In PHP, the scope resolution operator is also called Paamayim Nekudotayim (Hebrew Language), which means “twice colon” or “double dot twice”. As you might know PHP 3.0 was created by the Zend team, and it was powered by the Zend Engine 0.5.The name “Paamayim Nekudotayim” was introduced in the Israeli-developed Zend Engine 0.5 used…
Function: trim — Strip whitespace (or other characters) from the beginning and end of a string. Syntax: string trim ( string $str [, string $charlist ] ) Arguments: str The string that will be trimmed. charlist Optionally, the stripped characters can also be specified using the charlist parameter. Argument Options: PHP trim…
PHP as usual all languages has a set of rules (known as Operator Precedence) that decide how complicated expressions are processed. $myVar = 2 * 10 – 1; Should $myVar be 19 or 18? If you cannot decide why there are two possibilities, break them up using parentheses like this $myVar =…
