jqgrid合并单元格（亲测有效）

1、jqgrid官方的事件和方法

http://www.trirand.com/jqgridwik … %5B%5D=gridcomplete http://www.trirand.com/jqgridwiki/doku.php?id=wiki:methods

2、Demo如下：

3、代码截图如下：

4、完整代码如下：

代码可以直接copy到一个.html文件里就可以运行

    Just simple local grid
    
    
    
 
    
 
    
 
    
 
    
        //
        $(document).ready(function() {
            var mydata = [
                    { id: "1", invdate: "2007-10-01", name: "test_test_test_test_test", note: "note", amount: "200.00", tax: "10.00", closed: true, ship_via: "TN", total: "210.00" },
                    { id: "2", invdate: "2007-10-02", name: "test2222222222222222", note: "note2", amount: "300.00", tax: "20.00", closed: false, ship_via: "FE", total: "320.00" },
                    { id: "3", invdate: "2007-09-01", name: "test3", note: "note3", amount: "400.00", tax: "30.00", closed: false, ship_via: "FE", total: "430.00" },
                    { id: "4", invdate: "2007-10-04", name: "test4444444444444444", note: "note4", amount: "200.00", tax: "10.00", closed: true, ship_via: "TN", total: "210.00" },
                    { id: "5", invdate: "2007-10-31", name: "test5", note: "note5", amount: "300.00", tax: "20.00", closed: false, ship_via: "FE", total: "320.00" },
                    { id: "6", invdate: "2007-09-06", name: "test6", note: "note6", amount: "400.00", tax: "30.00", closed: false, ship_via: "FE", total: "430.00" },
                    { id: "7", invdate: "2007-10-04", name: "test7", note: "note7", amount: "300.00", tax: "10.00", closed: true, ship_via: "TN", total: "210.00" },
                    { id: "8", invdate: "2007-10-03", name: "test8", note: "note8", amount: "300.00", tax: "20.00", closed: false, ship_via: "FE", total: "320.00" },
                    { id: "9", invdate: "2007-09-01", name: "test9", note: "note9", amount: "400.00", tax: "30.00", closed: false, ship_via: "TN", total: "430.00" },
                    { id: "10", invdate: "2007-09-08", name: "test10", note: "note10", amount: "500.00", tax: "30.00", closed: true, ship_via: "TN", total: "530.00" },
                    { id: "11", invdate: "2007-09-08", name: "test11", note: "note11", amount: "500.00", tax: "30.00", closed: false, ship_via: "FE", total: "530.00" },
                    { id: "12", invdate: "2007-09-10", name: "test12", note: "note12", amount: "300.00", tax: "30.00", closed: false, ship_via: "FE", total: "530.00" },
                    { id: "13", invdate: "2007-10-01", name: "test_test_test_test_test", note: "note", amount: "200.00", tax: "10.00", closed: true, ship_via: "TN", total: "210.00" },
                    { id: "14", invdate: "2007-10-02", name: "test2222222222222222", note: "note2", amount: "300.00", tax: "20.00", closed: false, ship_via: "FE", total: "320.00" },
                    { id: "15", invdate: "2007-09-01", name: "test3", note: "note3", amount: "400.00", tax: "30.00", closed: false, ship_via: "FE", total: "430.00" },
                    { id: "16", invdate: "2007-10-04", name: "test4444444444444444", note: "note4", amount: "200.00", tax: "10.00", closed: true, ship_via: "TN", total: "210.00" },
                    { id: "17", invdate: "2007-10-31", name: "test5", note: "note5", amount: "300.00", tax: "20.00", closed: false, ship_via: "FE", total: "320.00" },
                    { id: "18", invdate: "2007-09-06", name: "test6", note: "note6", amount: "500.00", tax: "30.00", closed: false, ship_via: "FE", total: "430.00" },
                    { id: "19", invdate: "2007-10-04", name: "test7", note: "note7", amount: "200.00", tax: "10.00", closed: true, ship_via: "TN", total: "210.00" },
                    { id: "20", invdate: "2007-10-03", name: "test8", note: "note8", amount: "300.00", tax: "20.00", closed: false, ship_via: "FE", total: "320.00" },
                    { id: "21", invdate: "2007-09-01", name: "test9", note: "note9", amount: "400.00", tax: "30.00", closed: false, ship_via: "TN", total: "430.00" },
                    { id: "22", invdate: "2007-09-08", name: "test10", note: "note10", amount: "500.00", tax: "30.00", closed: true, ship_via: "TN", total: "530.00" },
                    { id: "23", invdate: "2007-09-08", name: "test11", note: "note11", amount: "500.00", tax: "30.00", closed: false, ship_via: "FE", total: "530.00" },
                    { id: "24", invdate: "2007-09-10", name: "test12", note: "note12", amount: "500.00", tax: "30.00", closed: false, ship_via: "FE", total: "530.00" }
                ],
                grid = $("#list");
 
