使用tableExport.js导出数据出现科学计数法的问题解决
2017-07-04 10:56
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经常在使用导出excel格式的数据时,会出现格式错误;
修改前:
修改后:
修改关键位置:增加样式【mso-number-format:\”@\”;】
修改后的源码:(tableExport.js)
修改前:
修改后:
修改关键位置:增加样式【mso-number-format:\”@\”;】
修改后的源码:(tableExport.js)
/*The MIT License (MIT) Original work Copyright (c) 2014 https://github.com/kayalshri/ Modified work Copyright (c) 2015 https://github.com/hhurz/ Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.*/ (function($){ $.fn.extend({ tableExport: function(options) { var defaults = { csvSeparator: ',', csvEnclosure: '"', consoleLog: false, displayTableName: false, escape: false, excelstyles: [ 'border-bottom', 'border-top', 'border-left', 'border-right' ], fileName: 'tableExport', htmlContent: false, ignoreColumn: [], jspdf: { orientation: 'p', unit:'pt', format:'a4', margins: { left: 20, right: 10, top: 10, bottom: 10 }, autotable: { padding: 2, lineHeight: 12, fontSize: 8, tableExport: { onAfterAutotable: null, onBeforeAutotable: null, onTable: null } } }, onCellData: null, outputMode: 'file', // file|string|base64 tbodySelector: 'tr', theadSelector: 'tr', tableName: 'myTableName', type: 'csv', worksheetName: 'xlsWorksheetName' }; var options = $.extend(true, defaults, options); var el = this; var DownloadEvt = null; var rowspans = []; if(defaults.type == 'csv' || defaults.type == 'txt'){ // Header var tdData =""; var rowIndex = 0; $(el).find('thead').first().find(defaults.theadSelector).each(function() { tdData += "\n"; ForEachVisibleCell(this, 'th,td', rowIndex, function(cell, row, col) { tdData += csvString(cell, row, col) + defaults.csvSeparator; }); rowIndex++; tdData = $.trim(tdData); tdData = $.trim(tdData).substring(0, tdData.length -1); }); // Row vs Column $(el).find('tbody').first().find(defaults.tbodySelector).each(function() { trData = ""; ForEachVisibleCell(this, 'td', rowIndex, function(cell, row, col) { trData += csvString(cell, row, col) + defaults.csvSeparator; }); if (trData.length > defaults.csvSeparator.length) tdData += "\n" + trData; rowIndex++; //tdData = $.trim(tdData); tdData = $.trim(tdData).substring(0, tdData.length -1); }); tdData += "\n"; //output 4000 if(defaults.consoleLog === true) console.log(tdData); if(defaults.outputMode == 'string') return tdData; if(defaults.outputMode == 'base64') return base64encode(tdData); try { var blob = new Blob([(defaults.type == 'csv' ? '\ufeff' : '') + tdData], {type: "text/"+(defaults.type == 'csv' ? 'csv' : 'plain')+";charset=utf-8"}); saveAs (blob, defaults.fileName + '.' + defaults.type); } catch (e) { downloadFile(defaults.fileName + '.' + defaults.type, 'data:text/'+(defaults.type == 'csv' ? 'csv' : 'plain')+';charset=utf-8,' + (defaults.type == 'csv' ? '\ufeff' : '') + encodeURIComponent(tdData)); } }else if(defaults.type == 'sql'){ // Header var rowIndex = 0; var tdData ="INSERT INTO `"+defaults.tableName+"` ("; $(el).find('thead').first().find(defaults.theadSelector).each(function() { ForEachVisibleCell(this, 'th,td', rowIndex, function(cell, row, col) { tdData += "'" + parseString(cell, row, col) + "'," ; }); rowIndex++; tdData = $.trim(tdData); tdData = $.trim(tdData).substring(0, tdData.length -1); }); tdData += ") VALUES "; // Row vs Column $(el).find('tbody').first().find(defaults.tbodySelector).each(function() { trData = ""; ForEachVisibleCell(this, 'td', rowIndex, function(cell, row, col) { trData += "'" + parseString(cell, row, col) + "'," ; }); if (trData.length > 3){ tdData += "(" + trData; tdData = $.trim(tdData).substring(0, tdData.length -1); tdData += "),"; } rowIndex++; }); tdData = $.trim(tdData).substring(0, tdData.length -1); tdData += ";"; //output if(defaults.consoleLog === true) console.log(tdData); if(defaults.outputMode == 'string') return tdData; if(defaults.outputMode == 'base64') return base64encode(tdData); try { var blob = new Blob([tdData], {type: "text/plain;charset=utf-8"}); saveAs (blob, defaults.fileName + '.sql'); } catch (e) { downloadFile(defaults.fileName+'.sql', 'data:application/sql;charset=utf-8,' + encodeURIComponent(tdData)); } }else if(defaults.type == 'json'){ var jsonHeaderArray = []; $(el).find('thead').first().find(defaults.theadSelector).each(function() { var tdData =""; var jsonArrayTd = []; var rowIndex = 0; ForEachVisibleCell(this, 'th,td', rowIndex, function(cell, row, col) { jsonArrayTd.push(parseString(cell, row, col)); }); jsonHeaderArray.push(jsonArrayTd); rowIndex++; }); var jsonArray = []; $(el).find('tbody').first().find(defaults.tbodySelector).each(function() { var tdData =""; var jsonArrayTd = []; ForEachVisibleCell(this, 'td', rowIndex, function(cell, row, col) { jsonArrayTd.push(parseString(cell, row, col)); }); if (jsonArrayTd.length > 0 && (jsonArrayTd.length != 1 || jsonArrayTd[0] != "") ) jsonArray.push(jsonArrayTd); rowIndex++; }); var jsonExportArray =[]; jsonExportArray.push({header:jsonHeaderArray,data:jsonArray}); var sdata = JSON.stringify(jsonExportArray); if(defaults.consoleLog === true) console.log(sdata); if(defaults.outputMode == 'string') return sdata; var base64data = base64encode(sdata); if(defaults.outputMode == 'base64') return base64data; try { var blob = new Blob([sdata], {type: "application/json;charset=utf-8"}); saveAs (blob, defaults.fileName + '.json'); } catch (e) { downloadFile(defaults.fileName+'.json', 'data:application/json;charset=utf-8;base64,' + base64data); } }else if(defaults.type == 'xml'){ var rowIndex = 0; var xml = '<?xml version="1.0" encoding="utf-8"?>'; xml += '<tabledata><fields>'; // Header $(el).find('thead').first().find(defaults.theadSelector).each(function() { ForEachVisibleCell(this, 'th,td', rowIndex, function(cell, row, col) { xml += "<field>" + parseString(cell, row, col) + "</field>"; }); rowIndex++; }); xml += '</fields><data>'; // Row Vs Column var rowCount=1; $(el).find('tbody').first().find(defaults.tbodySelector).each(function() { var colCount=1; var rxml=""; ForEachVisibleCell(this, 'td', rowIndex, function(cell, row, col) { rxml += "<column-"+colCount+">"+parseString(cell, row, col)+"</column-"+colCount+">"; colCount++; }); if (rxml != "<column-1></column-1>"){ xml += '<row id="'+rowCount+'">' + rxml + '</row>'; rowCount++; } rowIndex++; }); xml += '</data></tabledata>' //output if(defaults.consoleLog === true) console.log(xml); if(defaults.outputMode == 'string') return xml; var base64data = base64encode(xml); if(defaults.outputMode == 'base64') return base64data; try { var blob = new Blob([xml], {type: "application/xml;charset=utf-8"}); saveAs (blob, defaults.fileName + '.xml'); } catch (e) { downloadFile(defaults.fileName+'.xml', 'data:application/xml;charset=utf-8;base64,' + base64data); } }else if(defaults.type == 'excel' || defaults.type == 'doc'){ //console.log($(this).html()); var rowIndex = 0; var excel="<table>"; // Header $(el).find('thead').first().find(defaults.theadSelector).each(function() { excel += "<tr>"; ForEachVisibleCell(this, 'th,td', rowIndex, function(cell, row, col) { if (cell != null) { excel += "<td style='"; for( var styles in defaults.excelstyles ) { if( defaults.excelstyles.hasOwnProperty(styles) ) { excel += defaults.excelstyles[styles] + ": " + $(cell).css(defaults.excelstyles[styles]) + ";"; } } excel += "'>" + parseString(cell, row, col)+ "</td>"; } }); rowIndex++; excel += '</tr>'; }); // Row Vs Column var rowCount=1; $(el).find('tbody').first().find(defaults.tbodySelector).each(function() { excel += "<tr>"; ForEachVisibleCell(this, 'td', rowIndex, function(cell, row, col) { if (cell != null) { excel += "<td style='mso-number-format:\"@\";"; for( var styles in defaults.excelstyles ) { if( defaults.excelstyles.hasOwnProperty(styles) ) { excel += defaults.excelstyles[styles] + ": " + $(cell).css(defaults.excelstyles[styles]) + ";"; } } if ($(cell).is("[colspan]")) excel += "' colspan='" + $(cell).attr('colspan'); if ($(cell).is("[rowspan]")) excel += "' rowspan='" + $(cell).attr('rowspan'); excel += "'>" + parseString(cell, row, col) + "</td>"; } }); rowCount++; rowIndex++; excel += '</tr>'; }); if(defaults.displayTableName) excel +="<tr><td></td></tr><tr><td></td></tr><tr><td>" + parseString($('<p>' + defaults.tableName + '</p>')) + "</td></tr>"; excel += '</table>' if(defaults.consoleLog === true) console.log(excel); var excelFile = "<html xmlns:o='urn:schemas-microsoft-com:office:office' xmlns:x='urn:schemas-microsoft-com:office:"+defaults.type+"' xmlns='http://www.w3.org/TR/REC-html40'>"; excelFile += '<meta http-equiv="content-type" content="application/vnd.ms-'+defaults.type+'; charset=UTF-8">'; excelFile += '<meta http-equiv="content-type" content="application/'; excelFile += (defaults.type == 'excel')? 'vnd.ms-excel' : 'msword'; excelFile += '; charset=UTF-8">'; excelFile += "<head>"; if (defaults.type == 'excel') { excelFile += "<!--[if gte mso 9]>"; excelFile += "<xml>"; excelFile += "<x:ExcelWorkbook>"; excelFile += "<x:ExcelWorksheets>"; excelFile += "<x:ExcelWorksheet>"; excelFile += "<x:Name>"; excelFile += defaults.worksheetName; excelFile += "</x:Name>"; excelFile += "<x:WorksheetOptions>"; excelFile += "<x:DisplayGridlines/>"; excelFile += "</x:WorksheetOptions>"; excelFile += "</x:ExcelWorksheet>"; excelFile += "</x:ExcelWorksheets>"; excelFile += "</x:ExcelWorkbook>"; excelFile += "</xml>"; excelFile += "<![endif]-->"; } excelFile += "</head>"; excelFile += "<body>"; excelFile += excel; excelFile += "</body>"; excelFile += "</html>"; if(defaults.outputMode == 'string') return excelFile; var base64data = base64encode(excelFile); if(defaults.outputMode == 'base64') return base64data; var extension = (defaults.type == 'excel')? 'xls' : 'doc'; try { var blob = new Blob([excelFile], {type: 'application/vnd.ms-'+defaults.type}); saveAs (blob, defaults.fileName+'.'+extension); } catch (e) { downloadFile(defaults.fileName+'.'+extension, 'data:application/vnd.ms-'+defaults.type+';base64,' + base64data); } }else if(defaults.type == 'png'){ html2canvas($(el), { onrendered: function(canvas) { var image = canvas.toDataURL(); image = image.substring(22); // remove data stuff var byteString = atob(image); var buffer = new ArrayBuffer(byteString.length); var intArray = new Uint8Array(buffer); for (var i = 0; i < byteString.length; i++) intArray[i] = byteString.charCodeAt(i); try { var blob = new Blob([buffer], { type: "image/png" }); saveAs (blob, defaults.fileName + '.png'); } catch (e) { downloadFile(defaults.fileName+'.png', 'data:image/png;base64,' + image); } } }); }else if(defaults.type == 'pdf'){ if ( defaults.jspdf.autotable === false ) { var options = { dim:{ w: getPropertyUnitValue ($(el).first().get(0), 'width', 'mm'), h: getPropertyUnitValue ($(el).first().get(0), 'height', 'mm') }, pagesplit: false } var doc = new