how to retain selected value of dropdown in html?
201328
To retain the selected value in the dropdown on refresh, sessionStorage is used to store the value within the user's browser. First, the values have to be set using sessionStorage. setItem("SelItem", selVal); SelItem is a variable in which we are setting the value of selVal .
63962
try this one: 1) capture the value of the dropdown select box with javascript using the getElementById command. 2) then next step to do is simply pass the value captured to the servlet. thats all!
292096
["document. getElementById('submit'). onclick = function() {", "var select = document. getElementById('pets');", 'var selected = [... select. selectedOptions]', '. map(option => option. value);', 'alert(selected);', '}']
840464
You will have to make use of client side scripting like javascript/jquery if you want to get value of dropdown withot postback. In case you want to get the value in the code behind then you will need to create an ajax call. You can add a ScriptManager to the page and wrap the code inside an UpdatePanel .
1060284
['Create a new object for handling a dropdown element. Select dropdown = new Select(driver.findElement(By.id("element-id")));', 'Select an option from the dropdown element by its id attribute. dropdown. selectByVisibleText(“ID of the option”);']
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["document. getElementById('submit'). onclick = function() {", 'var e = document. getElementById("pets");', 'var text = e. options[e. selectedIndex]. text;', 'document. getElementById("container"). innerHTML = \'The selected text is \' + text;']
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["document. getElementById('submit'). onclick = function() {", "var select = document. getElementById('pets');", 'var selected = [... select. options]', '. filter(option => option. selected)', '. map(option => option. value);', 'alert(selected);']
644367
['Use the value property of the select list.', 'Use the selectedIndex property.', 'Loop through the options and determine which one is selected and return either its value or a reference.']
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Get Value or Selected Option in Select Box. There are a variety of ways to use JavaScript to obtain the value of the selected option in a select list or a reference to the selected option: Use the value property of the select list. Use the selectedIndex property.
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If you want to select xxx instead, change the value of the option to xxx: <option ng-repeat="item in items" value="{{item. xxx}}">{{item.name}}</option> Now when you select an option in the dropdown, $scope. selectedItem will represent the value of xxx in the corresponding item.
66535
4 Answers. All you need to do is set the value of the input to the value of the select, in a select. onchange event handler. This is the brute force way to look up the currently selected option, check its value and use its display text to update your input.
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Method 1: Using the value property: The value of the selected element can be found by using the value property on the select element that defines the list. This property returns a String representing the value attribute of the <option> element in the list. If no option selected then nothing will be returned.
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11 Answers. You can do this: <select class='form-control' (change)="ChangingValue($event)" [value]='46'> <option value='47'>47</option> <option value='46'>46</option> <option value='45'>45</option> </select> // Note: You can set the value of select only from options tag.
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var sel = document. getElementsByName('item'); var sv = sel. value; alert(sv); The only reason your code might fail is when there is no item selected, then the selectedIndex returns -1 and the code breaks.
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php'); $result = mysql_query("SELECT * FROM users WHERE `id`!= '". $user_id. "'"); while ($row = mysql_fetch_array($result)) { if ($_GET['to'] == $row['id']) { $selected = 'selected="selected"'; } else { $selected = ''; } echo('<option value="'.
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Use the <select> element for this, which is a select box, also called drop down box, with option to list down items. Also, you can set the default value from the dropdown list of items in HTML forms. For that, add selected in the <option> tag for the value you want to preselect.
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['selected=”selected” is required with-in a particular option tag to remain it selected with-in the drop-down list.', '$selected = “”;', "if( $_POST[ 'bookCode' ] == $book_row[ 'bookCode' ] ) {", '$selected = “selected”;', '}']