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Return the size of a null-terminated string allocated on the heap.
Source position: syspchh.inc line 42
function StrBufSize( |
Str: PChar |
):Cardinal; |
str: pwidechar |
):Cardinal; |
StrBufSize returns the memory allocated for Str. This function ONLY gives the correct result if Str was allocated using StrAlloc.
If no more memory is available, a runtime error occurs.
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Allocate a null-terminated string on the heap. |
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Dispose of a null-terminated string on the heap. |
Program Example46; { This program demonstrates the StrBufSize function } {$H+} Uses sysutils; Const S = 'Some nice string'; Var P : Pchar; Begin P:=StrAlloc(Length(S)+1); StrPCopy(P,S); Write (P, ' has length ',length(S)); Writeln (' and buffer size ',StrBufSize(P)); StrDispose(P); End.