Php Min

max () returns the maximum value. Syntax max (x, y) Parameter Description x Required. A few. y necessary. A few. Description max () Returns the value with the highest value in the argument. If there is only one parameter and an array, max () returns the largest value in the array. If the first argument is an integer, string, or floating point number, at least two arguments are required and max () returns the largest of these values. You can compare an unlimited number of values. echo max (1,3,5,6,7); & ...

First, get to know the random number function rand () provided by the PHP tutorial. The rand () function of PHP returns a random integer using the following rand (Min,max) optional argument min and Max can cause rand () to return a pseudo random integer between 0 and Rand_max. For example, want a random number between 5 and 15 (including 5 and 15), with Rand (5, 15). Let me take a look at a specific example, we do a basic function call, do not set the specific parameters, we get the random number ...

php tutorial Web page dynamic effects show the progress of the server to run the program If ('source' == $ _get ['act']) {// View source code show_source ($ _ server ["script_filename"]); exit;} ...

In Php+mysql to achieve a relatively simple pagination, as long as you get page and x each page a few records and then use the limit n,m can be the perfect implementation of pagination, this example is very clear to the needs of the students reference. The database Connection code code is as follows <?php $conn = @ mysql_connect ("localhost", "root", "" ...)

A simple interactive website example-Simple banner dynamic replacement (vi) 9. Simple banner dynamic replacement do not know if we have found the major sites on the banner of advertising banner, each time we visit these sites, will see a different advertising icon, or if you refresh the page every time, these ads banner will constantly change the random replacement. To achieve this effect although the use of JavaScript can also be achieved (like the Tenkine station of the dynamic transformation of advertising banner is by invoking JavaScript to achieve) ...

Use PHP to develop applications, especially web applications, often need to generate a random password, such as user registration to generate a random password, the user also need to reset the password to generate a random password. Random password is a string of fixed-length string, where I collected several ways to generate a random string for your reference. Method 1: 1, in 33 - 126 to generate a random integer, such as 35, 2, 35 will be converted to the corresponding ASCII characters, such as 35 corresponding to # 3, repeat the above 1, 2 steps n times, connected ...

Php tutorial pattern verification code generation code and include ajax verification example application previously written verification code program is to provide the source code, but did not really figure verification code generated to verify the instance, this time we have a complete example of PHP validation It's There are 3 files: authcode.php ----- verification code generation php file authcode.html ----- front display page dealauthcode.php ----- ajax submitted to the background processing to determine the verification code is correct Processing page ...

Php tutorial pattern verification code generation code and include ajax verification example application previously written verification code program is to provide the source code, but did not really figure verification code generated to verify the instance, this time we have a complete example of PHP validation It's There are 3 files: authcode.php ----- verification code generation php file authcode.html ----- front display page dealauthcode.php ----- ajax submitted to the background processing to determine the verification code is correct Processing page ...

mt_rand () Returns a random integer using the mersenne twister algorithm. Syntax mt_rand (min, max) Description mt_rand () returns a pseudo-random number from 0 to rand_max if the optional parameters min and max are not provided. For example, want a random number between 5 and 15 (including 5 and 15), using mt_rand (5, 15). * / echo mt_rand (); & nb ...

PHP Tutorial General Page class Code/Class Dividepage//Page class {private $page;//current page private $total;//Total number of records private $pagesize;  Number of records per page private $prepage; Previous Page Private ...