This article describes the CI Framework source code interpretation of the use of hook.php file to complete the function extension method. Share to everyone for your reference, specific as follows:
See the source code of hook.php, you know CI use hook to expand the principle.
The basic knowledge of hooks http://codeigniter.org.cn/user_guide/general/hooks.html
The use of hooks in CI has gone through a proc
PHP can use FTP extension to do file breakpoints continue to pass, or with curl, what is the best way to use this to pass some large files
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PHP can use FTP extension to do file breakpoints continue to pass, or with curl, what is the best way to use this to pass some large files
Do you want to down
How does PHP accurately determine the extension of a remote file?
The HTTP response header is as follows:
Array
(
[0] = = http/1.1-OK
[1] = content-length:345942
[2] = Content-type:application/octet-stream
[3] = server:microsoft-iis/6.0
[4] = X-powered-by:asp.net
[5] = Date:sun, Dec 05:44:39 GMT
[6] = Connection:close
)
There is no extension in
When compiling ASP. NET, the prompt "Please make sure thisCodeThe class defined in the file matches the "inherits" attribute, and the base class of the class extension (
For example, page or usercontrol) is correct .", 1. The name of inherits on the ASPX page is different from that in the code of Aspx. CS.
(Generally, one of these two pages has been modified, or all other page code has been copied.) 2. Yo
Applies to all versions.In the previous tip we knew how to get multiple-line registry records with one line of commands, and here we look back at this code:
Copy Code code as follows:
$lookup = Get-itemproperty registry::hkcr\. [A-f]?? |
Select-object-property pschildname, ' (default) ', ContentType, PerceivedType |
Group-object-property pschildname-ashashtable-asstring
This time, we read the key values in all HKCR that have started, 3 words wide, and the letters begi
Delphi Program to obtain the application associated with the corresponding extension file name. The Code is as follows: Unit unit1; interface uses Windows, messages, registry, inifiles, sysutils, variants, classes, graphics, controls, form S, dialogs, stdctrls; Type tform 1 = Class (tform) button1: tbutton; Procedure button1click (Sender: tobject); Private {private Declarations} public {public declarations}
In general, the new computer shows the program, the file name is abbreviated, of course, we have to admit that the system such arrangements do reflect the perfection of the system, aesthetics, but on the other hand, this approach to the undesirable elements of the shortcut to make it easier for them to spread a number of documents, Stealing the information from our computer, of course, sometimes we need to use the
How to obtain the file extension in PHP
During work, you often encounter file extensions. Here I will summarize the following methods. (Welcome to criticize and correct)
Method 1
Function getFileExtend_1 ($ fileName ){
$ Retval = "";
$ Pt = strtpos ($ fileName ,".");
If ($ pt ){
$ Retval = substr ($ fileName, $ pt + 1, strlen ($ fileName)-$ pt );
}
If ($ retva
!--?
/*
get extension of file
usage: getfiletype ($filename)
*/
Function Getfiletype ($Filename) {
if (Substr_count ($Filename, ".") = = 0) {//Check the file name for a. Number.
return;//returns null
} else if (substr ($Filename,-1) = = ".") {//check whether the. end, that is, no
A function used to obtain the file extension.
/*
Getfiletype
Usage: getfiletype ($ filename)
*/
Function getfiletype ($ filename ){
If (substr_count ($ filename, ".") = 0) {// check whether the file name contains a. Number.
Return; // return null
} Else if (substr ($ filename,-1) = ".") {// check whether it ends with a., that is, no
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