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| <!DOCTYPE html> | |
| <!-- | |
| 1. 二次元配列を作成して、九九データの代入を行い、その後の表示は分けて作成する。 | |
| --> | |
| <table id="multiplication" border = "1"></table> | |
| <script> | |
| (function main(){ | |
| var MAX = 9; | |
| var data = createArrayData(); | |
| var table = document.getElementById("multiplication"); | |
| var caption = document.createElement("caption"); | |
| caption.appendChild(document.createTextNode("かけ算九九表")); | |
| table.appendChild(caption); | |
| for (var row = 0; row < MAX; row++){ | |
| var tr = document.createElement("tr"); | |
| for (var col = 0; col < MAX; col++){ | |
| tr.appendChild(createCell(data[row][col])); | |
| } | |
| table.appendChild(tr); | |
| } | |
| })(); | |
| function createArrayData(){ | |
| var multiArray = []; | |
| var MAX = 9; | |
| for (var i = 0; i < MAX; i++){ | |
| var tempArray = []; | |
| for (var j = 0; j < MAX; j++){ | |
| tempArray[j] = padding((i+1) * (j+1)); | |
| } | |
| multiArray.push(tempArray); | |
| } | |
| return multiArray; | |
| } | |
| function createCell(value){ | |
| var td = document.createElement("td"); | |
| td.appendChild(document.createTextNode(value)); | |
| return td; | |
| } | |
| function padding(value){ | |
| return ("0".concat(value).substr(-2)); | |
| } | |
| </script> |
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