• Home
 · 
• Math/Dates
 · 
• Detecting Prime Numbers.

Detecting Prime Numbers.

Detecting Prime Numbers.

API Declarations


Put a Command Button called command1 on the form and a text box called text1
Put the amount of numbers you want it to count up to in text1. Click on command1 and the program will calculate all the prime numbers up to that number. It will output in a file called primenumbers.txt in the same directory as the program is



Rate Detecting Prime Numbers.

• 1
• 2
• 3
• 4
• 5

(2(2 Vote))

b = ""
For i = 1 To Text1.Text
n = 1
For m = 2 To i

If m = i Then
If n = 1 Then

b = b & i & ", "
GoTo restart1
End If
End If

If i / m = Round(i / m, 0) Then
n = 0
End If

restart1:
Next
Next

Open App.Path & "\primenumbers.txt" For Output As #1
Print #1, b
Close #1

End Sub