PHP Tutorial How to get the domain name IP address code function $DM = ' www.jzread.com '; $ip = gethostbyname ($DM); echo gethostbyaddr ($IP); echo $ip//Two output results are the same,/* about gethostbyname Syntax string gethostbyname (String $hostname) returns the Internet host specified by host name ...
Recent learning URL jump when new into three PHP encryption and decryption function is very good, looks like the discuz ... Use these encryption to decrypt the reason is because sometimes their own URL address was acquired after you want to break inside the value of the content you must know your key, no key, he should be broken for a while to know the content of your URL. Pack them into a file called fun.php bar <?php function Passport_encrypt ...
PHP because of its power and scalability, in recent years have been considerable development, PHP compared to the traditional ASP site, there is an absolute advantage in speed, want to mssql transfer 60,000 data PHP If it takes 40 seconds, ASP no more than 2 However, due to the increasing number of data sites, we are eager to call data faster, not necessary every time from the database, we can from other places, such as a file, or a memory address, which is PHP caching technology, which is Cache technology. In-depth analysis In general, the purpose of the cache is to count ...
/ php tutorial ini_set change php.ini configuration capabilities Ini_set can be used to quickly modify php.ini configuration settings Oh, you do not need to open php.ini, especially when you do not have to modify php.ini virtual host permissions will find this The function of function, let's look at a few examples below. * / // ini_set has the ability to change the php.ini settings. This function takes two arguments: the name of the configuration variable that needs to be adjusted, and the new value of the variable. // For example, when a script appears to increase the maximum ...
PHP several collection remote server content code/method One imitates the user to access the Web page function Readpr ($link, $url) {$fp = Fsockopen ($url, $errno, $errstr, 30); if (! $fp) {echo "$errstr ($errno) n"; E ...
Developers who have done CMS know that in the LAMP environment for background login and upload files are prone to problems in two places, and mostly because of PHP configuration issues, so make PHP optimization is essential. For PHP optimization, the main parameters of the php.ini reasonable adjustments and settings, the following we take a look at some of the php.ini done CMS developers know in the LAMP environment background Login and upload files, is ...
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