PHP Tutorials

PHP Download pictures Now I do a button on the page, as long as the user, I use PHP in the background to download the specified image to the user's computer, how to achieve this function, do not download to the server, but directly download my

Do you usually use the framework to do the project now? Or to encapsulate several classes of their own; Studied the next, thinkphp; Feel a lot of things written very cumbersome; Probably for the sake of universal, make a lot of judgments, even

The doubts of PHP binary search $ARR =array (1,3,4,5,7,8,9); Search ($ARR, 7,0,count ($ARR)-1); function Search ($ARR, $FindVal, $LeftIndex, $RightIndex) { if ($FindVal > $ARR [Count ($ARR)-1]) { echo "Could not find this value"; }else if ($FindVal

Ask for a PHP regular replacement statement There is a text that reads as follows: TitleTitle......Title Each of the numbers in this article is not the same. I want to put the text in the id= "number" to remove the sentence how to write ah?

How to represent the total number of loop arrays in PHP This post was last edited by chinaphp2010 on 2015-01-28 13:18:14 If the For loopFor example, there are n times in this cycleSo how do you calculate the value of n?Of course many people will say

Query the database directly and which one is fast? For example, a TV show that has 2000 links is a separate piece Now join the new link query whether it is a duplicate link to determine if there is a query time of 0.05 if it is time to add 2000

PHP MD5 Encryption Code: body Style="Color:green;font-size:28px;background:black;font-family:verdana, Sans-serif; " > error_reporting (0);? > form name="C" action=" " method= "Get">Input your text:input type="text" name="C"

Is there a problem with the big God code? function getcategorymapselectly ($TBL, $cid) { Global $DB; $return = "; $ii = 1; $arr = Explode (', ', $cid); foreach ($arr as $k = = $v) { if (! $v) Unset ($arr [$k]); } foreach ($arr as $value) { $newarr

What, my smarty can't be used? This is the smarty.php code. Define ("ROOT", str_replace ("\ \", "/", DirName (__file__)). ' /');Require_once ROOT. ' libs/smarty.class.php ';$smarty =new smarty ();$smarty->settemplatedir (ROOT. " TPL

PHP redirect the problem, ask God help, I swear I have been looking for 6 hours, still did not find out where there is a problem Warning:cannot Modify header Information-headers already sent by (output started at index.php:1) in Login_functions.inc .

Ask Random display questions Ask for a moment, If you use Php+mysql, Want to search from the database to meet the requirements of the data, the order of random display, and pagination display. If you want to make the data do not repeat, especially

PHP Basics: Parameters for functions This post was last edited by php_2015 on 2015-01-28 10:45:18 function Run () {Echo 123;}$_a = ' AA ';$_b = ' BB ';Run ($_a,$_b); Line 1th, when the function is defined, the argument is empty.The 6th line in

How to commit the following values ' > If the above code is submitted via POST ($_post[scene]), the Sceneid ID value is obtained. How do I get the value of a scene?------to solve the idea----------------------Write the scene to the value of

Picture processing in thinkphp foreach ($info as $file) { $CC = $data [' img '] = $file [' Savename ']; Echo basename ('./uploads/42.jpg ', '. jpg '); $image->open ('./uploads/ picture name . jpg '); $image->thumb (->save) ('./uploads /Picture

Don't know what's wrong, help me at home and see what's going on here. High-intensity in the local PHP5.3.3 environment to finish a website program. Local testing is not a problem at all. Uploaded to the server. The problem is out. The server is

PHP for Loop thinking problem I am a novice php, recently developed projects to find a binary tree system of Welfare award. The execution efficiency is too low after the completion of writing. Ask Master big God to point out the idea. Picture

Why does the board have some field indexes that affect query speed more? Why does the board have some field indexes that affect query speed more? ------to solve the idea---------------------- The index does not slow down the query speed, but it

PHP Form form submission problem Orderform.html as follows Untitled 2 The processorder.php code is as follows Echo 'Order process!'; ?> Now the question is, when I fill out the form, click Submit, and do not follow the

Web site made with PHP, can't open the question The group made the site, using PHP (I am only responsible for the database), running on their own computer, without networking. After setting up the APACHE+PHP+MYSQL environment, the website can run.

PHP Tree structure display Arrays (Array (7,5), Array (7,6,1), Array (7,6,2,3,5), Array (7,6,2,3,6)) On the front side want to show the tree shape, how to deal with? ------to solve the idea---------------------- $a = Array (array (7,5), Array (7,6,1