jsPDF(defaults.jspdf.orientation, defaults.jspdf.unit, defaults.jspdf.format); doc.addHTML( $(el).first(), defaults.jspdf.margins.left, defaults.jspdf.margins.top, options, function() { jsPdfOutput (doc); }); delete doc; } else { // pdf output using jsPDF AutoTable plugin // https://github.com/someatoms/jsPDF-AutoTable var teOptions = defaults.jspdf.autotable.tableExport; // When setting jspdf.format to 'bestfit' tableExport tries to choose // the minimum required paper format and orientation in which the table // (or tables in multitable mode) completely fit without column adjustment if (typeof defaults.jspdf.format === 'string' && defaults.jspdf.format.toLowerCase() == 'bestfit') { var pageFormats = { 'a0': [2383.94, 3370.39], 'a1': [1683.78, 2383.94], 'a2': [1190.55, 1683.78], 'a3': [ 841.89, 1190.55], 'a4': [ 595.28, 841.89] }; var rk = '', ro = ''; var mw = 0; $(el).filter(':visible').each(function() { if ($(this).css('display') != 'none') { var w = getPropertyUnitValue ($(this).get(0), 'width', 'pt'); if ( w > mw ) { if ( w > pageFormats['a0'][0] ) { rk = 'a0'; ro = 'l'; } for (var key in pageFormats) { if (pageFormats[key][1] > w) { rk = key; ro = 'l'; if (pageFormats[key][0] > w) ro = 'p'; } } mw = w; } } }); defaults.jspdf.format = (rk == '' ? 'a4' : rk); defaults.jspdf.orientation = (ro == '' ? 'w' : ro); } // The jsPDF doc object is stored in defaults.jspdf.autotable.tableExport, // thus it can be accessed from any callback function from below teOptions.doc = new jsPDF(defaults.jspdf.orientation, defaults.jspdf.unit, defaults.jspdf.format); $(el).filter(':visible').each(function() { if ($(this).css('display') != 'none') { var rowIndex = 0; var atOptions = {}; teOptions.columns = []; teOptions.rows = []; // onTable: optional callback function for every matching table that can be used // to modify the tableExport options or to skip the output of a particular table // when the table selector targets multiple tables if (typeof teOptions.onTable === 'function') if (teOptions.onTable($(this), defaults) === false) return true; // continue to next iteration step (table) // each table works with an own copy of AutoTable options Object.keys(defaults.jspdf.autotable).forEach(function (key) { atOptions[key] = defaults.jspdf.autotable[key]; }); atOptions.margins = {}; $.extend(true, atOptions.margins, defaults.jspdf.margins); if (typeof atOptions.renderCell !== 'function') { // draw cell text with original <td> alignment atOptions.renderCell = function (x, y, width, height, key, value, row, settings) { var doc = settings.tableExport.doc; var xoffset = 0; doc.setFillColor(row % 2 === 0 ? 245 : 255); doc.setTextColor(50); doc.rect(x, y, width, height, 'F'); y += settings.lineHeight / 2 + doc.autoTableTextHeight() / 2 - 2.5; if (typeof settings.tableExport.columns [key] != 'undefined') { var col = settings.tableExport.columns [key]; if (col.style.align == 'right') xoffset = width - doc.getStringUnitWidth((''+value)) * doc.internal.getFontSize() - settings.padding; else if (col.style.align == 'center') xoffset = (width - doc.getStringUnitWidth((''+value)) * doc.internal.getFontSize()) / 2; } if (xoffset < settings.padding) xoffset = settings.padding; doc.text(value, x + xoffset, y); } } // collect header and data rows $(this).find('thead').find(defaults.theadSelector).each(function() { var colKey=0; ForEachVisibleCell(this, 'th,td', rowIndex, function(cell, row, col) { var obj = {title: parseString(cell, row, col), key: colKey++, style: {align: getStyle(cell, 'text-align'), bcolor: getStyle(cell, 