質問タイプ - 配列（数字）
From LimeSurvey Manual
概略
縦軸のサブ質問と横軸のサブ質問ごとに、数を選ぶドロップダウンが配置される大型の配列を作成することができます。
特別な質問属性を設定すれば、この質問タイプでチェックボックスを使うこともできます。
例 2: Example_Array_Numbers_Checkboxes
全般オプション
回答必須
説明
このオプションにより、アンケートの質問に回答者が必ず答えるようにすることができます。回答必須の質問に回答しない場合、回答者は先に進むことができません。ある質問に複数のサブ質問があり、特定のサブ質問のみを回答必須とする場合は、ロジックタブの下にある最小回答数属性を使用します。
プレインストールされたテーマを使用している場合、必須の質問属性を有効にすると、質問の横に赤いアスタリスクが表示されます。 表示したくない場合は、こちらを参照してください。
設定可能な値
- オン - 参加者が次のページに進む前に質問に回答する必要があります。回答の選択肢に「回答なし」は表示されません。
- ソフト - 質問に回答せずに次のページに進もうとすると警告が表示されますが、参加者は警告を無視して先に進むことができます。「回答なし」オプションは表示されます（アンケートの表示設定で有効になっている場合）。
- オフ（規定値） - 質問に回答しなくてもよくなります
条件（以前の"出現条件"）
説明
条件の結果値が「1」または「true」になると、質問がアンケートの中で「関連する」、つまりアンケート参加者に提示されます。その他の場合は質問は表示されません。どのような質問でも関連式を指定することができます。この関数は条件の後継であり、より複雑な条件ロジックをサポートします。
構文ハイライト
条件を保存するたびに、検証され構文がハイライトされます。エラーにも色がつくので、すぐに気づいて直すことができます。
有効な値
- ExpressionScriptの構文に従うすべての条件（中括弧は外す）。
例
構文ハイライトによい例があります。
（正規表現を使った）検証 (preg_validation)
説明
この設定は、質問内のすべての値の検証に使う正規表現を指定するものです。
質問やサブ質問への回答のどれかがこの検証要件に適合しない場合、テキスト入力欄の背景色が赤くなり、回答者が直すべき場所に気づきやすくなっています。回答者が送信ボタンを押さなくてもそれぞれの質問を検証することができます。
有効な値
- 有効な任意の正規表現
例
- こちらにいくつか例があります
表示
（サブ）質問幅 (subquestion_width)
説明
パーセント形式でサブ質問の列幅を設定します。例えば、この値を60に設定すると、質問の幅の60%がサブ質問テキスト（最も左の列）に割り当てられます。残りの幅が回答オプションに均等に割り当てられます。
有効な値
- 1から100までの整数
TIP非表示 (hide_tip)
説明
多くの質問では、「以下からひとつだけ選択してください」のような注記（tip）や質問への回答方法を示すテキストが表示されます。この属性で、tipやヒントを表示するかしないかを設定できます。
こうしたtipやヒントには、検証基準（最小／最大回答数、最小／最大／合計値）に関するメッセージが含まれます。hide_tipをオンにすると、こうしたメッセージは表示されませんが、無効なデータを入力するとtipが表示されます。赤色で表示されますが、検証基準を満たすと緑色になります。
利用可能な設定値
- オン - tipやヒント非表示
- オフ（規定値）
前の質問の順番を取得する (get_order_previous_q)
説明
この機能は、前の質問のサブ質問の順番を維持するときに使用します。質問でランダム化オプションをオンにしているときに使用できます。
有効な値
- 任意の質問コード
回答のランダム表示(random_order)
説明
非推奨の回答オプション : 5.5.0から、この属性は回答の選択肢の順序付けには使用されなくなりました。QS:Answer_order/jaを参照してください。
この属性により、回答の選択肢／サブ質問の順番は無視され、ランダムに並べ替えられます。このオプションにより、アンケートの偏りをなくすことができます。サブ質問がある場合、サブ質問の順番はランダムになりますが、回答の選択肢の順番はランダムにはなりません。
有効な値
- はい - 参加者がアンケートを開始するときにランダム化する
- いいえ（規定値）
Text input box size (input_box_size)
Description
This function allows you to set the size of the text area (the text input box). By default, LimeSurvey forces the input box to be displayed with a default size. This can be overridden by making use of this function.
To move the box on the next line, you need to increase the size of the wrapper. To do so, increase the value of the text input width attribute.Valid values
- Any numeric value
Reverse answer order (reverse)
Description
If activated, the order of the answers will be reversed.
Available options
- On
- Off (default)
Example
Let's assume that you want to use an Array (Numbers) question type. If this option is disabled (default value), then the possible answers a survey participant can select are: "1, 2, 3, ... , 10". If enabled, the setting will reverse the order of the available answers: "10, 9, 8, ... , 1".
