script/csv/csv.js

function NodeCode(x) {
    return {
        "301290000007":"交通银行",
        "308584000013":"招商银行",
        "305100000013":"民生银行",
        "104100000004":"中国银行",
        "103100000026":"农业银行",
        "102100099996":"工商银行",
        "105100000017":"建设银行"}[x] || x;
}

function ConvertToCSVFormat(objArray, typeformat) {
    var array = typeof objArray != 'object' ? JSON.parse(objArray) : objArray;

    var headerset = {};
    var headerlist = []; 
    for (var i = 0; i < array.length; i++) {
        for (var index in array[i]) {
            if (!headerset[index]) {
                headerset[index] = true;
                headerlist.push(index); 
            }
        }
    }

    var str = '';
    for (var hi = 0; hi < headerlist.length; hi++) {
        str += hi == 0 ? '' : ',';
        str += headerlist[hi];
    }
    str += "\r\n";
    for (var i = 0; i < array.length; i++) {
        var a = array[i];
        if (a) {
            for (var hi = 0; hi < headerlist.length; hi++) {
                str += hi == 0 ? '' : ',';
                var k = headerlist[hi];
                var x = a[k];
                if (x != undefined && x != null) {
                    if (typeformat && typeformat[k]) {
                        if (typeof typeformat[k] == "function") {
                            x = typeformat[k](x);
                        } else if (typeformat[k] == "datetime") {
                            x = new Date(x).toJSON().replace(/[TZ ]/mg, " ");
                        }
                    }
                    str += x;
                }
            }
            str += "\r\n";
        }
    }

    return str;
}

function ConvertToCSV(objArray) {
    return ConvertToCSVFormat(objArray, {"NODECODE": NodeCode, "CALENDTIME": "datetime"});
}