PHP large log file read/write

The log file is larger, with 2 more than one G. There is no way to use file operations, only read by rows. Set_time_limit (0); @ini_set (' Memory_limit ', ' 64M '); $conn = mysql_pconnect (' localhost ', ' hcq ', ' hcq

Random fixed-length integers and a list of server request methods

Random fixed-length integers and a list of server request methods 1. Randomly generated integer function (number of bits generated: $PW _length) Public Function Randk ($PW _length) { $randpwd = "; for ($i =0; $i

PHP Filter HTML code spaces, enter the function of the line break

PHP Filter HTML code spaces, enter the function of the line break /** * PHP Filter HTML code space, enter the function of line break * Echo deletehtml () */ function deletehtml ($STR) { $str = Trim

How to store the user ID and password to the MySQL database

CREATE TABLE Tbl_auth_user ( USER_ID VARCHAR (Ten) is not NULL, User_password CHAR (+) not NULL, PRIMARY KEY (user_id) ); INSERT into Tbl_auth_user (user_id, User_password) VALUES (' Theadmin ', password ('

PHP Persistent Connection Mysql_pconnect Usage example

$conn = Mysql_pconnect ($host, $user, $pwd); mysql_select_db ($dbname, $conn); $result =mysql_query ("SELECT * FROM table_name where col_id = ' test_id '", $conn); $result _detail=mysql_fetch_array ($result); $item = $result _

Questions about invoking PHP built-in functions in Smarty

!--? php function smartyl En ($params) { extract ($params); $len =strlen ($text); $max = $length; for ($i =0; $i $chr =substr ($text, $i, 1); if (ord ($CHR) >0x80)//character is

Learn to implement the MVC simple Framework with PHP

/** Controller: @link jbxue.com */ Class Democontroller { Function index () { echo (' Hello World '); } } /* End of File democontroller.php */ Copy CodeThe above

Summary of PHP output non-HTML format files

$file = ' a.pdf '; if (file_exists ($file)) { Header (' Content-description:file Transfer '); Header (' Content-type:application/octet-stream '); Header (' content-disposition:attachment; Filename= '. basename

An example of an infinite loop array (recursive)

/** * Author:guowangyunyan * qq:279861795 * date:2011-6-23 * link:www.jbuxe.com */ Set encoding Header (' content-type:text/html; Charset=utf-8 '); I used a five-dimensional array to compare the perverts.

A different way to implement page jumps in PHP

function Server_transfer ($dest) { Global ...; List the page variables or custom global variables you want to include in the new page here Include $dest; Run a new script Exit Exit this script } ?>

Example of PHP generating static page function (php2html)

/** ------------------------ Function:php2html ($in _url, $out _htmlfile, $out _logfile) ------------------------ @ Description: Generate static function @ copyright:copyright (c) 2006-2011 @ create:2006-08-01 @

Special operations symbols and functions commonly used in PHP

PHP is more commonly used in special operation symbols and functions (including note symbols, common symbol escape, operation symbols, assignment operators, bit operations, logic operations, other), the need for friends can refer to.PHP is more

Workarounds for UTF-8 BOM resulting in style confusion

Utf-8 is an encoding of Unicode characters that are often used in Web applications, and the advantage of using utf-8 is that it is a variable-length encoding, with a length of 1 bytes for ansii encoding, so that when a page with a large number of

Code for PHP to read and modify custom configuration files

/** Desc: Configuration File link:bbs.it-home.org Date:2013/2/24 */ $name = "admin";//kkkk $BB = ' 234 '; $db = 4561321; $KKK = "admin"; ?> Copy CodeFunction definition:

php function Array_merge () Usage example (merging homogeneous arrays)

$arr 1 = $dblink->mem_fetch_array ("Select T_pid,imgname,invented,score from ' t_sum_giftimg ' where t_pid=3 or t_pid=6" , 0); $arr 2 = $dblink->mem_fetch_array ("Select T_pid,imgname,invented,score from ' t_sum_giftimg ' where t_pid=10 or

Php method of removing the string and trailing blanks

/* Trim removes a string at both ends of a space, RTrim is to remove a string to the right of the space, LTrim is to remove the left space of a string. */ Echo Trim ("space"). ""; echo RTrim ("Space"). "";

PHP three ways to generate static pages and code

Ob_start (); @readfile ("http://bbs.it-home.org/"); $text = Ob_get_flush (); $myfile = fopen ("myfile.html", "w"); $text = Str_replace ("{counent}", $string, $text); Fwrite ($myfile, $text); Ob_clean (

Examples of PHP stored procedure calls

For example, the stored procedure to invoke is GXTJ (A, B) $db =new mysqli ("localhost", "ssss", "AAAAA", "bbbb"); Mysqli_query ($db, "SET NAMES UTF8"); $result = $db->query ("Call GXTJ ($year, $JD)"); GXTJ is the name of the

PHP output current Process All variables, constants, modules, functions, classes

Echo ''; $b = Array (1,1,2,3,5,8); $arr = Get_defined_vars (); Print $b Print_r ($arr ["B"]); Print all server variables Print_r ($arr ["_server"]); Print all available key values for a variable array Print_r (Array_keys

Fgetcsv a workaround for an empty string when the array element is obtained

The CSV file that is uploaded, usually edited by Excel, is GBK encoded, While the source code is UTF-8, transcoding processing is required File_put_contents ($new _file, Iconv (' GBK ', ' UTF-8 ', file_get_contents ($new _file)));

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