ObjectPascal
AnsiContainsText
Function
Returns true if a string contains a substring, case insensitive StrUtils unit
 function AnsiContainsText ( const Haystack, Needle : string ) : Boolean;
Description
The AnsiContainsText function looks for a Needle string in a Haystack string, returning true if it finds it. Otherwise false.
 
It is a Case insensitive command.
Related commands
AnsiContainsStr Returns true if a string contains a substring
AnsiStartsStr Returns true if a string starts with a substring
AnsiEndsStr Returns true if a string ends with a substring
 
Example code : A simple example
var
  haystack : AnsiString;
begin
  haystack := 'The cat sat on the mat';

  // Note that AnsiContainsStr is case insensitive
  if AnsiContainsStr(haystack, 'THE')
  then WriteLn('''THE'' was found')
  else WriteLn('''THE'' was not found');

  if AnsiContainsStr(haystack, 'the')
  then WriteLn('''the'' was found')
  else WriteLn('''the'' was not found');
end;
Show full unit code
   'THE' was found
   'the' was found