clear select dropdown js

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showing results for - "clear select dropdown js"
Elizabeth
15 Jan 2021
1     var courses = document.getElementById("special_selection");
2
3    // clear select
4    var length = courses.options.length;
5    for (i = length - 1; i >= 0; i--) {
6      courses.options[i] = null;
7    }
8    for (var i = 0; i < data.length; i++) {
9      var option = document.createElement("OPTION"),
10          txt = document.createTextNode(data[i].coursetitle);
11      option.appendChild(txt);
12      option.setAttribute("value", data[i].KF);
13      courses.insertBefore(option, courses.lastChild);
14
15    }
Oli
30 Nov 2018
1var courses = document.getElementById("special_selection");
2
3    // clear select
4    var length = courses.options.length;
5    for (i = length - 1; i >= 0; i--) {
6      courses.options[i] = null;
7    }
8    for (var i = 0; i < data.length; i++) {
9      var option = document.createElement("OPTION"),
10          txt = document.createTextNode(data[i].coursetitle);
11      option.appendChild(txt);
12      option.setAttribute("value", data[i].KF);
13      courses.insertBefore(option, courses.lastChild);
14
15    }
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