유용 javascript 함수

// select option 추가
fnCreateSelectOptions: function(selectBoxName, optionData, selectedValue) {
var objSelectBox = document.getElementById(selectBoxName);

for (var i=0; i < optionData.length; i++) {
    var eachOption = optionData[i];
    var objOption = document.createElement("option");

    objOption.text = eachOption.codeName;
    objOption.value = eachOption.codeID;

    if(eachOption.codeValue != null) {
        objOption.label = eachOption.codeValue;
    }

    objSelectBox.options.add(objOption);
}

if(!COMMON.Utils.fnIsEmpty(selectedValue)) {
    $("#" + selectBoxName + "").select2("val", selectedValue);
} else {
    $("#" + selectBoxName + "").select2("val", "");
}
},

fnIsEmpty: function(str) {
    if(str == null || str == undefined) {
        return true;
    } else if(typeof (str) == "string" && str.trim() == "") {
        return true;
    } else {
        return false;
    }
},

// 검색 조건에서 enter key 입력시 조회되도록
//사용법 : COMMON.Utils.fnEnterEvent($("#frmSearchPayment"), "fnSearchPayment");

fnEnterEvent: function(formObj, callBackFn, callBackParam) {
formObj.find(".form-enter").on("keydown", function(event) {
    if(13 == event.which) {
        if(typeof callBackParam != 'undefined' && null != callBackParam && "" != callBackParam) {
            eval(callBackFn)(callBackParam);
        } else {
            eval(callBackFn)();
        }
    }
});
}