console.save(data, filename) - save object to file from console

saveFromConsole2file.js

(function(console) {
    console.save = function(data, filename){
        if(!data) {
            console.error('Console.save: No data')
            return;
        }
        if(!filename) filename = 'console.html'
        if(typeof data === "object"){
            data = JSON.stringify(data, undefined, 4)
        }
        var blob = new Blob([data], {type: 'text/json'}),
            e    = document.createEvent('MouseEvents'),
            a    = document.createElement('a')

        a.download = filename
        a.href = window.URL.createObjectURL(blob)
        a.dataset.downloadurl =  ['text/json', a.download, a.href].join(':')
        e.initMouseEvent('click', true, false, window, 0, 0, 0, 0, 0, false, false, false, false, 0, null)
        a.dispatchEvent(e)
    }
})(console)