/* * 默認轉換實現函數，如果需要其他功能，需自行擴展 * 參數： * tableID : HTML中Table對象id屬性值 * 詳細用法參見以下 TableToExcel 對象定義 */ function saveAsExcel(tableID) {var tb = new TableToExcel(tableID);tb.setFontStyle("Courier New");tb.setFontSize(10);tb.setTableBorder(2);tb.setColumnWidth(7);tb.isLineWrap(true);tb.getExcelFile(); }/* * 功能：HTML中Table對象轉換為Excel通用對象. * 參數：tableID HTML中Table對象的ID屬性值 * 說明： * 能適應復雜的HTML中Table對象的自動轉換，能夠自動根據行列擴展信息 * 合并Excel中的單元格，客戶端需要安裝有Excel * 詳細的屬性、方法引用說明參見：Excel的Microsoft Excel Visual Basic參考 * 示范： * var tb = new TableToExcel('demoTable'); * tb.setFontStyle("Courier New"); * tb.setFontSize(10); //推薦取值10 * tb.setFontColor(6); //一般情況不用設置 * tb.setBackGround(4); //一般情況不用設置 * tb.setTableBorder(2); //推薦取值2 * tb.setColumnWidth(10); //推薦取值10 * tb.isLineWrap(false); * tb.isAutoFit(true); * * tb.getExcelFile(); * 如果設置了單元格自適應，則設置單元格寬度無效 * 版本：1.0 * BUG提交：QQ:18234348 或者 http://jeva.bokee.com */ function TableToExcel(tableID) {this.tableBorder = -1; //邊框類型，-1沒有邊框 可取1/2/3/4this.backGround = 0; //背景顏色：白色 可取調色板中的顏色編號 1/2/3/4....this.fontColor = 1; //字體顏色：黑色this.fontSize = 10; //字體大小this.fontStyle = "宋體"; //字體類型this.rowHeight = -1; //行高this.columnWidth = -1; //列寬this.lineWrap = true; //是否自動換行this.textAlign = -4108; //內容對齊方式 默認為居中this.autoFit = false; //是否自適應寬度this.tableID = tableID; }TableToExcel.prototype.setTableBorder = function (excelBorder) {this.tableBorder = excelBorder; };TableToExcel.prototype.setBackGround = function (excelColor) {this.backGround = excelColor; };TableToExcel.prototype.setFontColor = function (excelColor) {this.fontColor = excelColor; };TableToExcel.prototype.setFontSize = function (excelFontSize) {this.fontSize = excelFontSize; };TableToExcel.prototype.setFontStyle = function (excelFont) {this.fontStyle = excelFont; };TableToExcel.prototype.setRowHeight = function (excelRowHeight) {this.rowHeight = excelRowHeight; };TableToExcel.prototype.setColumnWidth = function (excelColumnWidth) {this.columnWidth = excelColumnWidth; };TableToExcel.prototype.isLineWrap = function (lineWrap) {if (lineWrap == false || lineWrap == true) {this.lineWrap = lineWrap;} };TableToExcel.prototype.setTextAlign = function (textAlign) {this.textAlign = textAlign; };TableToExcel.prototype.isAutoFit = function (autoFit) {if (autoFit == true || autoFit == false)this.autoFit = autoFit; } //文件轉換主函數 TableToExcel.prototype.getExcelFile = function () {var jXls, myWorkbook, myWorksheet, myHTMLTableCell, myExcelCell, myExcelCell2;var myCellColSpan, myCellRowSpan;try {jXls = new ActiveXObject('Excel.Application');}catch (e) {alert("無法啟動Excel!\n\n" + e.message + "\n\n如果您確信您的電腦中已經安裝了Excel，" + "那么請調整IE的安全級別。