#include Main (){char c;printf ("Enter a symbol \ n");C=getchar ();if (cprintf ("This character is a controllable \ n");else if (c>= ' 0 ' &&cprintf ("The character is a number \ n");else if (c>= ' A ' &&cprintf ("This character is a capital letter \
The last time I used to look for, this time found, collection up. 0x1 left mouse button 0x2 right 0x3 CANCEL key 0x4 middle mouse button 0x8 BACKSPACE key 0x9 TAB 0xC CLEAR key 0xD ENTER key 0x10 SHIFT key 0x11 CTRL key 0x12 MENU key 0x13 P Ause
The difference between Linux and Windows return line break
source of the problem: "Carriage return" (carriage return) VS "line feed"Before the computer appeared, there was a gadget called a telex typewriter (teletype Model 33) that could play 10
Print the specified byte array in hexadecimal format to the console public static string tohexstring (int I) and return the string representation of an integer parameter in hexadecimal notation.
If the parameter is negative, the unsigned integer is
The ^ operator in the PHP language is often used for encryption operations, and the decryption can also be done directly using ^, but when communicating with other languages, other languages such as objective-c may not be able to parse PHP's ^,
Php filters all html tags. First, we recommend that the filter_sanitize_string and filter_sanitize_string filters remove or encode unnecessary characters. This filter deletes data that is potentially harmful to the application. First, we recommend
The ord () function converts a character to a decimal number, and the chr () function converts a decimal number to a character. in binary, octal, the relationship between decimal and hexadecimal forms serves as a bridge between Chinese character
First, we recommend that the filter_sanitize_string and filter_sanitize_string filters remove or encode unnecessary characters.
This filter deletes data that is potentially harmful to the application. It is used to remove tags and delete or encode
PHP functions: Master the applications of ord () and chr () functions. The third part of the Chinese character encoding Study Series, the PHP function section, master the application of the ord () and chr () functions, in the previous [PHP Basics],
The ord () function converts a character to a decimal number, and the chr () function converts a decimal number to a character. in binary, octal, the relationship between decimal and hexadecimal forms serves as a bridge between Chinese character
The third part of the Chinese character encoding Study Series, the PHP function section, master the application of the ord () and chr () functions, in the previous [PHP Basics], I learned about ASCII code and character conversion methods, but two
The third part of the Chinese character encoding Study Series, the PHP function section, master the application of the ord () and chr () functions, in the previous [PHP Basics], I learned about ASCII code and character conversion methods, but two
The first step is to remove the check box before the Internet option advanced display friendly HTTP Error message of the IE menu tool. Otherwise, no matter what error is returned by the server, IE Only displays as an HTTP500 server error and cannot
MySQL character set ultimate solution [posting]
MySQL, an open-source database, has always been the first choice for small and medium-sized enterprises to build Web applications. In particular, It is a golden partner to cooperate with PHP and
First we recommend filter_sanitize_string, filter_sanitize_string filter to remove or encode unwanted characters.
This filter deletes data that is potentially harmful to the application. It is used to remove labels and to delete or encode unwanted
Chinese character encoding Research series phase III, PHP function Chapter Master ord () and Chr () function application, in the previous period [PHP Basics of ASCII code comparison and character conversion] in the article to understand the ASCII
Ec (2); if you use the php tutorial function & ldquo; str_split & rdquo; to separate it, garbled characters will appear, because the length of Chinese characters is different from that of English characters. However, we can create a new function to
The most commonly used data structure in PHP is arrays, which can help us solve a large part of the programming problem. In fact, there are a lot of array operations without our own writing, the system has come with the relevant functions. Let's
[Reference Source: http://blog.csdn.net/wavaya/article/details/4021522]
Ultraedit is a daily tool. however, the functions actually used are only a very small part of the powerful functions of this tool. flexible use of this tool can sometimes
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