10 examples of 'how to set multiple select box values using jquery' in JavaScript

255
private updateDom_select(element: JQuery, value: any) {
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    element.val(value);
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}

64
function setMultipleSelectOptions(nextSelectedIndex) {
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  set(_state => {
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    const selectedOptionsArray = _state.selectedOptions.slice();
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    if (selectedOptionsArray.includes(nextSelectedIndex)) {
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      const index = selectedOptionsArray.indexOf(nextSelectedIndex);
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      selectedOptionsArray.splice(index, 1);
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    } else {
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      selectedOptionsArray.push(nextSelectedIndex);
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    }
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    return {
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      ..._state,
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      isPopoverOpen: true,
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      activeOption: nextSelectedIndex,
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      selectedOptions: selectedOptionsArray,
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    };
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  });
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}

3
function set(el, value) {
4
    $(el).val(value);
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    $('#' + $(el).data("target")).val(value);
6
7
}

83
function getSelectValues() {
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   var checkedArray = []
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   document.querySelectorAll('#select:checked').forEach(e => {
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       checkedArray.push(e.value);
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   });
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   checkedArrayStr = checkedArray.toString();
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   return checkedArrayStr
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}

68
function initSelect2(box) {
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    select2(box, {
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        placeholder: box.dataset.placeholder,
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        allowClear: true,
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    });
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}

234
function multipleSelect(mode){
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	var element_id = parseInt($("#multipleSelectionTool").data('img_container_id').split("___")[1]);
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	$(".img_container").each(function(){
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		if(!$(this).hasClass("image_selected")){
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			// Update the session list
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			updateListSession($(this).attr("id"), "selected", "gallery")
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			if (mode=='all' 
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				|| (mode=='from' && $(this).attr('id').split("___")[1]>element_id) 
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				|| (mode=='to' && $(this).attr('id').split("___")[1]

53
export async function selectOption(value: string, selectField: ElementFinder): Promise {
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  return selectField.$(`option[value="${value}"`).click();
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}

197
private updateDom(element: JQuery, value: any) {
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    let tag = element.prop('tagName');
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    switch (tag) {
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        case 'INPUT':
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            this.updateDom_input(element, value);
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            break;
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        case 'TEXTAREA':
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            this.updateDom_normal(element, value);
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            break;
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        case 'SELECT':
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            this.updateDom_select(element, value);
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            break;
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        default:
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            this.updateDom_normal(element, value);
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    }
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}

23
function setValue(id, value, onChange) {
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    var $value = $('#' + id + '.value');
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    if ($value.attr('type') === 'checkbox') {
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        $value.prop('checked', value).change(function() {
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            onChange();
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        });
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    } else {
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        $value.val(value).change(function() {
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            if ($(this).attr('id') === 'license') {
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                if ($(this).val()) {
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                    $('#check').button('enable');
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                } else {
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                    $('#check').button('disable');
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                }
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                $('#checkResult').html();
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            }
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            onChange();
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        }).keyup(function() {
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            $(this).trigger('change');
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        });
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    }
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}

19
function setValue(id, value, onChange) {
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    var $value = $('#' + id + '.value');
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    if ($value.attr('type') === 'checkbox') {
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        $value.prop('checked', value).change(function () {
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            onChange();
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        });
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    } else {
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        $value.val(value).on('change', function() {
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            onChange();
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        }).keyup(function() {
29
            // Check that only numbers entered
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            if ($(this).hasClass('number')) {
31
                var val = $(this).val();
32
                if (val) {
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                    var newVal = '';
34
                    for (var i = 0; i < val.length; i++) {
35
                        if ((val[i] >= '0' && val[i] <= '9') || val[i] === '-' || val[i] === '+' || val[i] === '.' || val[i] === ',') {
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                            if (val[i] === '.' && convertComma === true)  val[i] = ',';
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                            if (val[i] === ',' && convertComma === false) val[i] = '.';
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                            newVal += val[i];
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                        }
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                    }
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                    if (val != newVal) {
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                        $(this).val(newVal);
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                    }
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                }
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            }
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            $(this).trigger('change');
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       });
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    }
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}