@access
Scope of use: class, function, var, define, module
This tag is used to indicate the access permission of keywords: private, public or protected
@author
Indicate the author
@copyright
Scope of use: class, function , var, define, module, use
Indicate copyright information
@deprecated
Scope of use: class, function, var, define, module, constent, global, include
Indicate unused or obsolete keywords
@example
This tag is used Parse the contents of a file and highlight them. Phpdoc will try to read the file content from the file path given by this tag
@const
Using scope: define
Used to specify the constant defined in php
@final
Using scope: class, function, var
Indicate that the keyword is a The final class, method, and attribute are prohibited from being derived or modified.
@filesource
Similar to example, except that this tag will directly read the content of the currently parsed php file and display it.
@global
Indicates the global variable referenced in this function
@ingore
Used to ignore specified keywords in the document
@license
Equivalent to in the html tag, first is the URL, and then is to be displayed The content
For example, can be written as @license http://www.baidu.com Baidu
@link
Similar to license
but you can also use link Point to any keyword in the document
@name
Specify an alias for the keyword.
@package
Usage scope: page level -> define, function, include
Class level ->class, var, methods
Used to logically group one or several keywords into a group.
@abstrcut
Indicates that the current class is an abstract class
@param
Indicates the parameters of a function
@return
Indicates the return pointer of a method or function
@static
Indicates that the keyword is static.
@var
Indicate the variable type
@version
Indicate the version information
@todo
Indicate the areas that should be improved or not implemented
@throws
Indicate the error exceptions that this function may throw, and the extreme situations
As mentioned above, Ordinary document tags must be marked with @ at the beginning of each line. In addition, there is also a tag called inline tag, represented by {@}, which includes the following types:
{@link}
Usage is the same as @link
{@source}
Display the content of a function or method

TooptimizePHPcodeforreducedmemoryusageandexecutiontime,followthesesteps:1)Usereferencesinsteadofcopyinglargedatastructurestoreducememoryconsumption.2)LeveragePHP'sbuilt-infunctionslikearray_mapforfasterexecution.3)Implementcachingmechanisms,suchasAPC

PHPisusedforsendingemailsduetoitsintegrationwithservermailservicesandexternalSMTPproviders,automatingnotificationsandmarketingcampaigns.1)SetupyourPHPenvironmentwithawebserverandPHP,ensuringthemailfunctionisenabled.2)UseabasicscriptwithPHP'smailfunct

The best way to send emails is to use the PHPMailer library. 1) Using the mail() function is simple but unreliable, which may cause emails to enter spam or cannot be delivered. 2) PHPMailer provides better control and reliability, and supports HTML mail, attachments and SMTP authentication. 3) Make sure SMTP settings are configured correctly and encryption (such as STARTTLS or SSL/TLS) is used to enhance security. 4) For large amounts of emails, consider using a mail queue system to optimize performance.

CustomheadersandadvancedfeaturesinPHPemailenhancefunctionalityandreliability.1)Customheadersaddmetadatafortrackingandcategorization.2)HTMLemailsallowformattingandinteractivity.3)AttachmentscanbesentusinglibrarieslikePHPMailer.4)SMTPauthenticationimpr

Sending mail using PHP and SMTP can be achieved through the PHPMailer library. 1) Install and configure PHPMailer, 2) Set SMTP server details, 3) Define the email content, 4) Send emails and handle errors. Use this method to ensure the reliability and security of emails.

ThebestapproachforsendingemailsinPHPisusingthePHPMailerlibraryduetoitsreliability,featurerichness,andeaseofuse.PHPMailersupportsSMTP,providesdetailederrorhandling,allowssendingHTMLandplaintextemails,supportsattachments,andenhancessecurity.Foroptimalu

The reason for using Dependency Injection (DI) is that it promotes loose coupling, testability, and maintainability of the code. 1) Use constructor to inject dependencies, 2) Avoid using service locators, 3) Use dependency injection containers to manage dependencies, 4) Improve testability through injecting dependencies, 5) Avoid over-injection dependencies, 6) Consider the impact of DI on performance.

PHPperformancetuningiscrucialbecauseitenhancesspeedandefficiency,whicharevitalforwebapplications.1)CachingwithAPCureducesdatabaseloadandimprovesresponsetimes.2)Optimizingdatabasequeriesbyselectingnecessarycolumnsandusingindexingspeedsupdataretrieval.


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