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What does double semicolon mean in PHP?
The extra semicolon means that the elseif can’t be interpreted as part of the inner if / elseif / if chain.
What is double semicolon used for?
The double semicolon is also useful as it leaves no ambiguity in the code. It is required as it is used at the end of each clause as required by the bash syntax in order to parse the command correctly. It is only used in case constructs to indicate that the end of an alternative.
What does 2 semicolon mean?
In the English language, a semicolon is most commonly used to link (in a single sentence) two independent clauses that are closely related in thought. When a semicolon joins two or more ideas in one sentence, those ideas are then given equal rank.
What does a semicolon indicate in PHP?
Instruction separation ¶ As in C or Perl, PHP requires instructions to be terminated with a semicolon at the end of each statement. The closing tag of a block of PHP code automatically implies a semicolon; you do not need to have a semicolon terminating the last line of a PHP block.
What is -> called in PHP?
29.1k●26 ●82 ●93. 1. In C++ the “->” operator is called “member of pointer” but the PHP “->” operator is actually closer to the “.” operator in C++ and that is called “member of object”.
What is T_paamayim_nekudotayim?
For those of you who don’t know, in PHP T_PAAMAYIM_NEKUDOTAYIM is the token name for :: , the static separator. It’s Hebrew for double colon. Both of these have been “fixed” in PHP 5.4, but only partially.
What does a comma tattoo mean?
Commas separate two parts of a sentence, so a comma tattoo could imply that the owner has separated from someone or some other type of separation has affected their lives. Since most comma tattoos are smaller, it can be placed inside of other tattoos to keep the “separation” meaning a bit more private to the owner.
When to use a double colon in PHP?
6 Answers. The double colon operator (which is called the Paamayim Nekudotayim from Hebrew – trivia) is used when calling an object or property from a static context. This means an instance of the object has not been created yet.
What do two colons mean in PHP scope resolution operator?
To supplement the answers regarding PHP’s use of two colons as its “scope resolution operator”: To invoke a class’s “__callStatic” method with an arbitrary, previously undeclared method name. Two colons followed by the “class” keyword, placed after the name of a class, provides that class’s fully qualified name as a string.
When to use double colons in the assignment operator?
I’m assuming -> (dash with greater than sign or chevron) is used for functions for variables, and :: (double colons) is used for functions for classes. Correct? Is the => assignment operator only used to assign data within an array?
What’s the difference between-> and-> in PHP?
Otherwise, you use ::. This means that -> is mostly used to access instance members (though it can also be used to access static members, such usage is discouraged), while :: is usually used to access static members (though in a few special cases, it’s used to access instance members).