Abstract
PHP relies on the proper documentation of functions for developers to know what arguments a function can take. To simplify this PHP 5 introduced type hinting, which allows a function to specify the type of arguments it accepts. Allowed types include classes, interfaces and the pseudo types array and callable.
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© 2013 Mikael Olsson
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Olsson, M. (2013). Type Hinting. In: PHP Quick Scripting Reference. Apress, Berkeley, CA. https://doi.org/10.1007/978-1-4302-6284-8_18
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DOI: https://doi.org/10.1007/978-1-4302-6284-8_18
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Publisher Name: Apress, Berkeley, CA
Print ISBN: 978-1-4302-6283-1
Online ISBN: 978-1-4302-6284-8
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