編集履歴

質問編集履歴

コードの編集

2019/02/02 06:39

投稿

スコア87

test CHANGED Viewed

	@@ -1 +1 @@
1	- Jvascript: val~~()で取り出した値~~を使う方法
1	+ Jvascript: input内のvalueを使う方法

test CHANGED Viewed

@@ -29,6 +29,8 @@
 ```html
 <p>現在の設定状況<br>
+var name_start = document.getElementById('#sample').value;
 <% @r_start.each do |start_times| %>
@@ -82,9 +84,9 @@
 **追記**
-rubyの変数を直接、jsに入れる事ができないと調べたらわかったので、一旦変数の中身をinputに表示させてval()でvalueの値を取得することにしました。
+rubyの変数を直接、jsに入れる事ができないと調べたらわかったので、一旦変数の中身をinputに表示させてvalueの値を取得することにしました。
-val()でinputの中身を取得する事はできたのですが、
+値は取得できたのですが、それを入れたい部分に記述する方法が分かりません。
 ### 補足情報（FW/ツールのバージョンなど）

質問の変更

2019/02/02 06:38

投稿

rails_ruby

スコア87

test CHANGED Viewed

	@@ -1 +1 @@
1	- Jvascript: ~~new D~~a~~teにデータ~~を~~埋め込む~~方法
1	+ Jvascript: val()で取り出した値を使う方法

test CHANGED Viewed

@@ -4,239 +4,49 @@
 開発する中で、一部のコードをJavascriptで書くことになり、JS内にデータを埋め込みたいです。
+下記のコードのval()のあたりを入れたい。
+```
-■■な機能を実装中に以下のエラーメッセージが発生しました。
+begin = new Date (Date.UTC (1970,0,1, 9,00)),//ここの**9,00**にval()の値を入れたい
+```
-### 発生している問題・エラーメッセージ
+inputのvalueに入っている値は12:00になります。
-データはrubyの変数に代入されているのでそれをJSに埋め込むと、jsで書いたコードが動かなくなります。
-```
+### 該当のソースコード
+```ruby
-begin = new Date (Date.UTC (<%= @r_start %>)),//列のスタート時間
+@r_start = VBookEnd.all
 ```
-### 該当のソースコード
 ```html
+<p>現在の設定状況<br>
-<div id="calendar"></div>
+<% @r_start.each do |start_times| %>
+<input name="sample" value="<%= start_times.end_time.strftime("%H:%M") %>", class='sample' readonly>
+<% end %>
 ```
 ```javascript
-<script>
-{
-  const
-    day_name = [ 'sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat'],
-    day_jname = ['Sun.', 'Mon.', 'Tue.', 'Wed.', 'Thu.', 'Fri.', 'Sat.'],
-    doc = document;
-  const
-    A = (e, ...a) => a.map (a => e.appendChild (doc.createElement (a))),
-    B = (d, n) => d.setDate (d.getDate () + n),
-    C = d => [d.getFullYear (), '年', d.getMonth () + 1 , '月'].join (''),
-    D = d => [('0' + d.getHours ()).slice (-2), ('0' + d.getMinutes ()).slice (-2)].join (':'),
-    E = (e, d) => {
-      let
-        [a,,b] = A (e, 'label', 'br', 'label'),
-        w = d.getDay () ;
-      a.textContent = d.getDate ();
-      b.textContent = day_jname[w];
-      e.classList.add (day_name[w]);
-    },
-    F = d => {
-      let m = d.getMonth ();
-      return [0,31,59,90,120,151,181,212,243,273,304,334][m] + d.getDate() - 1 +
-      (new Date (d.getFullYear (), m + 1,0) === 29 && 0 < m);
-    },
-    G = ary => ary.reduce ((a, b) => {
-        let
-          c = typeof b === 'string' ? new Date (b +':00.000+09:00'): b,
-          d = D (c);
-        if (! (d in a)) a[d] = [];
-        a[d][F(c)] = true;
-        return a;
-      }, { })
-    ,
-    H = d => new Date (d.getFullYear (), d.getMonth (), d.getDate ()),
-    I = d => [('0' + d.getUTCHours ()).slice (-2), ('0' + d.getUTCMinutes ()).slice (-2)].join (':')
-    ;
-  class Shedule {
-    constructor (date = new Date, range = 7, plan = []) {
-      this.current = H (date);
-      this.date = H (date);
-      this.range = range;
-      this.plan = G (plan);
-      this.table = document.createElement ('table');
-      this.remake ();
-    }
-    add (day = this.range) {
