I am trying to find if string contain ONLY substring 'Student Appt.' in it.
$string_could_be = "Student Appt.";
$string_could_be = "Student Appt.. Name Jonathan";
if ($string contains 'Student Appt.' only )
Return True;
else
Return False;
You just need a simple === comparison:
$find = "Student Appt.";
$string = "Student Appt."; // true
$string = "Student Appt.. Name Jonathan"; // false
if($string === $find)
return true;
else
return false;
You could even remove the if/else block completely, and instead just use:
return $string === $find;
==