回答編集履歴
1
調整
test
CHANGED
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@@ -17,3 +17,49 @@
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17
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</div>
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</form>
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```
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20
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+
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21
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＃ 調整版
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22
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同じページに複数セレクトボックスがある場合、idはつけないでください
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23
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```javascript
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24
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<script>
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window.addEventListener('DOMContentLoaded', ()=>{
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const elems=[...document.querySelectorAll('[name=sel] option:not([value=""])')].filter(x=>new RegExp(x.value).test(location.pathname));
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if(elems) elems.forEach(x=>x.selected=true);
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});
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</script>
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<form>
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<select name="sel">
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32
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<option value="">都道府県を選ぶ</option>
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<option value="/hokkaido">北海道</option>
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<option value="/aomori">青森県</option>
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35
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<option value="/akita">秋田県</option>
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</select>
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<div class="jump">
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<input onclick="top.location.href=this.form.querySelector('[name=sel]').value" type="button" value="詳細ページへ">
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</div>
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40
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</form>
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<hr>
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<form>
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<select name="sel">
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<option value="">都道府県を選ぶ</option>
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45
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<option value="/hokkaido">北海道</option>
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46
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<option value="/aomori">青森県</option>
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47
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<option value="/akita">秋田県</option>
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48
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</select>
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49
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<div class="jump">
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50
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<input onclick="top.location.href=this.form.querySelector('[name=sel]').value" type="button" value="詳細ページへ">
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51
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</div>
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</form>
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<hr>
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54
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<form>
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<select name="sel">
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<option value="">都道府県を選ぶ</option>
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57
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<option value="/hokkaido">北海道</option>
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58
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<option value="/aomori">青森県</option>
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59
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<option value="/akita">秋田県</option>
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60
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</select>
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61
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<div class="jump">
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<input onclick="top.location.href=this.form.querySelector('[name=sel]').value" type="button" value="詳細ページへ">
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63
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</div>
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64
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</form>
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65
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```
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