automatic switchboard

The Spl_autoload_register function is an important way to implement automatic loading of undefined class functions, so called automatic loading means that our new class must first include or require class files if there is no include or require , you will get an error. So we have to write a lot of include or require files on the head of the file, very troublesomeTo make it normal to have a new class without

The so-called automatic boxing, is the basic data types with their corresponding reference type packaging, so that they can have the characteristics of the object. For example, we can wrap the int type as an integer type, and wrap the double type as a double. The so-called unboxing, is to do the opposite with automatic boxing operation. Automatic Boxing: When a t

1, the use of automatic verification methods must use the Create () method to be effective; 2, if the primary key is not incremented, the function can not pass the Create () method inside whether the primary key to judge is the update operation or insert operation. This time you need to manually specify Create ($_post,1) "Insert Data" Create ($_post,2) "Update Data" 3 , automatic mapping is to De Yin the da

Please answer in detail. Reply content: Please answer in detail Registering and loading is a function or method. When the program does not find a class, it will first access this method to load the corresponding class to the program according to its own rules.The registration of automatic loading tells PHP which automatic loading method will be used, so that PHP will know which method to call for lo

This article mainly introduces ThinkPHP3.1's dynamic setting auto-completion and auto-verification functions. if you need ThinkPHP, refer to ThinkPHP Before ThinkPHP3.1, if you need to set automatic verification or automatic completion, you must define it in the model or use the setProperty method to dynamically set attributes, however, the disadvantage of doing so is that it is not convenient for dynami

Before ThinkPHP3.1, if you need to set automatic verification or automatic completion, you must define it in the model or use the setProperty method to dynamically set attributes, however, the disadvantage of doing so is that it is not convenient for dynamic changes and adjustments. ThinkPHP3.1 adds two coherent operations: auto and validate in the model class, which are used to dynamically set

How to close the function of the micro-letter free payment automatic deduction? Recent small knitting on the internet to see a lot of small partners are talking about, because of the trouble before the application of the payment of a small letter to pay and some automatic renewal of the project, then how should we terminate it, the following let the world small mobile phone to teach you the micro-letter-fre

What is automatic photo taking: Automatic photo-taking means that the mobile phone can automatically adjust the distance between the scene and the phone lens to achieve an optimal visual state Automatic photo use: 1. Under the Standby page, click "Application".2. Click "Camera".3. Click "Mode".4. Click "Automatic".5

I recently revised the site, using the dream 5.7 version, want to make the article automatic inner chain, looking for a long time on the internet, found that all the articles have only solved the problem of internal chain, and did not solve the "automatic" word, so after research, through the following methods to solve the dream 5.7 automatic internal chain probl

Enable automatic backup feature The database may become unusable due to a large number of hardware or software failures. Automatic database backup reduces DBA database backup management tasks, and it always ensures that the database performs the most recent full backup when needed, and it is necessary to note that automatic backups are full, not incremental or d

In our lives, automatic login for account is already very common, so use the filter to achieve this function. The main introduction of the user's automatic login and cancellation of automatic login, as well as the implementation of a day automatic login or n-day automatic l

Description of Entity notes corresponding to the automatic association query and automatic association update navigation properties of Entity Framework, entityframework I. First, I want to know about the automatic association query of Entity Framework: Automatic association query of Entity Framework. Three methods are

Automatic line feed in DIV and automatic line feed in DIVWord-break: break-all and word-wrap: break-word can automatically wrap the content of a container such as DIV.Their differences are:1. word-break: break-all: for example, if the div width is PX, its content will be automatically wrapped in PX. If the end of the line has a long English word (congratulation, etc ), it truncates the word and converts it

How To Disable Windows automatic upgrade and windows automatic upgrade Most users who use Windows will update and upgrade some Windows systems during startup or shutdown, which sometimes takes a long time on the computer and affects their work. We can turn off automatic upgrade and manually upgrade it for a while. When aut