質問編集履歴
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コード修正
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仕組みは、先祖番号を連結した疑似的な入れ子によって親子関係とし、親の「open」クリック後にその子がスライダー表示される。というものです。
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Sample:[https://jsfiddle.net/
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Sample:[https://jsfiddle.net/nd6jser0/](https://jsfiddle.net/nd6jser0/)
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空の``ancestor=""``に先祖番号が連結され、子がいる場合にのみ「open」ボタンが表示される仕組みです。
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```html
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<div class="alllists">
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<ul>
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<li>
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<div id="post-7" class="list" parent="0" ancestor="">X家
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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<ul class="childrens">
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<li>
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<div id="post-39" class="list" parent="7" ancestor="">A
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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</li>
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</ul>
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</li>
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<li>
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<div id="post-157" class="list" parent="0" ancestor="">Y家
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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<ul class="childrens">
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<li>
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<div id="post-200" class="list" parent="157" ancestor="">B
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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</li>
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<li>
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<div id="post-354" class="list" parent="157" ancestor="">C
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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</li>
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<li>
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<div id="post-365" class="list" parent="354" ancestor="">D(Cの子)
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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</li>
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<li>
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<div id="post-503" class="list" parent="365" ancestor="">E(Dの子)
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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</li>
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<li>
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<div id="post-514" class="list" parent="503" ancestor="">F(Eの子)
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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</li>
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</ul>
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</li>
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<li>
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<div id="post-705" class="list" parent="0" ancestor="">Z家
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<span class="my_post_num"></span><span class="my_ancestor_num"></span>
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</div>
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</li>
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</ul>
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</div>
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```
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エラーの箇所はJavaScriptの8行目です。
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```javascript
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//➀先祖番号の連結
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function getParentNums(list) {
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var parent_num = list.attr('parent');
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if (parent_num == "0") {
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return ["0"];
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}
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var parent = $("#post-" + parent_num);
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var parent_nums = getParentNums(parent);
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parent_nums.push(parent_num);
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return parent_nums;
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}
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$('.list').each(function() {
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var my_post_num = $(this).attr('id').split('-')[1];
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var list = $(this);
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var parents = getParentNums(list);
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var my_ancestor_num = parents.join('-');
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list.attr('ancestor',my_ancestor_num);
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//確認のための表示
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$(this).find('.my_post_num').text(my_post_num);
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$(this).find('.my_ancestor_num').text(my_ancestor_num);
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});
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//➁子がいたらボタンを表示
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var parents = [];
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$(".list").each(function() {
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var parent_num = $(this).attr('parent');
