What is T_PAAMAYIM_NEKUDOTAYIM in PHP?

In PHP, T_PAAMAYIM_NEKUDOTAYIM denotes a syntax error while doing any task. The reason for getting this error is only one. Paamayim Nekudotayim in Hebrew means double colon:: like as a sample error you may see

$ PHP - r : :

Parse error: syntax error, unexpected T_PAAMAYIM_NEKUDOTAYIM

In short, when there is an unexpected order then you can receive this error message. In terms of PHP, everything is broken from symbols to tokens like T_ELSE, T_SL, T_STRING, etc. Every PHP version has a different saying error message but the difference is slight and unnoticeable. The PHP and some other languages use a double colon for the scope resolution. So, in short, whenever you receive this error message it means that PHP is reminding you to put a double colon.