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selectBox 1

[jQuery] Select Box ํŠน์ • ์˜ต์…˜ ์„ ํƒ์‹œ show / hide

์ „์ฒด ์˜ต์…˜1 ์˜ต์…˜2 ์˜ต์…˜3 1. Select Box 'id'๋กœ ์ ‘๊ทผํ•˜์—ฌ ์„ ํƒ๋œ ๊ฐ’ ์ฝ๊ธฐ $("#selectBox option:selected").val(); 2. Select Box 'name'์œผ๋กœ ์ ‘๊ทผํ•˜์—ฌ ์„ ํƒ๋œ ๊ฐ’ ์ฝ๊ธฐ $("select[name=selectBox]").val(); 3. Select Box ์„ ํƒํ•œ ์˜ต์…˜ 'index' ๊ฐ’ ์–ป๊ธฐ $("#selectBox option").index($("#selectBox option:selected")); 4. Select Box ํŠน์ • ์˜ต์…˜ ์„ ํƒ์‹œ div show/hide ์…€๋ ‰ํŠธ ๋ฐ•์Šค ์˜ต์…˜ ์„ ํƒ ์‹œ ์›ํ•˜๋Š” ์˜ต์…˜์— ์กฐ๊ฑด์„ ์ฃผ๊ณ  ๊ทธ ์กฐ๊ฑด์ด ๋งž๋‹ค๋ฉด div ๋””์ž์ธ ๋ณด์ด๊ธฐ ์ˆจ๊ธฐ๊ธฐ $(document).ready(function() { $('#selectBox')...

js 2021.02.04
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