php程序运行时间过长?解决方案-PHP Tutorial-php.cn

Home

Backend Development

PHP Tutorial

php程序运行时间过长?解决方案

WBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWBOYWB

Jun 13, 2016 am 10:36 AM

ajaxjavascriptnbspphpxml

php程序运行时间过长?
问题描述：
使用某个网站提供的接口来获取相关内容（这些内容都是以
xml内容的格式返回的），当输入的参数有效时，程序能快速响应并
正常运行，但是当输入的参数无效时（就是接口获取不到任何内容），
程序就会在调用某个方法时花费较长的时间，并且返回一个错误。
现在的情况是这样：为了改善用户体验，上述过程使用ajax方式来实
现，当ajax在进行中时，页面上会显示一个动态的图像，并且提示用
户“正在获取内容”，当然如果内容失败，

------解决方案--------------------
使用ajax方式来实现？？？
这就与 php 无关了，请到 javascript 或 ajax 版面求解
------解决方案--------------------
用一个js 在触发后多长时间检测一下结果如果结果还不是成功，那么操作其他动作。这么处理.
------解决方案--------------------
贴出代码看看
------解决方案--------------------
JS 使用try

Statement

The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Dependency Injection in PHP: Avoiding Common PitfallsMay 16, 2025 am 12:17 AM

DependencyInjection(DI)inPHPenhancescodeflexibilityandtestabilitybydecouplingdependencycreationfromusage.ToimplementDIeffectively:1)UseDIcontainersjudiciouslytoavoidover-engineering.2)Avoidconstructoroverloadbylimitingdependenciestothreeorfour.3)Adhe

How to Speed Up Your PHP Website: Performance TuningMay 16, 2025 am 12:12 AM

ToimproveyourPHPwebsite'sperformance,usethesestrategies:1)ImplementopcodecachingwithOPcachetospeedupscriptinterpretation.2)Optimizedatabasequeriesbyselectingonlynecessaryfields.3)UsecachingsystemslikeRedisorMemcachedtoreducedatabaseload.4)Applyasynch

Sending Mass Emails with PHP: Is it Possible?May 16, 2025 am 12:10 AM

Yes,itispossibletosendmassemailswithPHP.1)UselibrarieslikePHPMailerorSwiftMailerforefficientemailsending.2)Implementdelaysbetweenemailstoavoidspamflags.3)Personalizeemailsusingdynamiccontenttoimproveengagement.4)UsequeuesystemslikeRabbitMQorRedisforb

What is the purpose of Dependency Injection in PHP?May 16, 2025 am 12:10 AM

DependencyInjection(DI)inPHPisadesignpatternthatachievesInversionofControl(IoC)byallowingdependenciestobeinjectedintoclasses,enhancingmodularity,testability,andflexibility.DIdecouplesclassesfromspecificimplementations,makingcodemoremanageableandadapt

How to send an email using PHP?May 16, 2025 am 12:03 AM

The best ways to send emails using PHP include: 1. Use PHP's mail() function to basic sending; 2. Use PHPMailer library to send more complex HTML mail; 3. Use transactional mail services such as SendGrid to improve reliability and analysis capabilities. With these methods, you can ensure that emails not only reach the inbox, but also attract recipients.

How to calculate the total number of elements in a PHP multidimensional array?May 15, 2025 pm 09:00 PM

Calculating the total number of elements in a PHP multidimensional array can be done using recursive or iterative methods. 1. The recursive method counts by traversing the array and recursively processing nested arrays. 2. The iterative method uses the stack to simulate recursion to avoid depth problems. 3. The array_walk_recursive function can also be implemented, but it requires manual counting.

What are the characteristics of do-while loops in PHP?May 15, 2025 pm 08:57 PM

In PHP, the characteristic of a do-while loop is to ensure that the loop body is executed at least once, and then decide whether to continue the loop based on the conditions. 1) It executes the loop body before conditional checking, suitable for scenarios where operations need to be performed at least once, such as user input verification and menu systems. 2) However, the syntax of the do-while loop can cause confusion among newbies and may add unnecessary performance overhead.

How to hash strings in PHP?May 15, 2025 pm 08:54 PM

Efficient hashing strings in PHP can use the following methods: 1. Use the md5 function for fast hashing, but is not suitable for password storage. 2. Use the sha256 function to improve security. 3. Use the password_hash function to process passwords to provide the highest security and convenience.

See all articles