Trying to do some string comparisons from user_ids that a client uses to create a login system, however the client's user ids are random strings many of which start with a $ so when I do something ...

The "unexpected T_STRING" error in PHP typically occurs when there is a syntax error in your code involving a string. The "T_STRING" in the error message refers to a ...

The appeal is further reduced by the fact that the back-slash character is an escape character in PHP strings and an escape character in regular expressions. We need to write four back-slash ...