This is a good news. php 5.2 support JSON. It's very easy to use. I like it, because I can transfer data between JavaScript and PHP freely accroading to this functions.
Json_encode
(PHP 5> = 5.2.0, pecl json: 1.2.0-1.2.1)
Json_encode-returns the
Overview
We know that a very important feature of storm is that it can ensure that every message you send will be completely processed. Complete processing means:
A tuple is fully processed, which means that this tuple and all tuple caused by this
This article mainly introduces the general database operation class-front-end easyui-datagrid and form (php). The implementation code is relatively simple, for more information about common database operations, see front-end easyui-datagrid and form
This article introduces a good PHP connection class with MySQL, PHP5 implementation, the need for friends to refer to the next bar.Code:
Connect ();} function __destruct () {$this->close ();} Private Function Connect () {//Database connection
Get random string
/*
Function: Get random string
Parameters:
1, (int) $length = #随机字符长度, default is 32
2, (int) $mode = 0 #随机字符类型, 0 for the case of English and numerals, 1 for numbers, 2 for lowercase, 3 for
Array is the pattern, and the disk array pattern is to combine the storage space of several disks to form a large single contiguous storage space. Array () is actually a language structure (language construct), usually used to define a direct array,
Objective
In the actual development, PHP will be used with the database, because in the background need to have too much data to save, and the database is a good place to save data, we use PHP development database is a relational database MySQL,
Xml + php dynamic loading and paging: this is seen when you look at the comments of the Pacific network. The Pacific network uses jsp as the background language to generate xml files. then, bind the data to html. I used php to make the following
The difference between the two functions has always been vague. I only know that mysql_fetch_assooc () can remove duplicate values in the result set. in actual applications, mysql_fetch_assoc () is generally used (), today I thought of the two
How to make the data display non-repeated, only display the latest data query database in PHP, but the data is repeatedly displayed, how to make the data not repeated, such as: Self-numbered 0193 & nbsp; 06:25:35 status display complete, but it is
How to make the data display non-repeated, only display the latest data query database with PHP, but repeated data display, how to make the data not repeated:
The status of the user ID 0193 06:25:35 is displayed, but it is also displayed at 11:25
BAT Command Daquan1 Echo and @@ #关闭单行回显echo off #从下一行开始关闭回显@echo off #从本行开始关闭回显. General batch The first line is this.echo on #从下一行开始打开回显Echo #显示当前是 echo off state or echo on stateEcho. #输出一个 "Carriage return", Blank line# (with Echo, echo; echo+
There is no back-back function at home, the following problems occur? Help! Thank you ~
Excuse me! I would also like to ask:
function k($k1,$k2){ if($k1>$k2){ return 1; }elseif($k1$v2){ return -1; }elseif($v1"Cat",1=>"Dog",2=>"
Class a{
public $aaa = 1;
}
$a =new A ();
Echo $a->aaa; 1
You can also directly:
echo $a [' AAA ']; 1
In PDO, it can be implemented $db->fetch (Pdo::fetch_lazy), which shows that PHP can do the above results; How is the concrete
Query the database with PHP, but the data is repeated, how can you make the data not repeated such as:
Self-numbering 0193 06:25:35 The status display is complete, but 11:25:35 also shows the completion, how to make the same version number data
Classroom
Crms-classroom
1. I want to enter the classroom number in the first box, and the second box displays the contents of the CID of the Course2 table in the database by the drop-down box.
This should be wrong, there is
A tree-based parser. It stores the entire document in the data structure of the tree, that is, it must be loaded into the memory to work. Therefore, when processing large XML documents, the performance decreases dramatically. SimpleXML and DOM
This is seen in the comments of the Pacific NET, the Pacific net is used as a background language JSP, used to generate XML files. Then you bind the data to the HTML. I just used PHP to do one of the following is the source
How to make the WordPress editor support inline SVG code, WORDPRESSSVG
WordPress Editor support for SVG has always been very unfriendly, first it can not upload SVG files, and can not be automatically embedded in the content to let it display
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