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parents.push( parent_num );
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});
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$(".list").each(function() {
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var my_post_num = $(this).attr('id').split('-')[1];
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if (parents.indexOf(my_post_num) >= 0){
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$(this).append('<button class="opento">open</button>');
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}
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});
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//➂openボタンをクリックしたら
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$('body').on("click",".opento",function(){
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//ボタン表示を切り替えて
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$(this).removeClass('opento').addClass('closeto').text('close');
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//子リストを開く
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var click_post_num = $(this).closest('.list').attr('id').split('-')[1];
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var click_ancestor_num = $(this).closest('.list').attr('ancestor');
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var child_ancestor_num = click_ancestor_num+'-'+click_post_num;
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$(".list").each(function() {
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var ancestor_num = $(this).attr('ancestor');
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if (ancestor_num == child_ancestor_num){
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$(this).closest('li').slideDown();
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}
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});
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});
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//➃closeボタンをクリックしたら
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$('body').on("click",".closeto",function(){
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//ボタン表示を切り替えて
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$(this).removeClass('closeto').addClass('opento').text('open');
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//子リストを閉じる
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var click_post_num = $(this).closest('.list').attr('id').split('-')[1];
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var click_ancestor_num = $(this).closest('.list').attr('ancestor');
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var child_ancestor_num = click_ancestor_num+'-'+click_post_num;
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$(".list").each(function() {
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var ancestor_num = $(this).attr('ancestor');
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if (ancestor_num.match(child_ancestor_num)){
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$(this).closest('li').slideUp();
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$(this).closest('li').find('.closeto').removeClass('closeto').addClass('opento').text('open');
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}
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});
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});
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```
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```javascript
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//➀先祖番号の連結
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function getParentNums(list) {
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var parent_num = list.attr('parent');
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if (parent_num == "0") {
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return ["0"];
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}
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var parent = $("#post-" + parent_num);
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var parent_nums = getParentNums(parent);
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parent_nums.push(parent_num);
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return parent_nums;
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}
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$('.list').each(function() {
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var my_post_num = $(this).attr('id').split('-')[1];
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var list = $(this);
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var parents = getParentNums(list);
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var my_ancestor_num = parents.join('-');
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list.attr('ancestor',my_ancestor_num);
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//確認のための表示
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$(this).find('.my_post_num').text(my_post_num);
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$(this).find('.my_ancestor_num').text(my_ancestor_num);
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});
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//➁子がいたらボタンを表示
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var parents = [];
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$(".list").each(function() {
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var parent_num = $(this).attr('parent');
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parents.push( parent_num );
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});
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$(".list").each(function() {
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var my_post_num = $(this).attr('id').split('-')[1];
