63 lines
2.2 KiB
JavaScript
63 lines
2.2 KiB
JavaScript
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function sortTable(n) {
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var table, rows, switching, i, x, y, shouldSwitch, dir, switchcount = 0;
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table = document.getElementById("maintable");
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switching = true;
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// Set the sorting direction to ascending:
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dir = "asc";
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/* Make a loop that will continue until
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no switching has been done: */
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while (switching) {
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// Start by saying: no switching is done:
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switching = false;
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rows = table.rows;
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/* Loop through all table rows (except the
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first, which contains table headers): */
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for (i = 1; i < (rows.length - 1); i++) {
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// Start by saying there should be no switching:
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shouldSwitch = false;
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/* Get the two elements you want to compare,
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one from current row and one from the next: */
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x = rows[i].getElementsByTagName("TD")[n];
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y = rows[i + 1].getElementsByTagName("TD")[n];
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/* Check if the two rows should switch place,
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based on the direction, asc or desc: */
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if (dir == "asc") {
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if (n == 1 && Number(x.dataset.kbytes) > Number(y.dataset.kbytes)) {
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shouldSwitch = true;
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break;
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}
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else if (n != 1 && x.innerHTML.toLowerCase() > y.innerHTML.toLowerCase()) {
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// If so, mark as a switch and break the loop:
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shouldSwitch = true;
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break;
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}
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} else if (dir == "desc") {
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if (n == 1 && Number(x.dataset.kbytes) < Number(y.dataset.kbytes)) {
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shouldSwitch = true;
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break;
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}
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else if (n != 1 && x.innerHTML.toLowerCase() < y.innerHTML.toLowerCase()) {
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// If so, mark as a switch and break the loop:
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shouldSwitch = true;
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break;
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}
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}
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}
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if (shouldSwitch) {
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/* If a switch has been marked, make the switch
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and mark that a switch has been done: */
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rows[i].parentNode.insertBefore(rows[i + 1], rows[i]);
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switching = true;
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// Each time a switch is done, increase this count by 1:
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switchcount ++;
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} else {
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/* If no switching has been done AND the direction is "asc",
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set the direction to "desc" and run the while loop again. */
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if (switchcount == 0 && dir == "asc") {
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dir = "desc";
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switching = true;
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}
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}
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}
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}
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