How to Split String using Multi Char String in C# with regex Method

This tutorial we will learn string split using regular expression,
we learn step by step string split

[FurqanMestri]

This was very helpful sir!!! thank you... :)

[yaswantdatla]

same as this but split like welcome in one box and to in one box and c# in another text box is it possible and send me the code for that. like i am using arduino mpu6050 spi an i am getting the values from sda roll, pitch and yaw in serial communication i have to split each in one textbox.