-      let d = H (this.current);
-      d.setDate (d.getDate () + day);
-      if (+this.date <= +d) {
-        this.current = d;
-        this.remake ();
-      }
-    }
-    remake () {
-      this.prev_btn = this.next_btn = null;
-      let t = this.table;
-      [...t.childNodes].forEach (e => e.remove ());
-      let
-        h = t.createTHead (),
-        tr0 = h.insertRow (-1),
-        tr1 = h.insertRow (-1),
-        d = H (this.current),
-        s = tr0.insertCell (-1),
-        c = 1,
-        m = d.getMonth ();
-      for (let i = 0; i < this.range; i++, c++, B (d, 1)) {
-        let td = tr1.insertCell (-1);
-        if (m !== d.getMonth ()) {
-          s.colSpan = c - 1;
-          s = tr0.insertCell (-1);
-          m = d.getMonth ();
-          c = 1;
-        }
-        s.textContent = C (d);
-        E (td, d);
-      }
-      s.colSpan = c - 1;
-      let e = tr0.insertCell (0);
-      e.textContent = '前の一週間';
-      e.classList.add ('button');
-      e.rowSpan = 2;
-      this.prev_btn = e;
-      e = tr0.insertCell (-1);
-      e.textContent = '次の一週間';
-      e.classList.add ('button');
-      e.rowSpan = 2;
-      this.next_btn = e;
       //__
       let
-        begin = new Date (Date.UTC (<%= @r_start %>)),//列のスタート時間
+        begin = new Date (Date.UTC (1970,0,1, 9,00)),//ここにval()の値を入れたい
-        end   = new Date (Date.UTC (<%= @r_finish %>))),//列の終了時間
+        end   = new Date (Date.UTC (1970,0,1, 24,30)),//列の終了時間
         step  = new Date (Date.UTC (1970,0,1, 0,30)),//列の感覚調整時間
@@ -245,154 +55,6 @@
         rst = [ ];
-      for (let d = begin; d < end; d = new Date (+step + (+d))) {
-        let
-          a = new Array (this.rangi),
-          b = I (d),
-          c = this.plan[b] || [];
-        for (let i = 0; i < this.range; i++)
-          a[i] = c[o + i] ? '-' : '◎';
-        rst.push ([b, ...a, b]);
-      }
-     let [tb] = A (t, 'tbody');
-     rst.forEach (r => {
-       let tr = tb.insertRow (-1);
-       r.forEach (c => tr.insertCell (-1).textContent = c)
-     });
-    }
-    handleEvent ({target: t}) {
-      if (t === this.prev_btn) this.add (-this.range);
-      if (t === this.next_btn) this.add (this.range);
-    }
-  }
-  this.Shedule = Shedule;
-}
-const BUSY = [
-  '2019-02-12T10:00',
-  '2019-02-12T10:30',
-  '2019-02-13T10:00',
-  '2019-02-02T10:00',
-  '2019-02-02T10:30',
-  '2019-02-03T10:00',
-  '2019-02-03T10:30',
-  '2019-02-09T10:00',
-  '2019-02-09T10:30',
-  '2019-02-09T23:30'
-];
-let a = new Shedule (new Date, 14, BUSY), {table: b} = a;
-document.querySelector ('#calendar').appendChild (b);
-b.addEventListener ('click', a, false);
-/*let c = new Shedule (new Date,7,BUSY), {table: d} = c;
-document.querySelector ('#calendar').appendChild (d);
-d.addEventListener ('click', c, false);*/
-var today = new Date();
-var year = today.getFullYear();
-var month = today.getMonth() + 1;
-var day = today.getDate();
-var tds = document.querySelectorAll('td');
-var yobi= new Array("日","月","火","水","木","金","土");
-document.getElementById('acdn-target').value = year+'年'+month+'月'+ day+'日 '+yobi[day]+'曜日';
-document.querySelector('#calendar').addEventListener('click', event => {
