The NOT logical operator reverses the true/false outcome of the expression that immediately follows . The NOT operator affects only the expression that immediately follows, unless a more complex logical expression is enclosed in parentheses. You can substitute ~ or ¬ for NOT as a logical operator.
Read moreWhat is != In Swift?
Swift – Check if Strings are Not Equal To check if Strings are not equal in Swift, we can use not equal to != operator and provide the two strings as operands to this not equal to operator. Not Equal to operator returns true if the strings are not equal, or false if the strings are equal.
Read moreWhat is the or operator in Swift?
Called Logical OR Operator . If any of the two operands is non-zero, then the condition becomes true. (A || B) is true.
Read moreHow does the NOT operator work?
The not operator is a logical operator, represented in Java by the ! symbol. It’s a unary operator that takes a boolean value as its operand. The not operator works by inverting (or negating) the value of its operand .
Read moreWhat is _ variable in Swift?
Variables are used to store data in memory so that we can use them in program . Variables are like container that can hold data which can be changed later. Every variable has a unique name called identifier.
Read moreWhat is _ in Swift function parameter?
Omitting Argument Labels If you don’t want an argument label for a parameter, write an underscore ( _ ) instead of an explicit argument label for that parameter. // refer to the argument values for the first and second parameters.
Read moreWhat does _: mean in Swift documentation?
In the documentation it is being used as a wildcard to indicate a function that takes an unnamed parameter .
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