Checkbox layout (multiflexible_checkbox)
Description
The checkbox layout is available only within the Array (Numbers) question type. If enabled, the survey respondent will be able to answer the subquestions by ticking the right answer via checkboxes.
This attribute will automatically use multiflexible_min=0, multiflexible_max=1, and multiflexible_step=1, regardless the custom values entered in the respective boxes.
Available options
- On
- Off (default)
Example
If enabled, the array (numbers) question type will look like this:
Repeat headers (repeat_headers)
Description
This option can be used if you add to a question a high number of subquestions. If this is the case, use this option in order to tell LimeSurvey after how many subquestions should the headers be repeated.
Valid values
- Any integer values;
- The default value is 0 - the repeat headers function is deactivated.
Question theme (question_theme)
Description
It allows you to use customized themes for the respective question.
Available options
- Your created question themes which are located under the Question themes in the Themes panel.
See: https://manual.limesurvey.org/Question_themes
Note: This feature is under development at the moment.
Description
If enabled, the question will always be hidden - it will not be displayed to the survey participants. This function can be used in the following scenarios:
- If you wish to prefill a question with a URL and you want not to have it displayed on the screen. This overrides any conditions used within the survey because the respective question will not even be embedded on the page.
- If you wish to store or calculate a value on the fly via the ExpressionScript - Presentation.
Note: A common question type that is used with this function is the Equation one.Available options
- On
- Off (default)
CSS class (css_class)
Description
If you want to add special CSS classes to certain questions, you can enter the CSS class name(s) in this box. Make sure you leave an empty space between different class names.
Valid values
- Any text string with a space between different CSS class names.
According to the W3C, CSS class names can contain only the characters [a-zA-Z, and 0-9] and ISO 10646 characters U+00A1 and higher, plus the hyphen (-) and the underscore (_). They cannot start with a digit, or a hyphen followed by a digit. LimeSurvey encodes CSS classes, but it does not fix it totally.
Minimum value (multiflexible_min)
Description
Multiflexible_min is available only in the Array (Numbers) question type.
This sets the minimum numeric value for the dropdown lists.
Valid values
- Any integer value
- Any number
- Any SGQA code
- Any question code (variable name)
- Any equation, using the Expression Manager syntax, without the surrounding curly braces.
Example
To set a dropdown box starting from 7, set this attribute to 7.
Text inputs (input_boxes)
Description
It is available only for the Array (Numbers) question type.
The answer has to be typed within a text box if this option is enabled. The step value will not be used. The respondents can submit a numerical value as answer.
The minimum and maximum values can also be set up from the question display options.
Otherwise, the survey participants will have to choose from a dropdown list the answer option to the question.
Available options
- On - the input box is used
- Off (default) - the dropdown list is used
Step value (multiflexible_step)
Description
Only available in Array (Numbers) question type. Sets the numeric step value for the dropdown lists.
Example
To set a dropdown box starting at the number 2, and going to 10 in 2's (ie: 2, 4, 6, 8, 10); set this attribute to 2.
Maximum value (multiflexible_max)
Description
Multiflexible_max is available only in the Array (Numbers) question type.
This sets the maximum numeric value for the dropdown lists.
Valid values
- Any integer value
- Any number
- Any SGQA code
- Any question code (variable name)
- Any equation, using the Expression Manager syntax, without the surrounding curly braces.
Example
To set a dropdown box from 1 to 10, type in this box "10".
Relevance help for printable survey (printable_survey_relevance_help)
Description
If you wish to print a survey, you can also print the relevance equations for each question. But, if you wish to offer instead an explanation rather than the expression on the printed form, fill in this box with the text explanation for the relevance equation.
Valid values
- Any text and/or numbers you wish to be displayed on the printable form.
Input
Input maximum characters (input_max_characters)
Description
The following option allows you to type in a numerical value that will represent the maximum number of characters that can be entered by the survey respondents in the answer text box(es) of the respective question.
Valid values
- Any numerical value
Example
- If you wish the survey participants to type in a short and concise answer, introduce within the input maximum characters field a small number (e.g., 10-15).
Logic
Minimum answers (min_answers)
Description
This function can be used to ensure that a user selects at least a certain number of answers in a multiple choice question.
Valid values
- Any integer value above 0
- Any number
- Any SGQA code
- Any question code (variable name)
- Any equation, using ExpressionScript syntax, without surrounding curly braces.
Example
If set to X (a random number), the users can submit the survey form if they select at least X checkboxes. If this option is utilised for ranking questions, this ensures that at least three items are ranked before allowing the respondent to submit the answers/survey.
Please note that if you use this attribute with Ranking questions, you have to set the question to non-mandatory. Otherwise, all the items need to be ranked which is counter-intuitive if you decide to use the min_answers function too.
