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May I ask which one is more efficient?

Which of the following two ways of writing is more efficient? ----------------------------------foreach ($arr as $k => $i){ list($value) = each($arr); echo '<h2 align="center&quo

吳小辰阿 2019-05-13 16:30:05 0  1  1402

Which is more efficient, $("#content .abc") or $("#content").find(".abc")?

Which is more efficient, $("#content .abc") or $("#content").find(".abc")?

天蓬老師 2017-06-26 10:50:26 0  4  1090

The most efficient way to group object arrays

What is the most efficient way to group objects in an array? For example, given the following array of objects: [{Phase:"Phase1",Step:"Step1",Task:"Task1",Value:"5"},{Phase:"Phase1",Step:"Step1",Task: "Task2",Valu

P粉310754094 2023-08-21 14:34:06 0  2  712

php - In mysql, is it more efficient to use int type as a primary key field than char type?

In mysql, is it more efficient to use int type as a primary key field than char type? Due to business requirements, it is necessary to use timestamp + 2 random numbers to form the ID. For example: 149561542040, a total of 12 digits. If the ID field uses integer bigint, will it be more efficient than...

黃舟 2017-05-25 15:08:20 0  2  919

javascript - js efficient element position replacement

js high-efficiency element position replacement ul {code...} two element position replacement

阿神 2017-05-19 10:38:59 0  1  805

Are MySQL views more efficient than complex queries?

I'm having a problem with a SELECT statement using multiple inner joins. My code is as follows: SELECT`movies02`.`id`,`movies02`.`title`,`movies03`.`talent`,`movies07`.`character`,`movies05`.`genre`FROM`movies02`INNERJOIN `movies07`ON`movies07`.`movie`=`movies02`.`

P粉237689596 2024-01-10 17:09:15 0  1  531

angular.js - Which angularjs template layout method is more efficient?

{code...} and {code...}

為情所困 2017-05-15 16:59:32 0  1  799

Is null more efficient than false and 0 in php?

Because I infer that the memory address space of null has no value, while the other two have addresses

伊謝爾倫 2017-05-16 13:17:02 0  2  555

Efficient strategies for managing v-models in dynamic input fields

I have a form that gives the user the option to click an "Add" button and enter content into a new field. I currently have the v-model dynamically generated for the fields, but I realized that I need to register/return each field in the setup function in order to use them. How can I genera...

P粉897881626 2024-02-03 18:06:47 0  1  526

Create iframe with dynamic URL: efficient way to use user data

First time posting a question here. I'm definitely not a coding expert, I've learned some HTML and CSS through Google, StackOverflow, and a lot of trial and error, but this question seems to be a PHP question, and I know next to nothing about PHP. I'm creating a subscription WordPress site and I nee...

P粉155128211 2023-08-28 23:47:44 0  1  686

Efficient ways to resolve cURL Error (7): Unable to connect to host

I'm using cUrl (php) to send a project code to a web service in xml format. On localhost I get the correct response, but when executed on the server it shows: cURL Error (7): Unable to connect to host Here is my code: functionxml_post($post_xml,$url){$user_agent =$_SERVER['HTTP_USER_AGENT'];$ch=curl...

P粉674999420 2023-08-20 16:21:20 0  1  999

What is the most efficient way to INSERT multiple values ??in mysqli?

I'm looking for a SQL injection safe technique to insert a large number of rows (~2000 rows) at once using PHP and MySQLi. I have an array that contains all the values ??it must contain. Currently I'm doing this: <?php$array=array("array","with","about","2000&qu...

P粉908138620 2023-10-21 14:39:48 0  2  863

Sharing nw.js binaries with applications in subfolders: A guide to efficient distribution

So I've got the following problem: My project (this one) depends on two different nw.js applications bundled using web2exe. One of them is for setup and the other is GUI-less and should run in the background on startup. The second application also relies on nw to implement operations such as showing...

P粉465287592 2024-01-17 08:58:39 0  1  680

PHP determines whether an array is empty, which one is more efficient?

isset count empty

僅有的幸福 2017-05-16 12:58:57 0  4  897

Are the efficiency of js replacement and adding object members the same?

As in the title, there are two examples (you can imagine other examples by yourself): {code...} {code...} Which one is more efficient?

曾經(jīng)蠟筆沒(méi)有小新 2017-06-12 09:28:17 0  3  815

What is the most efficient way to distribute data in a Vue3 application?

Is there a recommended way to propagate data through vue components? What I want to do is get the data from the backend once and propagate it to various locations in my project, but I can't find the right strategy. sessionStorage: works great and resets when refreshing/closing the window, but it won...

P粉413307845 2024-03-26 15:19:42 0  1  670

Is using an external CSS file really more efficient than using style tags?

I've heard that external css files can be cached by browsers, thus improving network performance. My question is is this true? Do cached CSS files really improve performance?

P粉864594965 2024-02-03 23:08:47 0  1  460

Build efficient Laravel applications: implement dual API and view functions, and separate controllers

I want to structure my Laravel application so that API and view functionality are handled efficiently while avoiding duplication in controllers. How do I set up my application to have two separate controllers, one dedicated to API operations and another for view-related operations? Also, what is the...

P粉558478150 2023-08-16 10:39:36 0  1  791

How to implement the most efficient database search method in Laravel's Inertia/Vue

I want to search the customer list and change the component as it is. Currently I'm searching for a specific customer using this link /customer/$searchColumn/$searchTerm?page=4 This is what my controller returns returnInertia::render('Dashboard',['customers'=>Customer::whereLike(" nr",(...

P粉458725040 2023-08-15 18:05:26 0  1  654

Can PHP and MariaDB provide a more efficient solution for performing multiple inserts?

So I'm trying to build a small database to track the high scores of the pinball machines in our league. I have a table of users that only has an AIid column and a column containing their email address. Then I have a game table which is an AIid column, and the name of the machine. Since it is a many-...

P粉423694341 2024-01-16 20:14:35 0  2  607