javascript - How can I implement the array feature in a select menu? -

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so using questionnaire multiple select lists, classify our users different groups of 5, , working on algorithm out them different groups. having trouble select list, not sure how store selected value arrays. how can use/implement array feature in questionnaire?

(sorry thepoorly constructed question, kind of new in programming language business)

p.s. i'm using dreamweaver cs6 construct entire website including questionnaire, , here's 1 of question using in questionnaire

< p >what time zone in?                 < select name="select" id="select">          <option value="0">gmt -12</option>              ....          <option value="23">gmt +11 </option>          <option value="0">gmt +12 </option>       </select> < /p >

add [] name.

<select name="select[]" id="select">

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