Maximum answers (max_answers)
Description
It can be used to limit the total number of answers a user can select in a multiple choice question.
Valid values
- Any number value
- Any SGQA code
- Any question code (variable name)
- Any equation, using ExpressionScript syntax, without surrounding curly braces.
Example
If set to 2, the user will only be able to check at most two checkboxes or one checkbox + fill the "Other" field (if any). For the Ranking question type, the participant would be able to select maximum two items.
Array filter (array_filter)
Description
The Array filter setting allows you to use any multiple choice question to select or set which responses are displayed in a subsequent list, array or multiple choice question.
- Multiple choice
- Multiple choice with comments
- Multiple short text
- Multiple numeric
- Array (5 point, 10 point, Yes/No/Unknown, Increase/Same/Decrease, Column)
- Array (Dual Scale, Text, Numbers)
- Ranking
Furthermore, each of these question types can be filtered.
The only exception is Array (Column), which can filter other questions, but not itself.How to set a filter
To set a filter, enter the question code of a multiple options question in the array filter box of the question you are currently editing. The respective question will be used as the source of information for the current question, the selected answers from the previous question being retrieved and used as answer options for the current question. For example, if your source multiple option question code is "Q1", enter "Q1" into the 'Array Filter' box to start the filtering process of the answers. Only the answer options that are selected in question Q1 will be visible in the array_filter-ed question.
The subquestion codes used in the first question must coincide with the subquestion codes from the second one. Otherwise, the array filter function will not filter the answers to the first question. Note: When you want to filter the "other" answer option from the first question, you need to provide a subquestion for this answer in the second question and the subquestion code for this answer needs to be "other". Check the below example to better understand how the whole system works.
Cascading
The selected options can be displayed in cascade. This means that you can select a question which filters another question, which filters another question, and so on.
Array filter example
Let's take a look at the following example to better understand the power of this setting:
In the screenshot from above, we got two questions. The first one is a multiple short text question type, while the second one is an array dual scale question type. The answers you provide in the first question will be listed in the second one. Technically, the answers you provide to the subquestions from the first question are filtered and displayed in the second question.
This example can be downloaded from the following link: limesurvey_group_32.lsg. Import this question group into your LimeSurvey installation.
Array exclusion filter (array_filter_exclude)
Description
The Array filter exclusion setting allows you to use any multiple choice question to select or set which responses are NOT displayed in a subsequent list, array or multiple choice question.
- Multiple choice
- Multiple choice with comments
- Multiple short text
- Multiple numeric
- Array (5 point, 10 point, Yes/No/Unknown, Increase/Same/Decrease, By column)
- Array (Dual Scale, Text, Numbers)
- Ranking
Furthermore, each of these types of questions can filtered.
The only exception is Array by column which can filter other questions, but it cannot be filtered.How to set it up
Enter the question code of a multiple options question in the array exclusion filter box of the question you are currently editing. The respective question will be used as the source of information for the current question, the non-selected answers from the previous question being retrieved and used as answer options for the current question. For example, if your source multiple option question code is "Q1", enter "Q1" into the 'Array exclusion filter' box to start the filtering process of the answers. Only the answer options that are NOT selected in question Q1 will be visible in your question.
The subquestion codes used in the first question must coincide with the subquestion codes from the second one. Otherwise, the array exclusion filter function will not filter the answers to the first question. Check the below example to better understand how the whole system works.
Cascading
The selected options can be displayed in cascade. This means that you can select a question which filters another question, which filters another question, and so on.
Example
Let's see together the below example:
In the screenshot from above, we got two questions. The first one is a multiple choice question type, while the second one is a multiple choice with comments question type. The answers you provide in the first question will be excluded from the second one. For example, if you select the ComfortUpdate option (that has the subquestion code 'SQ1') and the Plugin option ('SQ4'), the 'SQ1' and the 'SQ4' subquestion correspondents from the second question will be excluded. In our screenshot, we can observe that only the unselected options in the first question and displayed in the second one.
This example can be downloaded from the following link: Limesurvey_group_array_filter_exclude.zip. Import this question group into your LimeSurvey installation.
Array filter style (array_filter_style)
Description
This function allows you to choose how the array filtered subquestions are displayed. They can either be "hidden" or "disabled".
To learn how to filter subquestions, please read the following wiki section.Available options
- Hidden (default) - if this option is selected, then the previously selected subquestions will not be displayed in the second question.
- Disabled - if this option is selected, then the previously selected subquestions will be greyed out and become unselectable.
Example
If you wish to use the "disabled" option, then the previously selected subquestions will be displayed like this:
Randomization group name (random_group)
Description
It places the questions into a specified randomization group, all questions included in the specified group being displayed in a random order to the survey respondents.
