RosettaCodeData/Task/Camel-case-and-snake-case/FreeBASIC/camel-case-and-snake-case.basic
2023-07-09 17:42:30 -04:00

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Text

Function isDigit(ch As String) As Boolean
Return ch >= "0" And ch <= "9"
End Function
Function to_snake_case(s As String) As String
Dim As Integer l = Len(s)
Dim As String snake = Trim(s), tmp = snake
For i As Integer = 1 To Len(snake)
If isDigit(Mid(snake, i, 1)) Then
Continue For
Elseif Instr(Mid(snake, i, 1), " ") Then
Mid(snake, i) = "_"
Continue For
Elseif Instr(Mid(snake, i, 1), Any "\:/-_!.") Then
Continue For
Elseif Mid(snake, i, 1) = Ucase(Mid(snake, i, 1)) Then
tmp = Lcase(Mid(snake, i,1))
Mid(snake, i) = "_"
snake = Left(snake, i) & tmp & Mid(snake, i+1)
End If
Next i
Return snake
End Function
Function toCamelCase(s As String) As String
Dim As Integer l = Len(s)
Dim As String camel = Trim(s), tmp = camel
For i As Integer = 1 To Len(camel)
If Instr(Mid(camel, i, 1), Any ":/!.") Then
Continue For
Elseif Instr(Mid(camel, i, 1), Any " _-") Then
camel = Left(camel, i-1) & Ucase(Mid(camel, i+1,1)) & Mid(camel, i+2)
End If
Next i
Return camel
End Function
Dim Shared tests(1 To ...) As String*33 => {_
"snakeCase", "snake_case", "variable_10_case", "variable10Case", _
"\u025brgo rE tHis", "ergo rE tHis", "hurry-up-joe!", _
"c://my-docs/happy_Flag-Day/12.doc", " spaces "}
Sub test0(title As String, fn As String)
Print title
For i As Integer = 1 To Ubound(tests)
Dim As String texto = tests(i) & " ===> " & to_snake_case(tests(i))
Locate i+1, 41 - Len(texto) / 2 : Print texto
Next i
End Sub
Sub test1(title As String, fn As String)
Print title
For i As Integer = 1 To Ubound(tests)
Dim As String texto = tests(i) & " ===> " & toCamelCase(tests(i))
Locate i+12, 41 - Len(texto) / 2 : Print texto
Next i
End Sub
test0 "to_snake_case:", "to_snake_case"
Print
test1 "toCamelCase:", "toCamelCase"
Sleep