How PHP functions return multiple values

But my experience is as follows: The following function tells us whether the two users can communicate with each other. function A_can_talk_to_b ($a, $b) { return (...) true:false;} Now that things have changed, in addition to telling you if you

PHP underscore code error, help to see

Return a copy of the array with falsy values removed public function compact ($collection =null) { list ($collecti ON) = Self::_wrapargs (Func_get_args (), 1); $collection = Self::_collection ($collection); $__ = new Self;

What is the difference between a square bracket [] in PHP and an array index with curly braces {}?

It is found that the array can be indexed using [] and {} in PHP, as Output:Bcarrays are indexed by [] when looking at PHP code, but sometimes {}What is puzzling now is what is the specific meaning of using the {} array index?

Open source-A good PHP open source system How to study it can be more efficient

A good PHP open source system How to study it can be more efficient A good PHP open source system How to study it can be more efficient Reply content: A good PHP open source system How to study it can be more efficientA good PHP open source

Javascript-jquery How to implement the page refresh after retaining the mouse click AddClass style?

At first it was the effect. This effect is turned on after the mouse click To ensure the implementation of a-tag click link a new URLAt the same time to ensure that the effect achievedI am currently writing the website code can be downloadedHttp://11

How to invoke the first comment of a WordPress article outside the article page

Preferably a system function rather than a database call Reply content: Preferably a system function rather than a database call As far as I know, there is no such function. Need to write on their own.Can be in wp-includes/comment.php Add

Memcached-in PHP, is it faster to put data in the cache, or to include it through include?

I am a novice, the specific execution mode of PHP is not very clear. Some of the basic configuration parameters of the site, is to save in the database using memcache memory better? Or is the configuration used to read and write files in the php

Is there a bug in Scws's Scws_get_words function?

idf

Scws is a very good Chinese word thesaurus, its PHP extension can be easily processed word segmentation. Now find one of the functions scws_get_wordsfunction problem, this function is used to get the result of the participle, its second parameter

What is the difference between $this->name and $this-> $name in PHP?

$this->name $this->$name What is the difference between PHP and? Reply content: $this->name $this->$name What is the difference between PHP and? You can search for variable variables that understand PHP. This is the variable named $name in

Yii2 easy to use date and time components (worth collecting) _php instances

Date components, time components are essential in the development of peacetime. Today we will talk about the YII2 in the super-easy to use the time components, but also save everyone to find JS plug-ins. Before sharing, let's preview the effect and

What is the form of the article in the blog?

We use the Construction station program, for example, in WordPress published articles, in the Discuz post, where the article, the post is kept in the database, or in other forms exist? How is it implemented? This issue has been closed due to:

Clob field inserted in Php+oracle is greater than 4000 bytes quoted string literal too long

Rt,google says that SQL statements are too long to be used in the form of bound variables. Project with Yii,so, I use Yii bindparam, but solved the newspaper character is too long, but the new error: can only bind to insert long column Long

How to detect the user malicious upload zip*, prevent unzip detonate

See this article about zip bombs on hackernews http://news.ycombinator.com/item?id=4 ... I think, if users upload a zip to the server, the server silly to understand the pressure, it would not be a crash After the user uploads the zip file, how

php, why 0 = = ' abc ' is set up?

0== ' is set up I do understand that 0== ' ABC ' also set up don't understand, please advise! Reply content: 0== ' is set up I do understand that0== ' ABC ' also set up don't understand, please advise! Aha, the first two days just looked at

Php5.4-php 5.4 is coming, see what features you need, what are your most anticipated features?

The beta version of PHP 5.4 is about to be released, and there are a lot of reference on the Internet for the new features of PHP 5.4, and here's an official detailed list for http://svn.php.net/viewvc/php/php-src .... For me, in addition to some

How to get SQL after prepare

$db = new PDO();$sth = $db->prepare('sql');// 有木有一个类似getSql的方法可以获取执行的SQL的= = And then $db = new PDO();$sth = $db->prepare('select * from `table` where p1 = :p1 limit

How to manage the user key in symmetric encryption algorithm?

A system that uses a user-logged password for data-encrypted transmission. How to manage the user key effectively and reasonably? Reply content: A system that uses a user-logged password for data-encrypted transmission. How to manage the user

LNMP environment memory consumption need to add memory

LNMP, Memory 512MB. Physical memory: Total 489.27 m, used 459.78 m, idle 29.49 m, usage 93.97% cache memory 228.51 M, usage 46.7%| Buffers buffer for 0 m real memory using 231.27 m, real memory idle 258 m, usage 47.27%swap zone: Total 478.99 m,

Whether PHP date (' W ') is reversible

Ask for a $week = Date (' W '); function ($year, $week) return time of Monday; Simultaneous solution Date ("W", Strtotime (' 2011-1-1 ')) why not 1 Date ("W", Strtotime (' 2013-1-1 ')) why is 1 Reply content: Ask for a $week = Date (' W ')

What are the advantages of PHP SPL Core library relative to previous?

spl

I would like to ask, what is the benefit of the SPL provided by PHP5, which can be solved by writing an array before, why do we have to wrap a class now? For example, traversing the directory code, what is SPL better than traditional code? SPL

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