What does PHP keyword 'var' do?

What does PHP keyword 'var' do?

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`static` keyword inside function?

php function static keyword

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Keyword analysis in PHP

php full-text-search analytics keyword pagerank

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PHP: Return string between two characters

php regex string replace keyword

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What does $this mean in PHP? [duplicate]

php oop this keyword

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Are PHP keywords case-sensitive?

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What is Keyword Density and how to create a script in PHP?

php seo keyword

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