OTP Generator using Node-RED
An OTP Generator is a very useful application in the present times. It is a part of our day to day life activities. OTP Generator is used for generating a random number between 1 and 100 both in text and in pictorial format can be used in net banking and other purposes. Steps for creation of an OTP Generator in Node-RED: Start the server by typing the command "node-red-v" in the command prompt and open the Node-RED software in your browser. Insert an inject node and configure its properties as shown below. I have set the code to repeat every 3 seconds Insert a function node and configure its properties as shown below in Figure 3. Now select the respective node which shows the type of output you want in your NodeRed dashboard For Eg:If you want a chart type of output, include a chart node, if you want a slider type of output, include a slider node, for the display of output in text format, include the debug node After inserting the respective node fo