You can find a sample survey using randomization group name in ExpressionScript sample survey.
Valid values
Just enter any string you like (for example: 'group1'). All question which have set the same string within the randomization group name box will have their place in the survey randomized (=randomly exchanged among each other).
Preview
To preview the questions use the preview survey instead of the preview question group function, as the second has been reported to not show the questions in a randomized order.
Question validation equation (em_validation_q)
Description
This is an equation that is used to validate the entire question (e.g, all of its parts collectively for a multi-answer question). If the question fails the validation criteria, then em_validation_q_tip message will be displayed (it uses the CSS style .error). This tip uses the .em_q_fn_validation CSS style, which is hidden by default within template.css.
The main difference between this feature and the subquestion validation equations (em_validation_sq option) is that for this feature, if the question (or question parts) fail validation, then an error message could be shown. For the subquestion validation, each text entry cell (e.g., in an array question type, but it can also be applied to single entry question types) will be styled so that the background color is (light) red.
Valid values
- Any equation that makes use of the ExpressionScript syntax, without surrounding curly braces.
Example
- You want to collect demographic information from users via a multiple short text question, and you want to validate that the user has entered a valid email address and phone number.
This example shows how the question looks with invalid answers:
And here is what it looks like with one invalid answer:
Here is how you edit a question to enter that information:
And here is part of the Show Logic File output that lets you check the accuracy of your expression and ensure that there are no syntax errors:
As you can see, the validation equation tests that both the email and phone number are either empty or match a regular expression filter.
The validation tip only shows the warning message if the phone or email appears invalid.
If you wish to import the example from above into your LimeSurvey installation, download the following .lsq file: Em_validation_q_example.zip.
Tip for whole question validation equation (em_validation_q_tip)
Description
If you are using the question validation equation, you can use this box in order to display an optional message as question tip on how the question has to be filled out.
Valid values
- Any string or equation that makes use of the ExpressionScript syntax.
Example
See the example from the question validation equation wiki section- it shows how the tip can be tailored to show which parts of a multiple short text question fail the validation criteria.
Sub-question validation equation (em_validation_sq)
Description
This is an equation that is used to validate each subquestion (text field) individually. Any text field that does not pass these validation conditions will have its background color turned pink (using the .em_sq_fn_validation CSS style) to highlight the error. Note that this is available in addition to the regular expression-based validation option.
Valid values
Any equation that makes use of the ExpressionScript syntax, without surrounding curly braces.
Examples
For example, if you want to allow only numbers that are a multiple of 3 as answers, the equation would be:
(this / 3) == floor(this/3)
The reserved variable this is automatically replaced by a reference to the active text entry cell.
Tip for sub-question validation equation (em_validation_sq_tip)
Description
If you are using em_validation_sq, this is an optional message/tip that will be displayed if the introduced answer is incorrect.
Valid values
- Any string
Example
- Continuing the example of validating emails, the tip might be "Please enter valid email addresses."
Other
Insert page break in printable view (page_break)
Description
This attribute is only active when you actually print a survey from the Printable View. It forces a page break before the question.
Available options
- On
- Off (default)
SPSS export scale type (scale_export)
Description
This is used for SPSS export only. This attribute overrides the default scale guessed by SPSS. To learn what the different measurement scales do, please read the related SPSS documentation.
Available options
- Default (default)
- Nominal
- Ordinal
- Scale
Statistics
Show in public statistics (public_statistics)
Description
This attribute allows the survey administrator to chose if a particular question results should be displayed to the survey participants after they submitted the survey.
Note: To have the statistics displayed on the last page, do not forget to enable this functionality from the presentation & navigation settings. Otherwise, no statistics link will be displayed at the end of your survey.The default setting for each question is 'Off' (=Do not show the question statistics to the respondents). You have to enable this for every single question if you want to show the survey statistics of that (those) particular question(s) to the survey participants after the survey submission.
Available options
- On
- Off (default)
Display chart (display_chart)
Description
This attribute allows the survey administrator to choose if a chart that contains the question results should be displayed to the survey participants after they filled out the survey.
Note: To have the chart displayed on the last page, you have to enable the following options:
- public statistics survey setting from the presentation & navigation settings
- show graphs survey setting from the presentation & navigation settings
- public statistics question attribute, and
- display chart question attribute.
Available options
- On
- Off (default)
Chart type (chart_type)
Description
This attribute allows the survey administrator to choose which type of chart will be displayed to the respondent once he/she finished filling out the survey.
Note: Do not forget to change the question and survey settings in order to have the charts displayed at the end on the survey. For more details, check the wiki section on the display chart question attribute.Available options
- Bar chart
- Pie chart
- Radar
- Line
- PolarArea
- Doughnut