References in PHP are a means to access the same variable content by different names. They are not like C pointers; for instance, you cannot perform pointer ...
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Mar 4, 2007 · If you assign, pass, or return an undefined variable by reference, it will get created. Example #1 Using references with undefined variables. <?
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It seems like PHP has problems with references, like that it can't work properly with circular references or free properly structure with more references. See ...
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PHP (recursive acronym for PHP: Hypertext Preprocessor ) is a widely-used open source general-purpose scripting language that is especially suited for web ...
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Function definitions alone are enough to correctly pass the argument by reference. The following things can be passed by reference: Variables, i.e. foo($a).
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Spotting References ¶. Many syntax constructs in PHP are implemented via referencing mechanisms, so everything mentioned herein about reference binding also ...