| Re: AND in the if statement [message #171262 is a reply to message #171248] |
Wed, 29 December 2010 22:00   |
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richard
Messages: 213
Registered: June 2013
Karma:
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Senior Member |
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On Wed, 29 Dec 2010 13:05:25 -0800 (PST), Captain Paralytic wrote:
> On Dec 29, 8:53 pm, richard <mem...@newsguy.com> wrote:
>> On Wed, 29 Dec 2010 20:37:05 +0000, Denis McMahon wrote:
>>> On 29/12/10 19:37, richard wrote:
>>>> Ok smart people, answer me this as I have not yet found an answer googling.
>>
>>>> if (a=1) echo "hello";
>>
>>> You haven't been listening.
>>
>>> You have been told what is wrong with this at least twice in the last
>>> two days. You are failing to absorb this essential and fundamental piece
>>> of php.
>>
>>>> In BASIC, I can say, if a=1 AND b=2 then do this.
>>>> Meaning, both conditions MUST be true to get to "do this".
>>
>>> php is not basic. You need to use the correct php syntax and constructs
>>> to do things in php. When you learn the basic php syntaxes and
>>> constructs, people may become more helpful.
>>
>>>> Is it possible to include AND in the PHP if and if so, how?
>>
>>>> Maybe like, if (a=1 and b=2) echo "hello";
>>
>>> You say you are familiar with the php.net website, yet you obviously
>>> managed to miss pages referring to control structures, specifically the
>>> use of if, and logical and comparison operators, despite the fact that
>>> they can be found in the clearly labelled control structures and
>>> operators sections of the clearly labelled language reference section of
>>> the clearly labelled manual.
>>
>>> Therefore, for your next lesson, go to the php.net website, find the
>>> manual pages that deal with:
>>
>>> Manual
>>> Language Reference
>>> Operators
>>> Operator Precedence
>>
>>> Manual
>>> Language Reference
>>> Operators
>>> Comparison Operators
>>
>>> Manual
>>> Language Reference
>>> Operators
>>> Logical Operators
>>
>>> Manual
>>> Language Reference
>>> Control Structures
>>> If
>>
>>> Once you have read those pages, you will either know the answer to the
>>> questions that you have asked here, or, if you do not then know the
>>> answers, will instead know that you have no aptitude whatsoever for
>>> programming in php and should find another hobby, probably one that does
>>> not involve computers.
>>
>>> Rgds
>>
>>> Denis McMahon
>>
>> If my syntax is wrong then so is the coding at php.net.
>> From php.net's example:
>> <?php
>> if ($a > $b)
>> echo "a is bigger than b";
>> ?>
>>
>> Where I may use a single = operator in a post, it is only to show what I'm
>> after in the whole.
>> I understand that it is best to use double == operators in real life.
>
> Not "best" you idiot. In php = is an assignment operator and == is a
> comparison one. They do completely different things.
>
> php.net is not wrong, you are an idiot.
Yet, I haven't seen anything on php.net where this is stated.
Authors often overlook the minor details.
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