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What are variables in PHP?

Q: What are variables in PHP?

1) Start with $. 2) Case-sensitive: $name !== $Name. 3) Do not require type declaration. 4) Can change type dynamically. 5) Global variables: $GLOBALS, $_GET, $_POST.

Updated: 2026-08-31

Answer

•Start with $.

•Case-sensitive: $name !== $Name.

•Do not require type declaration.

•Can change type dynamically.

•Global variables: $GLOBALS, $_GET, $_POST.

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What are variables in PHP?

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