Search results for: "symbol"

What does the "!" symbol represent in PHP code, specifically in if statements?

The "!" symbol in PHP code represents the logical NOT operator, which negates the result of a condition. In if statements, the "!" symbol is used to c...

What potential pitfalls are associated with using the @ symbol before PHP functions?

Using the @ symbol before PHP functions suppresses error messages and warnings that may occur during the execution of the function. This can make debu...

What are the potential pitfalls of using the @ symbol in PHP functions?

Using the @ symbol in PHP functions suppresses error messages, making it difficult to debug code and identify issues. It is generally considered bad p...

What role does the % symbol play in the SQL query for the PLZ search function?

The % symbol in an SQL query is a wildcard character that represents zero or more characters. In the context of a PLZ search function, using the % sym...

What does the "&" symbol signify when used in a function in PHP?

The "&" symbol in a function in PHP signifies passing arguments by reference instead of by value. This means that any changes made to the argument wit...