosn‘t need ‘px‘ svg.selectAll(‘div‘) .data(dataset) .enter() .append(‘rect‘)// svg doesn‘t have div, use rect instead .attr(‘class‘, "bar") .attr(‘width‘, 20) .attr(‘x‘, function(each_data, index){ return index * 22; }) .attr(‘y‘, function(each_data){ return 300-each_data*10; }) .attr(‘height‘, function(each_data, i){ return each_data * 10; // svg doesn‘t have ‘style‘ }); </script> <!-- 1. svg should use ‘fill‘ prop instead ‘background-color‘ 2. svg width & height no need ‘px‘ 3. attr(function(data_val, index){}) 4. create svg, d3.select(‘selector‘).append(‘svg‘).attr(‘width‘, xxx).attr(‘height‘, xx) 5. svg should use ‘rect‘ instead of ‘div‘ --> </body> </html>
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原文地址：http://www.cnblogs.com/Answer1215/p/4550414.html
