Log

One of the features of Power Fx is the Log function. The Log function is used to determine the natural logarithm of a number. The natural logarithm of a number is the logarithm to the base e. The base e is approximately equal to 2.71828.

Using the Log function in Power Apps can be helpful in many ways. For example, you can use it to calculate the growth rate of your business, to determine the decay rate of a product, or to calculate the time needed to reach a certain level of profit. In this article, we will show you how to use the Power Fx Log function in Power Apps.

The Syntax of the Log Function

The syntax of the Log function in Power Fx is as follows:

The Log function has two arguments:

– **Number**: This is the number whose natural logarithm you want to calculate.

– **Base**: This is the base of the logarithm. If you don’t specify a base, the natural logarithm is calculated.

Using the Log Function in Power Apps

To use the Log function in Power Apps, follow these steps:

1. Open Power Apps and create a new app.

2. Add a Text input control to the app.

3. Add a Label control to the app.

4. Set the Text property of the Label control to the following formula:

This formula will display the natural logarithm of the number entered in the Text input control.

5. Save the app and run it.

6. Enter a number in the Text input control and click outside the control.

The Label control will display the natural logarithm of the number entered.


In conclusion, the Log function in Power Apps is a powerful tool that can be used to calculate the natural logarithm of a number. By following the steps outlined in this article, you can easily use the Log function in your Power Apps. Whether you want to calculate the growth rate of your business or determine the decay rate of a product, the Log function can help you achieve your goals.

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