Method getjson

jd_try.js:594–603

(key, defaultValue)

		}

		getjson(key, defaultValue) {
			let json = defaultValue
			const val = this.getdata(key)
			if (val) {
				try {
					json = JSON.parse(this.getdata(key))
				} catch {}
			}
			return json
		}

		setjson(val, key) {
			try {