Reference for package '#rtl'

strlen

Length of a null-terminated string.

Declaration

Source position: strings.pp line 23

  function strlen(p: PChar) : SizeInt;

Description

Returns the length of the null-terminated string P. If P equals Nil, then zero (0) is returned.

Errors

None.

See also

Name Description
StrNew Allocate room for new null-terminated string.

Example

Program Example1;
Uses strings;
{ Program to demonstrate the StrLen function. }
Const P : PChar = 'This is a constant pchar string';
begin
  Writeln ('P         : ',p);
  Writeln ('length(P) : ',StrLen(P));
end.