PHP Tutorials

In_array (PHP 4, PHP 5) in_array-checks if a value exists in the array Description Copy CodeThe code is as follows: BOOL In_array (mixed $needle, array $haystack [, BOOL $strict]) Searches for needle in haystack and returns TRUE if found,

Copy CodeThe code is as follows: $num = 1220.01; echo Fmoney ($num);//Result: 1,220.21 echo Umoney ($num); Results: one thousand and hundred twenty DOLLARS and twenty-one CENTS only Echo Umoney ($num, "RMB"); Results: one thousand and hundred

Copy CodeThe code is as follows: /* Author:www.5dkx.com Done: Generating HTML documents Date:2009-10-27 */ Require_once ("conn.php"); if ($_get[' all ') { /* Get database records so that the generated HTML file has a file name */ $sqlquery =

Requires the display of a real-time countdown of hours minutes seconds, and the user-side modification date time does not affect the normal display of the countdown (that is, the server time). In fact, this and a lot of examinations and other

Copy CodeThe code is as follows: ** * Write files * @param string $file file path * Write content @param string $str * @param char $mode write mode */ function WriteFile ($file, $str, $mode = ' W ') { $oldmask = @umask (0); $fp = @fopen ($file,

Recently saw a clever method, the principle is $var _a = ' var_b '; $ $var _a = ' Test '; then echo $var _b; for ' Test ' So you can handle it. Copy CodeThe code is as follows: foreach (Array (' _cookie ', ' _post ', ' _get ') as

For this reason, many security researchers recommend disabling point Allow_url_fopen in the php.ini configuration. Unfortunately, many people who recommend this approach do not realize that this can disrupt many applications and do not guarantee a 10

Pack them up as a file, call it fun.php. Copy CodeThe code is as follows: function Passport_encrypt ($txt, $key) { Srand (Double) microtime () * 1000000); $encrypt _key = MD5 (rand (0, 32000)); $ctr = 0; $tmp = "; for ($i = 0; $i $ctr = $ctr = =

1 Seeking length, the most basic $text = "Sunny Day"; $count = strlen ($text); $count = 9 2 string interceptionThe number of characters before interception $article = "Breaking news:in ultimate irony, man bites dog."; $summary = Substr_replace ($

How to use: Copy CodeThe code is as follows: $s = ' China '; $os = new String ($s); echo $os->decode (' GBK '), '; echo $os->decode (' GBK ')->encode (' MD5 '), '; Code Copy CodeThe code is as follows: Class String extends StdClass { Private

Then I use PHP to achieve this function, I think PHP to do this work is a pleasure! With the powerful HTML page-handling functions and regular expressions that they provide, just a few lines of code can take care of this feature. Paste the key code:

Upload Image: Copy CodeThe code is as follows: if (!empty ($_files["img" ["name"])) {//Extract the File field content name and determine $path = "uppic/"; Upload path if (!file_exists ($path)) { Check if there is a folder, if not created, and give

Here is the source code, and its related explanations Copy CodeThe code is as follows: URL is the full picture address of the remote, cannot be empty, $filename is saved as the picture name By default, the image is placed in the same directory as

Do we have to do this? Many online posts are the same, others said to, he also said to. In fact, every time the system is re-installed, such a copy, toss it again, too hard. Used apmserv this idiot-style installation package of friends may find that

Copy CodeThe code is as follows: Public Function Insertuser ($userArray) { foreach ($userArray as $key = = $value) { @ $field. = "$key,"; @ $content. = "' $value ',"; } $field = Ereg_replace (', $ ', ', $field); $content = Ereg_replace (', $ ', ',

Description bool Is_dir(String $filename) Returns TRUE if the file name exists and is a directory. If filename is a relative path, the relative path is checked according to the current working directory. Note: The result of this function will be

The syntax for a function is: Function Definition Method Copy CodeThe code is as follows: Function "Function_name" (Arg1, arg2 ...) { [Code to execute] return [Final_result]; } where [Final_result] usually returns the value of a variable from a

Send code directly below Copy CodeThe code is as follows: /* file:config_smarty.php Done: Configuring Smarty Author:www.5dkx.com Date:2009-12-21 */ Include_once (".. /libs/smarty.class.php "); Class Mysmarty extends smarty{ function __construct ()

Finally Emperor not bear, the answer or let me find. It's all on the Internet. Copy CodeThe code is as follows: $content = Iconv ("Utf-8", "gb2312", $content); In fact, it is also right, looking at the Utf-8 is actually converted into gb2312, but

Directly below the code Copy CodeThe code is as follows: Date_default_timezone_set ("Asia/shanghai"); /* function Create_siteinfo Done: Website Information Form Author:www.5dkx.com Date:2010-3-30 Table structure: Title Site name Keyword website