by Junel Corales (2 Submissions)
Category: String Manipulation
Compatability: VB 6.0
Difficulty: Unknown Difficulty
Originally Published: Tue 15th August 2000
Date Added: Mon 8th February 2021
Rating: 
(1 Votes)
This is an example of a string manipulation program. This simple program demonstrates how to calculate the number of hours between two times
VBcoders
'Note: this sample program is my own work and please don't take credit for it.
'if you have any comments or suggestions just e-mail me to
'[email protected]
'This is an example of string manipulation program.
'this simple program demonstrates how to calculate the no. of hours between two time entered
'Coding
Option Explicit
Private Sub cmdCalculate_Click()
Dim time1, string10 As Integer
Dim string1, string2, string3, string4, string5, string6, string7, string8, string9, string11, string12, string13, string14, string15 As String
Dim salary, salary2 As Single
string1 = Text1.Text
string2 = Text2.Text
'removes the colon character and combines the hour and minute
string3 = Left(string1, 2)
string4 = Right(string1, 2)
string5 = string3 & string4
string6 = Left(string2, 2)
string7 = Right(string2, 2)
string8 = string6 & string7
'calculates no of hours worked
string9 = Val(string8) - Val(string5)
string10 = Len(string9)
Text3.Text = string10
'Inserts colon character between the hour and minute
If string10 = 3 Then
string11 = Left(string9, 1)
string12 = Right(string9, 2)
string13 = string11 & ":" & string12
Text3.Text = string13
Else
If string10 = 4 Then
string11 = Left(string9, 2)
string12 = Right(string9, 2)
string13 = string11 & ":" & string12
Text3.Text = string13
End If
End If
If Val(string11) > 8 Then
string14 = Val(string11) - 8
string15 = string14 * 62.5
salary2 = Val(string15) + 400
Text4.Text = "P" & Str(salary2)
Else
'the rate I used is 50 per hour, you can change it if you like
'I used Philippine Peso as the currency
salary = 50 * Val(string11)
Text4.Text = "P" & Str(salary)
End If
End Sub
Private Sub Form_Load()
Top = (Screen.Height - Me.Height) \ 2
Left = (Screen.Width - Me.Width) \ 2
End Sub
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