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Tag: reference

Showing duplicate keys in associative array in PHP

I have an array of numbers: [Note: $arrNum is dynamic. It’s created using rand(). So every time the values will be different. It’s not fixed values.] Now there’ll will be an associative array named $arrNumDouble. The key of $arrNumDouble is the value of $arrNum and the value corresponding to the key is the double of the key. Now $arrNumDouble becomes:

Does PHP class property scope overridden by passing as reference?

In PHP, if you return a reference to a protected/private property to a class outside the scope of the property does the reference override the scope? e.g. Is this correct and is the array bar being passed by reference? Answer Well, your sample code is not PHP, but yes, if you return a reference to a protected variable, you can

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