-  const target = event.target;
-  if (target.nodeName.toLowerCase() !== 'td') {
-    return true;
-  }
-  const time = target.parentNode.cells[0].textContent;
-  const table = target.closest('table');
-  const date = table.tHead.rows[1].cells[target.cellIndex - 1].textContent;
-  document.getElementById('acdn-target').value = year+'年'+ month + '月' + date + '日' +yobi[day]+'曜日'+ time;
-  return true;
-}, false);
-</script>
 ```
@@ -416,6 +78,14 @@
 ```erb```では<%= %>のようにすると表示させることがデータ内の情報を表示させることができるので、JSでも同じように書いてみたのですが表示させることが出来ませんでした。
+**追記**
+rubyの変数を直接、jsに入れる事ができないと調べたらわかったので、一旦変数の中身をinputに表示させてval()でvalueの値を取得することにしました。
+val()でinputの中身を取得する事はできたのですが、
 ### 補足情報（FW/ツールのバージョンなど）
 ruby on rails5.2 javascript myspl 2

コードの追記

2019/02/02 06:30

投稿

rails_ruby

スコア87

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -22,17 +22,377 @@
 ### 該当のソースコード
+```html
+<div id="calendar"></div>
+```
 ```javascript
-//~.html.erbファイルで書いています。
-begin = new Date (Date.UTC (<%= @r_start %>)),//列のスタート時間
-end   = new Date (Date.UTC (<%= @r_finish %>))),//列の終了時間
-step  = new Date (Date.UTC (1970,0,1, 0,30)),//列の感覚調整時間
+<script>
+{
+  const
+    day_name = [ 'sun', 'mon', 'tue', 'wed', 'thu', 'fri', 'sat'],
+    day_jname = ['Sun.', 'Mon.', 'Tue.', 'Wed.', 'Thu.', 'Fri.', 'Sat.'],
+    doc = document;
+  const
+    A = (e, ...a) => a.map (a => e.appendChild (doc.createElement (a))),
+    B = (d, n) => d.setDate (d.getDate () + n),
+    C = d => [d.getFullYear (), '年', d.getMonth () + 1 , '月'].join (''),
+    D = d => [('0' + d.getHours ()).slice (-2), ('0' + d.getMinutes ()).slice (-2)].join (':'),
+    E = (e, d) => {
+      let
+        [a,,b] = A (e, 'label', 'br', 'label'),
+        w = d.getDay () ;
+      a.textContent = d.getDate ();
+      b.textContent = day_jname[w];
+      e.classList.add (day_name[w]);
+    },
+    F = d => {
+      let m = d.getMonth ();
+      return [0,31,59,90,120,151,181,212,243,273,304,334][m] + d.getDate() - 1 +
+      (new Date (d.getFullYear (), m + 1,0) === 29 && 0 < m);
+    },
+    G = ary => ary.reduce ((a, b) => {
+        let
+          c = typeof b === 'string' ? new Date (b +':00.000+09:00'): b,
+          d = D (c);
+        if (! (d in a)) a[d] = [];
+        a[d][F(c)] = true;
+        return a;
+      }, { })
+    ,
+    H = d => new Date (d.getFullYear (), d.getMonth (), d.getDate ()),
+    I = d => [('0' + d.getUTCHours ()).slice (-2), ('0' + d.getUTCMinutes ()).slice (-2)].join (':')
+    ;
+  class Shedule {
+    constructor (date = new Date, range = 7, plan = []) {
+      this.current = H (date);
+      this.date = H (date);
+      this.range = range;
+      this.plan = G (plan);
+      this.table = document.createElement ('table');
+      this.remake ();
+    }
+    add (day = this.range) {
+      let d = H (this.current);
+      d.setDate (d.getDate () + day);
+      if (+this.date <= +d) {
+        this.current = d;
+        this.remake ();
+      }
+    }
+    remake () {
+      this.prev_btn = this.next_btn = null;
+      let t = this.table;
+      [...t.childNodes].forEach (e => e.remove ());
+      let
+        h = t.createTHead (),
