2008/5/22, Alexey Zakhlestin <[EMAIL PROTECTED]>: > On Wed, May 21, 2008 at 10:46 PM, LEW21 <[EMAIL PROTECTED]> wrote: > > Sometimes call time pass by reference is useful, for example when you > > want to make it possible to omit an param (normally passed by > > reference) by setting null. With no call time pass by reference, > > programmers are required to write: > > > > $null = null; > > foo($null); > > > what stops you from declaring: > > function someFunc(&$param = null) > { > } > > it works just fine And what if this param isn't the last param of this function, and next params are required?
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