PHP Tutorials

Yii2 in-depth study--inheritance relationship, Yii2 deep learning-- If you want to understand Yii2, be sure to understand the inheritance relationship of YII2 to related classes. Due to the limited amount of code that is temporarily read, only a

Oracle Backup Scripts Oracle9i Backup script: Fully prepared (Level 0): bash-3.00$ more Ora9i_rman_bak.sh | Grep-v "#" cuser= ' ID |cut-d ' ("-f2 | Cut-d ")"-f1 " Rman_log_file=${0}.out If [-F "$RMAN _log_file"] Then Rm-f "$RMAN

PHP Framework Learning Laravel Basic functions, Laravel basic functions Laravel5 function is not more general (routing, middleware, blade template ...), just a routing function let elder brother very egg pain, although the route used to become very

String function substr () in PHP Syntax: String substr (string $string int $start [, int $end]), which is also truncated in bytes (not characters), when intercepting Chinese, it is important to note that the starting position of the intercept must

PHP Setup session (expiration, expiration, expiration), detailed session Set the session in PHP there are many aspects of the package has to set the value of the session or directly set the expiration, expiration and validity period, the following

PHP date, time-related knowledge collation, Unix Timestamp: The number of seconds elapsed from January 1, 1970 0 o'clock to the current time. 1. Convert a date to a Unix timestampMktime (): can automatically correct out-of-bounds input Prototype:

Time () in PHP, date (), Mktime (), Strtotime () Time (): Returns the current UNIX timestamp; date (): formats a local timestamp; Mktime (hour, minute, second, month, day, year): Gets the timestamp of a date; Strtotime (): Resolves the datetime

PHP Recursive creation of multi-level catalogs (an interview problem solving process), PHP recursion See an interview today to write a function that can create a multilevel directory: My first feeling is to use recursion to create a specific

PHP three a similar way to implement multithreading, PHP three kinds of multithreading similar 1. Curl_multi method When multi-threading is required, you can use Curl_multi to request multiple operations at once, but Curl is the network

PHP How to implement only replace once or n times, PHP replacement We all know that functions such as strtr,strreplace in PHP can be replaced, but they are all replaced each time they are replaced, for example:"Abcabbc", this string if you use the

Several wsa* of WinSocket typedef struct WSADATA { WORD wversion; WORD whighversion; #ifdef _win64 unsigned short imaxsockets; unsigned short IMAXUDPDG; char FAR * LPVENDORINFO; Char szdescription[wsadescription_len+1];

Yii 1 Development Diary, Yii development Diary Use Yii 1 to achieve the background search function, such as: 1. In the Model: 1 Public functionSearch ()2 {3 4 $criteria=NewCdbcriteria;5 //Independent Advanced Search6

A section of Phpcurl code, Phpcurl code $header[] = ' accept:image/gif, Image/x-xbitmap, Image/jpeg, Image/pjpeg, Application/x-shockwave-flash, text/html, * '. '/* '; $header[] = ' ACCEPT-LANGUAGE:ZH-CN '; $header[] = "user-agent:mozilla/5.0

PHP original code, anti-code, complement introduction PHP original code, anti-code, complement the introduction of the original code: is "The original binary code", in fact, we can understand the decimal conversion to binary after a character code

Solve the problem of dedecms background login blank after replacing PHP5.4 or above, php5.4dedecms The PHP version from 5.2.14 to 5.4.15, after the upgrade DEDECMS background but open blank, check the various permissions and files, there is no

Yii MySQL Modify the database data, yiimysql modify the database The latest learning Yii framework, sharing some learning experience, suitable for beginners, big God please press CTRL + w//the first method PHP/ * * $id represents the

PHP example code to prevent refresh of duplicate submission page Sample code for PHP to prevent refresh of duplicate submission pages As a phper, we in the development and learning PHP process, it is inevitable to accept the processing of form data,

Phpstudy slow access and startup failure solutions, Phpstudy slow The following is a brief introduction to the Phpstudy access slow solution. 1, modify the MySQL database link address is the IP address 127.0.0.1. 2, use the latest version, this pit

Some errors that occur after PHP upgrade to 5.3+, such as Ereg (); Ereg_replace (); function Error, Eregereg_replace Running in a php5.3 environment often occurs Deprecated:function Ereg () is Deprecated in ... and Deprecated:function ereg_replace (

PHP does not use recursive infinite class classification Without recursive implementation of infinite class classification, a simple test of performance than recursion slightly better, but the writing is too complex, or recursive simple convenient