Phrase reversals: Difference between revisions
Added FreeBASIC
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Forward words, reverse order: Reversal Phrase Code Rosetta
Reversed words, forward order: attesoR edoC esarhP lasreveR
</pre>
=={{header|FreeBASIC}}==
<lang freebasic>' FB 1.05.0 Win64
Sub split (s As Const String, sepList As Const String, result() As String)
If s = "" OrElse sepList = "" Then
Redim result(0)
result(0) = s
Return
End If
Dim As Integer i, j, count = 0, empty = 0, length
Dim As Integer position(Len(s) + 1)
position(0) = 0
For i = 0 To len(s) - 1
For j = 0 to Len(sepList) - 1
If s[i] = sepList[j] Then
count += 1
position(count) = i + 1
End If
Next j
Next i
Redim result(count)
If count = 0 Then
result(0) = s
Return
End If
position(count + 1) = len(s) + 1
For i = 1 To count + 1
length = position(i) - position(i - 1) - 1
result(i - 1) = Mid(s, position(i - 1) + 1, length)
Next
End Sub
Function reverse(s As Const String) As String
If s = "" Then Return ""
Dim t As String = s
Dim length As Integer = Len(t)
For i As Integer = 0 to length\2 - 1
Swap t[i], t[length - 1 - i]
Next
Return t
End Function
Dim s As String = "rosetta code phrase reversal"
Dim a() As String
Dim sepList As String = " "
Print "Original string => "; s
Print "Reversed string => "; reverse(s)
Print "Reversed words => ";
split s, sepList, a()
For i As Integer = LBound(a) To UBound(a)
Print reverse(a(i)); " ";
Next
Print
Print "Reversed order => ";
For i As Integer = UBound(a) To LBound(a) Step -1
Print a(i); " ";
Next
Print : Print
Print "Press any key to quit"
Sleep</lang>
{{out}}
<pre>
Original string => rosetta code phrase reversal
Reversed string => lasrever esarhp edoc attesor
Reversed words => attesor edoc esarhp lasrever
Reversed order => reversal phrase code rosetta
</pre>
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