            grid.jqGrid({
                datatype: 'local',
                data: mydata,
                colNames: ['Inv No', 'Date', 'Client A', 'Client B', 'Amount', 'Tax', 'Total', 'Closed', 'Shipped via', 'Notes'],
                colModel: [
                    { name: 'id', index: 'id', width: 70, align: 'center', sorttype: 'int' },
                    { name: 'invdate', index: 'invdate', width: 80, align: 'center', sorttype: 'date',
                        formatter: 'date', formatoptions: { newformat: 'd-M-Y' }, datefmt: 'd-M-Y'
                    },
                    { name: 'name', index: 'name', width: 70,
                        cellattr: function(rowId, tv, rawObject, cm, rdata) {
                            //合并单元格
                            return 'id=\'name' + rowId + "\'";
                            //if (Number(rowId) < 5) { return ' colspan=2' }
                        }
                    },
                    { name: 'nameB', index: 'nameB', width: 70,
                        cellattr: function(rowId, tv, rawObject, cm, rdata) {
                            //if (Number(rowId) < 5) { return ' style="display:none;"' }
                        }
                    },
                    { name: 'amount', index: 'amount', width: 100, formatter: 'number', align: 'right',
                        cellattr: function(rowId, tv, rawObject, cm, rdata) {
                            //合并单元格
                            return 'id=\'amount' + rowId + "\'";
                        }
                    },
                    { name: 'tax', index: 'tax', width: 70, formatter: 'number', align: 'right',
                        cellattr: function(rowId, tv, rawObject, cm, rdata) {
                            //合并单元格
                            return 'id=\'tax' + rowId + "\'";
                        }
                    },
                    { name: 'total', index: 'total', width: 120, formatter: 'number', align: 'right',
                        cellattr: function(rowId, tv, rawObject, cm, rdata) {
                            //合并单元格
                            return 'id=\'total' + rowId + "\'";
                        }
                    },
                    { name: 'closed', index: 'closed', width: 110, align: 'center', formatter: 'checkbox',
                        edittype: 'checkbox', editoptions: { value: 'Yes:No', defaultValue: 'Yes' }
                    },
                    { name: 'ship_via', index: 'ship_via', width: 120, align: 'center', formatter: 'select',
                        edittype: 'select', editoptions: { value: 'FE:FedEx;TN:TNT;IN:Intim', defaultValue: 'Intime' },
                        //①给当前想合并的单元格设置id
                        cellattr: function(rowId, tv, rawObject, cm, rdata) {
                            return 'id=\'ship_via' + rowId + "\'";
                        }
                    },
                    { name: 'note', index: 'note', width: 100, sortable: false }
                ],
                rowNum: 15,
                rowList: [10, 15, 20, 30],
                pager: '#pager',
                gridview: true,
                rownumbers: true,
                sortname: 'invdate',
                viewrecords: true,
                sortorder: 'desc',
                caption: 'Just simple local grid',
                height: '100%',
                gridComplete: function() {
                    //②在gridComplete调用合并方法
                    var gridName = "list";
                    Merger(gridName, 'amount');
                    Merger(gridName, 'tax');
                    Merger(gridName, 'total');
                    Merger(gridName, 'name');
                    Merger(gridName, 'ship_via');
                }
 
            });
 
            //公共调用方法
            function Merger(gridName, CellName) {
                //得到显示到界面的id集合
                var mya = $("#" + gridName + "").getDataIDs();
                //当前显示多少条
                var length = mya.length;
                for (var i = 0; i