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if (parents.indexOf(my_post_num) >= 0){
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$(this).append('<button class="opento">open</button>');
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//➂openボタンをクリックしたら
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$('body').on("click",".opento",function(){
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//ボタン表示を切り替えて
|
246
|
-
|
247
|
-
$(this).removeClass('opento').addClass('closeto').text('close');
|
248
|
-
|
249
|
-
|
250
|
-
|
251
|
-
//子リストを開く
|
252
|
-
|
253
|
-
var click_post_num = $(this).closest('.list').attr('id').split('-')[1];
|
254
|
-
|
255
|
-
var click_ancestor_num = $(this).closest('.list').attr('ancestor');
|
256
|
-
|
257
|
-
var child_ancestor_num = click_ancestor_num+'-'+click_post_num;
|
258
|
-
|
259
|
-
$(".list").each(function() {
|
260
|
-
|
261
|
-
var ancestor_num = $(this).attr('ancestor');
|
262
|
-
|
263
|
-
if (ancestor_num == child_ancestor_num){
|
264
|
-
|
265
|
-
$(this).closest('li').slideDown();
|
266
|
-
|
267
|
-
}
|
268
|
-
|
269
|
-
});
|
270
|
-
|
271
|
-
|
272
|
-
|
273
|
-
});
|
274
|
-
|
275
|
-
|
276
|
-
|
277
|
-
|
278
|
-
|
279
|
-
//➃closeボタンをクリックしたら
|
280
|
-
|
281
|
-
$('body').on("click",".closeto",function(){
|
282
|
-
|
283
|
-
|
284
|
-
|
285
|
-
//ボタン表示を切り替えて
|
286
|
-
|
287
|
-
$(this).removeClass('closeto').addClass('opento').text('open');
|
288
|
-
|
289
|
-
|
290
|
-
|
291
|
-
//子リストを閉じる
|
292
|
-
|
293
|
-
var click_post_num = $(this).closest('.list').attr('id').split('-')[1];
|
294
|
-
|
295
|
-
var click_ancestor_num = $(this).closest('.list').attr('ancestor');
|
296
|
-
|
297
|
-
var child_ancestor_num = click_ancestor_num+'-'+click_post_num;
|
298
|
-
|
299
|
-
$(".list").each(function() {
|
300
|
-
|
301
|
-
var ancestor_num = $(this).attr('ancestor');
|
302
|
-
|
303
|
-
if (ancestor_num.match(child_ancestor_num)){
|
304
|
-
|
305
|
-
$(this).closest('li').slideUp();
|
306
|
-
|
307
|
-
$(this).closest('li').find('.closeto').removeClass('closeto').addClass('opento').text('open');
|
308
|
-
|
309
|
-
}
|
310
|
-
|
311
|
-
});
|
312
|
-
|
313
|
-
|
314
|
-
|
315
|
-
});
|
316
|
-
|
317
|
-
|
318
|
-
|
319
|
-
```
|
320
|
-
|
321
319
|
長くなってしまい申し訳ございませんが、どうすれば親子の数が増えても``var parent_nums = getParentNums(parent);``の部分でエラーが出ないようになるかについて、ご意見頂ければ幸いです。
|
322
320
|
|
323
321
|
どうぞ宜しくお願い致します。
|
1
コード修正
test
CHANGED
File without changes
|
test
CHANGED
@@ -18,7 +18,7 @@
|
|
18
18
|
|
19
19
|
|
20
20
|
|
21
|
-
Sample:[https://jsfiddle.net/
|
21
|
+
Sample:[https://jsfiddle.net/he6pLufa/](https://jsfiddle.net/he6pLufa/)
|
22
22
|
|
23
23
|
|
24
24
|
|
@@ -64,22 +64,12 @@
|
|
64
64
|
|
65
65
|
<div id="post-39" class="list" parent="7" ancestor="">A
|
66
66
|
|
67
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
67
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
68
68
|
|
69
69
|
</div>
|
70
70
|
|
71
71
|
</li>
|
72
72
|
|
73
|
-
<li>
|
74
|
-
|
75
|
-
<div id="post-590" class="list" parent="7" ancestor="">H
|
76
|
-
|
77
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
78
|
-
|
79
|
-
</div>
|
80
|
-
|
81
|
-
</li>
|
82
|
-
|
83
73
|
</ul>
|
84
74
|
|
85
75
|
</li>
|
@@ -90,7 +80,7 @@
|
|
90
80
|
|
91
81
|
<div id="post-157" class="list" parent="0" ancestor="">Y家
|
92
82
|
|
93
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
83
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
94
84
|
|
95
85
|
</div>
|
96
86
|
|
@@ -100,7 +90,7 @@
|
|
100
90
|
|
101
91
|
<div id="post-200" class="list" parent="157" ancestor="">B
|
102
92
|
|
103
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
93
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
104
94
|
|
105
95
|
</div>
|
106
96
|
|
@@ -110,7 +100,7 @@
|
|
110
100
|
|
111
101
|
<div id="post-354" class="list" parent="157" ancestor="">C
|
112
102
|
|
113
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
103
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
114
104
|
|
115
105
|
</div>
|
116
106
|
|
@@ -120,7 +110,17 @@
|
|
120
110
|
|
121
111
|
<div id="post-365" class="list" parent="354" ancestor="">D(Cの子)
|
122
112
|
|
123
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
113
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
114
|
+
|
115
|
+
</div>
|
116
|
+
|
117
|
+
</li>
|
118
|
+
|
119
|
+
<li>
|
120
|
+
|
121
|
+
<div id="post-503" class="list" parent="365" ancestor="">E(Dの子)
|
122
|
+
|
123
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
124
124
|
|
125
125
|
</div>
|
126
126
|
|
@@ -128,43 +128,13 @@
|
|
128
128
|
|
129
129
|
<li>
|
130
130
|
|
131
|
-
<div id="post-651" class="list" parent="354" ancestor="">I(Cの子)
|
132
|
-
|
133
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
134
|
-
|
135
|
-
</div>
|
136
|
-
|
137
|
-
</li>
|
138
|
-
|
139
|
-
<li>
|
140
|
-
|
141
|
-
<div id="post-503" class="list" parent="365" ancestor="">E(Dの子)
|
142
|
-
|
143
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
144
|
-
|
145
|
-
</div>
|
146
|
-
|
147
|
-
</li>
|
148
|
-
|
149
|
-
<li>
|
150
|
-
|
151
131
|
<div id="post-514" class="list" parent="503" ancestor="">F(Eの子)
|
152
132
|
|
153
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
133
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
154
|
-
|
134
|
+
|
155
|
-
</div>
|
135
|
+
</div>
|
156
|
-
|
136
|
+
|
157
|
-
</li>
|
137
|
+
</li>
|
158
|
-
|
159
|
-
<li>
|
160
|
-
|
161
|
-
<div id="post-518" class="list" parent="503" ancestor="">F(Eの子)
|
162
|
-
|
163
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
164
|
-
|
165
|
-
</div>
|
166
|
-
|
167
|
-
</li>
|
168
138
|
|
169
139
|
</ul>
|
170
140
|
|
@@ -176,7 +146,7 @@
|
|
176
146
|
|
177
147
|
<div id="post-705" class="list" parent="0" ancestor="">Z家
|
178
148
|
|
179
|
-
<span class="my_post_num"></span><span class="my_ancestor_num"></span>
|
149
|
+
<span class="my_post_num">4</span><span class="my_ancestor_num"></span>
|
180
150
|
|
181
151
|
</div>
|
182
152
|
|