Re: Can I install versions of PHP/MySQL that will be compatible with my host server?

From: Date: Mon, 19 Sep 2005 14:32:29 +0000
Subject: Re: Can I install versions of PHP/MySQL that will be compatible with my host server?
References: 1 2 3  Groups: php.general 
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Jordan Miller wrote:
On Sep 19, 2005, at 8:31 AM, Jochem Maas wrote:
e.g: $var = array_pop( explode('-', '1-2-3-4-5') ); .. is bad code (read the manual page for array_pop very carefully) and would work in older versions but the engine has been tightened up to disallow such fauxpas.
Jochem, Whoa... what do you mean by this, exactly? I am running PHP 5.0.4 and
what I meant an what I wrote apparently don't match up very well :-) I meant to give a valid example of when you can't pass the return value from a function to another function due to the fact that a reference is expected and in some situation the var you are passing is a reference to 'nothing' - which works in older version of php but is also the cause of a couple of weird/nasty & inexplicable potential seg faults ... it was fixed, Derick opened his mouth, alot of people got angry - personally I don't give a shit because I only use 5.0.x (I'll be waiting until the shitstorm has died down before trying out 5.0.5 or 5.1 :-) maybe this helps to explain (alot) better what I was talking about ... http://phplens.com/phpeverywhere/?q=node/view/214 anyway thanks for the catch Jordan.
$var is correctly set with the code you give above. I could not find anything like you describe in the array_pop manual (see below). Please elaborate on why this is "bad" code. Jordan array_pop (PHP 4, PHP 5) array_pop -- Pop the element off the end of array Description mixed array_pop ( array &array ) array_pop() pops and returns the last value of the array, shortening the array by one element. If array is empty (or is not an array), NULL will be returned. Note: This function will reset() the array pointer after use. Example 1. array_pop() example <?php $stack = array("orange", "banana", "apple", "raspberry"); $fruit = array_pop($stack); print_r($stack); ?> After this, $stack will have only 3 elements: Array ( [0] => orange [1] => banana [2] => apple ) and raspberry will be assigned to $fruit. See also array_push(), array_shift(), and array_unshift().


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