+        tr0 = h.insertRow (-1),
+        tr1 = h.insertRow (-1),
+        d = H (this.current),
+        s = tr0.insertCell (-1),
+        c = 1,
+        m = d.getMonth ();
+      for (let i = 0; i < this.range; i++, c++, B (d, 1)) {
+        let td = tr1.insertCell (-1);
+        if (m !== d.getMonth ()) {
+          s.colSpan = c - 1;
+          s = tr0.insertCell (-1);
+          m = d.getMonth ();
+          c = 1;
+        }
+        s.textContent = C (d);
+        E (td, d);
+      }
+      s.colSpan = c - 1;
+      let e = tr0.insertCell (0);
+      e.textContent = '前の一週間';
+      e.classList.add ('button');
+      e.rowSpan = 2;
+      this.prev_btn = e;
+      e = tr0.insertCell (-1);
+      e.textContent = '次の一週間';
+      e.classList.add ('button');
+      e.rowSpan = 2;
+      this.next_btn = e;
+      //__
+      let
+        begin = new Date (Date.UTC (<%= @r_start %>)),//列のスタート時間
+        end   = new Date (Date.UTC (<%= @r_finish %>))),//列の終了時間
+        step  = new Date (Date.UTC (1970,0,1, 0,30)),//列の感覚調整時間
+        o = F (this.current),
+        rst = [ ];
+      for (let d = begin; d < end; d = new Date (+step + (+d))) {
+        let
+          a = new Array (this.rangi),
+          b = I (d),
+          c = this.plan[b] || [];
+        for (let i = 0; i < this.range; i++)
+          a[i] = c[o + i] ? '-' : '◎';
+        rst.push ([b, ...a, b]);
+      }
+     let [tb] = A (t, 'tbody');
+     rst.forEach (r => {
+       let tr = tb.insertRow (-1);
+       r.forEach (c => tr.insertCell (-1).textContent = c)
+     });
+    }
+    handleEvent ({target: t}) {
+      if (t === this.prev_btn) this.add (-this.range);
+      if (t === this.next_btn) this.add (this.range);
+    }
+  }
+  this.Shedule = Shedule;
+}
+const BUSY = [
+  '2019-02-12T10:00',
+  '2019-02-12T10:30',
+  '2019-02-13T10:00',
+  '2019-02-02T10:00',
+  '2019-02-02T10:30',
+  '2019-02-03T10:00',
+  '2019-02-03T10:30',
+  '2019-02-09T10:00',
+  '2019-02-09T10:30',
+  '2019-02-09T23:30'
+];
+let a = new Shedule (new Date, 14, BUSY), {table: b} = a;
+document.querySelector ('#calendar').appendChild (b);
+b.addEventListener ('click', a, false);
+/*let c = new Shedule (new Date,7,BUSY), {table: d} = c;
+document.querySelector ('#calendar').appendChild (d);
+d.addEventListener ('click', c, false);*/
+var today = new Date();
+var year = today.getFullYear();
+var month = today.getMonth() + 1;
+var day = today.getDate();
+var tds = document.querySelectorAll('td');
+var yobi= new Array("日","月","火","水","木","金","土");
+document.getElementById('acdn-target').value = year+'年'+month+'月'+ day+'日 '+yobi[day]+'曜日';
+document.querySelector('#calendar').addEventListener('click', event => {
+  const target = event.target;
+  if (target.nodeName.toLowerCase() !== 'td') {
+    return true;
+  }
+  const time = target.parentNode.cells[0].textContent;
+  const table = target.closest('table');
+  const date = table.tHead.rows[1].cells[target.cellIndex - 1].textContent;
+  document.getElementById('acdn-target').value = year+'年'+ month + '月' + date + '日' +yobi[day]+'曜日'+ time;
+  return true;
+}, false);
+</script>
 ```