The front-end exports joSN data

// The data is exported to the josn file;

saveJSON(data, filename) { if (! Data) {alert(‘ saved data is empty ‘); return; } if (! filename) filename = ‘json.json’ 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) }

// call method obj (data); SaveJSON (obj,”obj. Json “), export the JS object variable