回答編集履歴
2
誤字の修正
    
        answer	
    CHANGED
    
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         @@ -18,7 +18,7 @@ 
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       18 
18 
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                    const tr = document.createElement('tr');
         
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       19 
19 
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                    td_1.appendChild(document.createTextNode(count));
         
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       20 
20 
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                    td_2.appendChild(document.createTextNode(todoItem));
         
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       21 
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            -
                    td_3.appendChild( 
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 21 
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            +
                    td_3.appendChild(btn_1)
         
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       22 
22 
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                    tr.appendChild(td_1);
         
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       23 
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                    tr.appendChild(td_2);
         
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       24 
24 
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                    tr.appendChild(td_3);
         
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1
誤字の修正
    
        answer	
    CHANGED
    
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         @@ -11,7 +11,7 @@ 
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       11 
11 
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                todoItems.forEach((element,index,array) => {
         
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       12 
12 
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                    const btn_1 = document.createElement('button');
         
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       13 
13 
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                    const btn_2 = document.createElement('button');
         
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       14 
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            -
                     
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 14 
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                    btn_1.textContent = "作業中";
         
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       15 
15 
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                    const td_1 = document.createElement('td');
         
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       16 
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                    const td_2 = document.createElement('td');
         
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       17 
17 
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                    const td_3 = document.createElement('td');
         
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