60 lines
1.6 KiB
JavaScript
60 lines
1.6 KiB
JavaScript
// Source: https://blog.mounirmesselmeni.de/2012/11/20/reading-csv-file-with-javascript-and-html5-file-api/
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// Source: https://www.js-tutorials.com/javascript-tutorial/reading-csv-file-using-javascript-html5/
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// Source: https://stackoverflow.com/questions/13329853/reading-server-file-with-javascript
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function handleFile() {
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// Check for the various File API support.
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if (window.FileReader) {
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// FileReader are supported.
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var xmlhttp = new XMLHttpRequest();
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xmlhttp.onreadystatechange = function () {
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if (xmlhttp.status == 200 && xmlhttp.readyState == 4) {
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processData(xmlhttp.responseText);
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}
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};
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xmlhttp.open("GET", "world_data_v1.csv", true);
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xmlhttp.send();
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} else {
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alert('FileReader are not supported in this browser.');
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}
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}
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function processData(csv) {
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var table = "<table style='width:100%'>";
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// split rows
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var allTextLines = csv.split(/\r\n|\n/);
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// create table header
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table += "<tr>";
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var data = allTextLines[0].split(",");
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for (var j = 0; j < data.length; j++) {
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table += "<th>";
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table += data[j];
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table += "</th>";
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}
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table += "</tr>";
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// create table content
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for (var i = 1; i < allTextLines.length; i++) {
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var data = allTextLines[i].split(',');
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table += "<tr>";
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for (var j = 0; j < data.length; j++) {
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table += "<td>";
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table += data[j];
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table += "</td>";
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}
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table += "</tr>";
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}
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table += "</table>";
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document.getElementById('t01').innerHTML = table;
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}
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