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devel / comp.lang.php / Re: php is retrocompatible ?

Re: php is retrocompatible ?

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Subject: Re: php is retrocompatible ?
From: he12091983@gmail.com (Angel)
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by: Angel - Wed, 29 Jun 2022 16:50 UTC

J.O. Aho kirjutas Esmaspäev, 20. august 2018 kl 06:46:44 UTC+2:
> On 08/20/2018 05:32 AM, Gianni wrote:
>
> > is it retrocompatible ? If I use old script from php5 in a php5.6
> > interpreter , will they work ?
> In general php5 scripts will work on which ever php5.x version and may
> even work well in php7.x too.
>
> Running php4 scripts on php5.x will also work as long as it don't use
> oop as there was a major change how objects worked between the two major
> versions.

Really so with oop ? I didn't know that. I have to check it out myself to believe it.

>
> --
>
> //Aho

Re: php is retrocompatible ?

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From: usenet@arnowelzel.de (Arno Welzel)
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Subject: Re: php is retrocompatible ?
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by: Arno Welzel - Thu, 30 Jun 2022 08:37 UTC

Angel:

> J.O. Aho kirjutas Esmaspäev, 20. august 2018 kl 06:46:44 UTC+2:
>> On 08/20/2018 05:32 AM, Gianni wrote:
>>
>>> is it retrocompatible ? If I use old script from php5 in a php5.6
>>> interpreter , will they work ?
>> In general php5 scripts will work on which ever php5.x version and may
>> even work well in php7.x too.
>>
>> Running php4 scripts on php5.x will also work as long as it don't use
>> oop as there was a major change how objects worked between the two major
>> versions.
>
> Really so with oop ? I didn't know that. I have to check it out myself to believe it.

<https://www.php.net/manual/en/language.oop5.php>

--
Arno Welzel
https://arnowelzel.de

Subject	Author
Re: php is retrocompatible ?	Angel
Re: php is retrocompatible ?	Arno Welzel