strpos

Search for a null-terminated substring in a null-terminated string

Declaration

Source position: strings.pp line 80

function strpos(

str1: pchar;

str2: pchar

):pchar;

Description

Returns a pointer to the first occurrence of S2 in S1. If S2 does not occur in S1, returns Nil.

Errors

None.

Example

Program Example15;

Uses strings;

{ Program to demonstrate the StrPos function. }

Const P : PChar = 'This is a PChar string.';
      S : Pchar = 'is';
begin
  Writeln ('Position of ''is'' in P : ',longint(StrPos(P,S))-Longint(P));
end.

Notes

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