C# Functions and Tutorial - 50 Examples

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TABLE OF CONTENTS

1) The operator +

2) The function Concat

3) The length function

4) The Insert function

5) Format a numeric value

6) Format a percentage

7) Remove the system date

8) Take only the date

9) Take only the year

10) Take only the month

11) Take only the day

12) Take the time and the minutes

13) The operator of Increment

14) The decrement operator

15) Turn the text in Uppercase

16) Transform the text to lowercase

17) The window MessageBox

18) The instruction Breack

19) The branch instruction

20) Convert data from one type to another

21) Remove the spaces

22) The return keyword

23) The ABS function

24) Generate random numbers

25) Square root

26) Power of a number

27) The character \ (Slash)

28) Catching exceptions

29) Array

30) Array in two dimensions

31) Create and write files

32) Write in a file on multiple lines

33) Reading a file

34) Read each line of a file

35) Determine the existence of a file

36) Delete a file

37) The functions

38) Function Overloading

39) Events

40) The event Form_Load

41) The event Form_Closed

42) The KeyPress event

43) The event KeyUp

44) The event MouseMove

45) The event Leave

46) The event Enter

47) Beep

48) Move control

49) The ToolTip control

50) Close an application

Join two values of type string

Sometimes you may have the need to combine two values