'background-color') } }; teOptions.columns.push (obj); }); rowIndex++; colKey=0; }); $(this).find('tbody').find(defaults.tbodySelector).each(function() { var rowData = []; ForEachVisibleCell(this, 'td', rowIndex, function(cell, row, col) { rowData.push(parseString(cell, row, col)); }); rowIndex++; teOptions.rows.push(rowData); }); // onBeforeAutotable: optional callback function before calling // jsPDF AutoTable that can be used to modify the AutoTable options if (typeof teOptions.onBeforeAutotable === 'function') teOptions.onBeforeAutotable($(this), teOptions.columns, teOptions.rows, atOptions); teOptions.doc.autoTable(teOptions.columns, teOptions.rows, atOptions); // onAfterAutotable: optional callback function after returning // from jsPDF AutoTable that can be used to modify the AutoTable options if (typeof teOptions.onAfterAutotable === 'function') teOptions.onAfterAutotable($(this), atOptions); // set the start position for the next table (in case there is one) defaults.jspdf.autotable.startY = teOptions.doc.autoTableEndPosY() + atOptions.margins.top; } }); jsPdfOutput(teOptions.doc); teOptions.columns.length = 0; teOptions.rows.length = 0; delete teOptions.doc; teOptions.doc = null; } } function ForEachVisibleCell(tableRow, selector, rowIndex, cellcallback) { $(tableRow).filter(':visible').find(selector).each(function(colIndex) { if ($(this).css('display') != 'none' && $(this).data("tableexport-display") != 'none') { if(defaults.ignoreColumn.indexOf(colIndex) == -1) { if (typeof(cellcallback) === "function") { var cs = 0; // colspan value // handle previously detected rowspans if (typeof rowspans[rowIndex] != 'undefined' && rowspans[rowIndex].length > 0) { for (c = 0; c <= colIndex; c++) { if (typeof rowspans[rowIndex][c] != 'undefined') { cellcallback(null, rowIndex, c); delete rowspans[rowIndex][c]; colIndex++; } } } // output content of current cell cellcallback(this, rowIndex, colIndex); // handle colspan of current cell if ($(this).is("[colspan]")) { cs = $(this).attr('colspan'); for (c = 0; c < cs - 1; c++) cellcallback(null, rowIndex, colIndex + c); } // store rowspan for following rows if ($(this).is("[rowspan]")) { var rs = parseInt($(this).attr('rowspan')); for (r = 1; r < rs; r++) { if (typeof rowspans[rowIndex + r] == 'undefined') rowspans[rowIndex + r] = []; rowspans[rowIndex + r][colIndex] = ""; for (c = 1; c < cs; c++) rowspans[rowIndex + r][colIndex + c] = ""; } } } } } }); } function jsPdfOutput(doc){ if(defaults.consoleLog === true) console.log(doc.output()); if(defaults.outputMode == 'string') return doc.output(); if(defaults.outputMode == 'base64') return base64encode(doc.output()); try { var blob = doc.output('blob'); saveAs (blob, defaults.fileName + '.pdf'); } catch (e) { downloadFile(defaults.fileName + '.pdf', 'data:application/pdf;base64,' + base64encode(doc.output())); } } function escapeRegExp(string){ return string.replace(/([.*+?^=!:${}()|\[\]\/\\])/g, "\\$1"); } function replaceAll(string, find, replace){ return string.replace(new RegExp(escapeRegExp(find), 'g'), replace); } function csvString(cell, rowIndex, colIndex){ var result = ''; if (cell != null){ var dataString = parseString(cell, rowIndex, colIndex); var csvValue = (dataString === null || dataString == '')? '' : dataString.toString(); if ( dataString instanceof Date ) result = defaults.csvEnclosure + dataString.toLocaleString() + defaults.csvEnclosure; else{ result = replaceAll (csvValue, defaults.csvEnclosure, defaults.csvEnclosure + defaults.csvEnclosure); if ( result.indexOf (defaults.csvSeparator) >= 0 || /[\r\n ]/g.test(result) ) result = defaults.csvEnclosure + result + defaults.csvEnclosure; } } return result; } function parseString(cell, rowIndex, colIndex){ var result = ''; if (cell != null){ var $cell = $(cell); if(defaults.htmlContent === true){ result = $cell.html().trim(); }else{ result = $cell.text().trim().replace(/\u00AD/g, ""); // remove soft hyphens } if(defaults.escape === true){ result = escape(result); } if (typeof defaults.onCellData === 'function'){ result = defaults.onCellData($cell, rowIndex, colIndex, result); } } return result; } function hyphenate (a, b, c){ return b + "-" + c.toLowerCase(); } // get computed style property function getStyle (target, prop){ if(window.getComputedStyle){ // gecko and webkit prop = prop.replace(/([a-z])([A-Z])/, hyphenate); // requires hyphenated, not camel return window.getComputedStyle(target, null).getPropertyValue(prop); } if(target.currentStyle){ // ie return target.currentStyle[prop]; } return target.style[prop]; } function getPropertyUnitValue (target, prop, unit){ var baseline = 100; // any number serves var value = getStyle(target, prop); // get the computed style value var numeric = value.match(/\d+/); // get the numeric component if(numeric !== null) { numeric = numeric[0]; // get the string var temp = document.createElement("div"); // create temporary element temp.style.overflow = "hidden"; // in case baseline is set too low temp.style.visibility = "hidden"; // no need to show it target.parentElement.appendChild(temp); // insert it into the parent for em, ex and % temp.style.width = baseline + unit; var factor = baseline / temp.offsetWidth; target.parentElement.removeChild(temp); // clean up return (numeric * factor); } return 0; } function downloadFile(filename, data){ var DownloadLink = document.createElement('a'); if ( DownloadLink ){ document.body.appendChild(DownloadLink); DownloadLink.style = 'display: none'; DownloadLink.download = filename; DownloadLink.href = data; if ( document.createEvent ){ if ( DownloadEvt == null ) DownloadEvt = document.createEvent('MouseEvents'); DownloadEvt.initEvent('click', true, false); DownloadLink.dispatchEvent(DownloadEvt); } else if ( document.createEventObject ) DownloadLink.fireEvent('onclick'); else if (typeof DownloadLink.onclick == 'function' ) DownloadLink.onclick(); document.body.removeChild(DownloadLink); } } function utf8Encode(string) { string = string.replace(/\x0d\x0a/g, "\x0a"); var utftext = ""; for (var n = 0; n < string.length; n++) { var c = string.charCodeAt(n); if (c < 128) { utftext += String.fromCharCode(c); } else if((c > 127) && (c < 2048)) { utftext += String.fromCharCode((c >> 6) | 192); utftext += String.fromCharCode((c & 63) | 128); } else { utftext += String.fromCharCode((c >> 12) | 224); utftext += String.fromCharCode(((c >> 6) & 63) | 128); utftext += String.fromCharCode((c & 63) | 128); } } return utftext; } function base64encode(input) { var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; var output = ""; var chr1, chr2, chr3, enc1, enc2, enc3, enc4; var i = 0; input = utf8Encode(input); while (i < input.length) { chr1 = input.charCodeAt(i++); chr2 = input.charCodeAt(i++); chr3 = input.charCodeAt(i++); enc1 = chr1 >> 2; enc2 = ((chr1 & 3) << 4) | (chr2 >> 4); enc3 = ((chr2 & 15) << 2) | (chr3 >> 6); enc4 = chr3 & 63; if (isNaN(chr2)) { enc3 = enc4 = 64; } else if (isNaN(chr3)) { enc4 = 64; } output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + keyStr.charAt(enc3) + keyStr.charAt(enc4); } return output; } return this; } }); })(jQuery);
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