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<documentation title="Scope Keyword Spacing">
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The php keywords static, public, private, and protected should have one space after them.
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<code title="Valid: A single space following the keywords.">
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public<em> </em>static<em> </em>function foo()
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<code title="Invalid: Multiple spaces following the keywords.">
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public<em> </em>static<em> </em>function foo()