[next] [prev] [prev-tail] [tail] [up]

#### Pos

Declaration:
  Function Pos (Const Substr : String;Const S : String) : Integer;
Description:
  Pos returns the index of Substr in S, if S contains Substr. In case Substr isn’t found, 0 is returned. The search is case-sensitive.
Errors:
  None
See also:
  Length (527), Copy (477), Delete (481), Insert (521)

Listing: refex/ex48.pp

Program Example48;
{ Program to demonstrate the Pos function. }
Var
S : String;
begin
S:='The first space in this sentence is at position : ';
Writeln (S,pos(' ',S));
S:='The last letter of the alphabet doesn''t appear in this sentence ';
If (Pos ('Z',S)=0) and (Pos('z',S)=0) then
Writeln (S);
end.

[next] [prev] [prev-tail] [front] [up]