how to use php

Use php or js to get the image size, height and width. read the text and use php or js to get the image size, height and width .,? $ Arr = getimagesize ("> $ Arr = getimagesize ("images/album_01.gif ");Echo $ arr [3];$ Strarr = explode ("\" ", $

Use PHP to get the string length (strlen, mb_strlen. Strlenintstrlen (stringstr) gets the length of the string specified as a parameter. Because the number of bytes is obtained, the halfwidth text is 1 byte and the fullwidth text is 2 bytes.

The main thing about how to use PHP to convert PDFs to images is the need to install ImageMagick extensions on the server side. With the ImageMagick extension, you can use the following code to implement it. * @param $pdf pending PDF file* @param

This article mainly introduces you how to use PHP to get the full URL. First give the novice small white to briefly introduce what is the URL. Baidu Encyclopedia is so explained, the Uniform Resource Locator is the location of the resources

: This article describes how to use php to implement simulated login to the Zhengfang educational administration system. if you are interested in the PHP Tutorial, refer to it. The first time I used php to implement simulated login, it was really a

This article mainly describes how to use PHP to determine the input does not exceed the length of the MySQL field of the varchar range, has a certain reference value, now share to everyone, the need for friends can refer to varchar Type field, if

This article describes how to use PHP to determine that the user is logged on for the first time of the day. For more information about PHP tutorials, see. Preface Some time ago, I was working on a project and asked people to automatically send

Tutorial: why can't I use php to create a new file folder in linux and set it to 777? why can't I use file_put_contents in php to create a new file? ps: in windows, there is no problem. could you please advise? Solution: ------------------ what is

: This article mainly introduces how to use PHP to convert strings separated by underlines into a hump naming method, and convert the first letter after the underline into uppercase letters, if you are interested in the PHP Tutorial, refer. Recently,

Use PHP to build a static website In many cases, there is no need to use a framework for static websites. you can simply use PHP to control templates.1. page to process the View part used by you.2. framework templates are used to process

With the advancement of technology, the application of QR codes has become more and more extensive. today I will share with you how to use PHP to generate QR codes and how to generate a QR code with a median LOGO image. With the advancement of

How to use php functions in smarty /** * Use php functions in the smarty template engine * By bbs.it-home.org */ Require 'libs/Smarty. class. php '; $ Smarty = new Smarty; $ Smarty->

Use PHP to import data to Foxmail. Recently, Xiaoyang made a PHP transcript where students added or modified the name, email address, OICQ, and other information and stored them in the mySQL database. One day, Xiaoyang suddenly thought that if he

Use PHP to extract the FLASH address code from the video website page. Then I implemented this function using PHP. I think it is a pleasure to use PHP to do this job! Using its powerful HTML page processing functions and regular expressions, I

PHP generates two types of QR code most commonly: 1. Use google APIs to generate the QR code, 2. use PHPQRCode to generate the QR code. The two methods are very clear and the effect is good. Next let's take a look at it in detail. With the

Use PHP to control the use of the user's browser-ob * function. Using PHP to control the user's browser -- ob * function using OutputControl function allows you to freely control the data output in the script. It is very useful, especially for: when

Use PHP to achieve static WEB pages. In recent years, the World Wide Web (also known as the World Wide Information Network (WWW) has continuously changed the face of information processing technologies. WEB has quickly become an effective medium for

Use php to write web crawler php web crawler Is there any e-books or video tutorials for Web crawlers written in php? If you want to learn this by yourself, please kindly advise... Reply to discussion (solution) What is Web crawler? Do you want

How can I use php to import an excel file to a mysql database and save it? Php excel mysql I want to use php to import an excel file to the mysql database and save it. please help me. I have one case that can be run directly. thank you for your

Use php to generate static html pages (two common methods) and two static methods. Use php to generate static html pages (common 2 methods ), static 2 because each time a user clicks a dynamic link, the server will send data query requests. for a