Reverse words in a string: Difference between revisions
→{{header|Pascal}}
Thundergnat (talk | contribs) m (syntax highlighting fixup automation) |
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----------------------- Robert Frost</pre>
Another version (tested with FPC 3.2.2)
<syntaxhighlight lang="pascal">
program reverse_words;
{$mode objfpc}{$h+}
uses
SysUtils;
function Reverse(a: TStringArray): TStringArray;
var
I, J: SizeInt;
t: Pointer;
begin
I := 0;
J := High(a);
while I < J do begin
t := Pointer(a[I]);
Pointer(a[I]) := Pointer(a[J]);
Pointer(a[J]) := t;
Inc(I);
Dec(J);
end;
Result := a;
end;
const
Input =
'---------- Ice and Fire -----------' + LineEnding +
'' + LineEnding +
'fire, in end will world the say Some' + LineEnding +
'ice. in say Some' + LineEnding +
'desire of tasted I''ve what From' + LineEnding +
'fire. favor who those with hold I' + LineEnding +
'' + LineEnding +
'... elided paragraph last ...' + LineEnding +
'' + LineEnding +
'Frost Robert -----------------------' + LineEnding;
var
Line: string;
begin
for Line in Input.Split([LineEnding], TStringSplitOptions.ExcludeLastEmpty) do
WriteLn(string.Join(' ', Reverse(Line.Split([' ']))));
end.
</syntaxhighlight>
=={{header|Perl}}==
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