前端js实现打印excel表格

产品原型：

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功能需求：点击导出考勤表格按钮，会自动下载成Excel格式

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jsp页面代码：

导出考勤表

js代码

//打印表格
var idTmr;  
function  getExplorer() {  
    var explorer = window.navigator.userAgent ;  
    //ie  
    if (explorer.indexOf("MSIE") >= 0) {
            return 'ie';
        }
        //firefox  
        else if (explorer.indexOf("Firefox") >= 0) {
            return 'Firefox';
        }
        //Chrome  
        else if (explorer.indexOf("Chrome") >= 0) {
            return 'Chrome';
        }
        //Opera  
        else if (explorer.indexOf("Opera") >= 0) {
            return 'Opera';
        }
        //Safari  
        else if (explorer.indexOf("Safari") >= 0) {
            return 'Safari';
        }
    }
    function method5(tableid) {
        if (getExplorer() == 'ie') {
            var curTbl = document.getElementById(tableid);
            var oXL = new ActiveXObject("Excel.Application");
            var oWB = oXL.Workbooks.Add();
            var xlsheet = oWB.Worksheets(1);
            var sel = document.body.createTextRange();
            sel.moveToElementText(curTbl);
            sel.select();
            sel.execCommand("Copy");
            xlsheet.Paste();
            oXL.Visible = true;

            try {
                var fname = oXL.Application.GetSaveAsFilename("Excel.xls",
                        "Excel Spreadsheets (*.xls), *.xls");
            } catch (e) {
                print("Nested catch caught " + e);
            } finally {
                oWB.SaveAs(fname);
                oWB.Close(savechanges = false);
                oXL.Quit();
                oXL = null;
                idTmr = window.setInterval("Cleanup();", 1);
            }

        } else {
            tableToExcel(tableid)
        }
    }
    function Cleanup() {
        window.clearInterval(idTmr);
        CollectGarbage();
    }
    var tableToExcel = (function() {
        var uri = 'data:application/vnd.ms-excel;base64,', template = '{table}', base64 = function(
                s) {
            return window.btoa(unescape(encodeURIComponent(s)))
        }, format = function(s, c) {
            return s.replace(/{(\w+)}/g, function(m, p) {
                return c[p];
            })
        }
        return function(table, name) {
            if (!table.nodeType)
                table = document.getElementById(table)
            var ctx = {
                worksheet : name || 'Worksheet',
                table : table.innerHTML
            }
            window.location.href = uri + base64(format(template, ctx))
        }
    })()

完整的可复制黏贴的demo：

    
        
        
    

    
        

            导出考勤表格
        

        

            

                
王婷111
                
一见倾城333 
            
            

                
祈澈姑娘222
                
Python开发者交流平台44
            
            

                
wwwangting888
                
13661725475
            
        

    
    

转载于:https://www.cnblogs.com/wangting888/p/7770689.html