\n\n具體操作：\n\n" + "工具 → Internet選項 → 安全 → 自定義級別 → 對沒有標記為安全的ActiveX進行初始化和腳本運行 → 啟用");return false;}jXls.Visible = true;myWorkbook = jXls.Workbooks.Add();jXls.DisplayAlerts = false;myWorkbook.Worksheets(3).Delete();myWorkbook.Worksheets(2).Delete();jXls.DisplayAlerts = true;myWorksheet = myWorkbook.ActiveSheet;var readRow = 0, readCol = 0;var totalRow = 0, totalCol = 0;var tabNum = 0;//設置行高、列寬if (this.columnWidth != -1)myWorksheet.Columns.ColumnWidth = this.columnWidth;elsemyWorksheet.Columns.ColumnWidth = 7;if (this.rowHeight != -1)myWorksheet.Rows.RowHeight = this.rowHeight;//搜索需要轉換的Table對象，獲取對應行、列數var obj = document.all.tags("table");for (x = 0; x < obj.length; x++) {if (obj[x].id == this.tableID) {tabNum = x;totalRow = obj[x].rows.length;for (i = 0; i < obj[x].rows[0].cells.length; i++) {myHTMLTableCell = obj[x].rows(0).cells(i);myCellColSpan = myHTMLTableCell.colSpan;totalCol = totalCol + myCellColSpan;}}}//開始構件模擬表格var excelTable = new Array();for (i = 0; i <= totalRow; i++) {excelTable[i] = new Array();for (t = 0; t <= totalCol; t++) {excelTable[i][t] = false;}}//開始轉換表格 for (z = 0; z < obj[tabNum].rows.length; z++) {readRow = z + 1;readCol = 0;for (c = 0; c < obj[tabNum].rows(z).cells.length; c++) {myHTMLTableCell = obj[tabNum].rows(z).cells(c);myCellColSpan = myHTMLTableCell.colSpan;myCellRowSpan = myHTMLTableCell.rowSpan;for (y = 1; y <= totalCol; y++) {if (excelTable[readRow][y] == false) {readCol = y;break;}}if (myCellColSpan * myCellRowSpan > 1) {myExcelCell = myWorksheet.Cells(readRow, readCol);myExcelCell2 = myWorksheet.Cells(readRow + myCellRowSpan - 1, readCol + myCellColSpan - 1);myWorksheet.Range(myExcelCell, myExcelCell2).Merge();myExcelCell.HorizontalAlignment = this.textAlign;myExcelCell.Font.Size = this.fontSize;myExcelCell.Font.Name = this.fontStyle;myExcelCell.wrapText = this.lineWrap;myExcelCell.Interior.ColorIndex = this.backGround;myExcelCell.Font.ColorIndex = this.fontColor;if (this.tableBorder != -1) {myWorksheet.Range(myExcelCell, myExcelCell2).Borders(1).Weight = this.tableBorder;myWorksheet.Range(myExcelCell, myExcelCell2).Borders(2).Weight = this.tableBorder;myWorksheet.Range(myExcelCell, myExcelCell2).Borders(3).Weight = this.tableBorder;myWorksheet.Range(myExcelCell, myExcelCell2).Borders(4).Weight = this.tableBorder;}myExcelCell.Value = myHTMLTableCell.innerText;for (row = readRow; row <= myCellRowSpan + readRow - 1; row++) {for (col = readCol; col <= myCellColSpan + readCol - 1; col++) {excelTable[row][col] = true;}}readCol = readCol + myCellColSpan;} else {myExcelCell = myWorksheet.Cells(readRow, readCol);myExcelCell.Value = myHTMLTableCell.innerText;myExcelCell.HorizontalAlignment = this.textAlign;myExcelCell.Font.Size = this.fontSize;myExcelCell.Font.Name = this.fontStyle;myExcelCell.wrapText = this.lineWrap;myExcelCell.Interior.ColorIndex = this.backGround;myExcelCell.Font.ColorIndex = this.fontColor;if (this.tableBorder != -1) {myExcelCell.Borders(1).Weight = this.tableBorder;myExcelCell.Borders(2).Weight = this.tableBorder;myExcelCell.Borders(3).Weight = this.tableBorder;myExcelCell.Borders(4).Weight = this.tableBorder;}excelTable[readRow][readCol] = true;readCol = readCol + 1;}}}if (this.autoFit == true)myWorksheet.Columns.AutoFit;jXls.UserControl = true;jXls = null;myWorkbook = null;myWorksheet = null; };

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轉載于:https://www.cnblogs.com/alex-toni/p/5773732.html

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