This article mainly introduces php's method of intercepting Chinese characters by character without garbled characters. It involves php's skills in operating Chinese and English strings. It is of great practical value. For more information, see
This article mainly introduces php's method of intercepting Chinese characters by character without garbled
Use PHP to convert Chinese characters to pinyin, and use PHP to convert Chinese characters to pinyin. Convert Chinese characters into pinyin using PHP, and convert PHP Chinese characters into pinyin pre? Php $ darray (array (a,-20319), array (ai,-20317), array (an,-20304), array (ang,-20295 ), array (ao uses PHP to con
Topic: Given a string , find the length of the longest substring without repeating chara Cters. For example, the longest substring without repeating letters for " ABCABCBB " is abc , which the length is 3 . For BBBBB the longest substring is " b " , with the length of 1 . Problem Solving Ideas:This problem lets you find the length of the oldest string with a non-repeating word, such as: ABABC, a substring of ABC, and a length of 3. There are several ways to do this:Method One:Rely
The API: int read4(char *buf) reads 4 characters at a time from a file.The return value is the actual number of characters read. For example, it returns 3 if there are only 3 characters left in the file.read4by using the API, implement the function that int read(char *buf, int n) reads n characters from the file.Note:T
I recently encountered a problem of converting byte characters into Chinese characters when I was developing the mobile phone's j2_c program. Later, I got some advice from various experts and finally solved the problem. I would like to thank all experts for their great thanks, below are our chat records, so I am too lazy to sort them out.
Guangzhou-corner stone (421340465) 09:58:24How can I convert the Chi
Javascript has three string-encoded functions: Escape, encodeuri, and encodeuricomponent. The corresponding decoding functions are Unescape, decodeuri, and decodeuricomponent.
Backend C # Can be decoded using request. querystring and server. urldecode;
1. Escape () function
Definition and usageThe escape () function can encode a string so that the string can be read on all computers.
SyntaxEscape (string)
Parameter descriptionString is required. The string to be escaped or encoded.
Return ValueA
MySql functions for determining Chinese characters, dates, and numbers, and mysql Chinese Characters
Several commonMysql Functions
/*************************************** **************1. Determine whether the string is returned from Chinese characters: 1-0-non-Chinese Characters
**************************************
The JavaScript control input box can only contain Chinese characters, numbers, and English characters.
1. Problem background
A problem occurs: There is an input box that requires only Chinese characters, numbers, and English characters (that is, filter special strings)
2. JS Code
Function checkUsername ()
{
//
How to handle special characters in JSON and special characters in JSON
JSON is a valid format for Ajax applications because it enables fast conversion between JavaScript objects and string values. Because Ajax applications are suitable for Sending plain text to server programs and receiving plain text, it is more desirable to generate text APIs than to generate text, JSON allows you to process local JavaSc
Delete a file with garbled characters or special characters in Linux.
In Linux, how does one delete a file with garbled characters or special characters.
Today, I encountered a problem where the file name is "-MXV9.log" and an error was reported when I deleted it directly using rm.
[Localhost] rm-MXV9.logRm: illegal
All ASCII codes can be represented by a "\" plus a number (typically a 8 binary number). and C in the definition of some letters before the "\" to indicate the common ones can not display ASCII characters, such as \0,\t,\n, etc., is called the escape character, because the subsequent character, is not its original ASCII character meaning.All the escape characters and their corresponding meanings:
C # json serialization of unexpected characters I unexpected character encoding solution,
This problem occurs when DataContractJsonSerializer is used today.
This is a tough problem. After a long time, I checked the object and json string repeatedly, but I didn't find any problems, and the error prompt was still eye-catching.
Solutions releasedI found a website named ahjesus.com, which receives text messages for free. The U.S. mobile phone number, U
Local Environment: Windows2003 + sql2008r2 + SQL script file containing Chinese Characters
Experience Summary: SQL script file encoding is best to save into gb2312, rather than UTF-8
Start -- run -- cmd
C: \ Documents ents and Settings \ Administrator>
Osql-U sa-P 123456-s 192.168.1.28-D testdb-r-e-I "C: \ sp_insert_user. SQL"-o "C: \ errorinfo.txt"
A bunch of errors occur:
1> 2> 3> [SQL Server native Client 10.0] incorrect count field or inco
?} $ {USER ?} $ {MAIL ?} When used in combination with the> (redirection operator), a file is truncated to 0 length without modifying its permissions. If the file does not exist before, it is created. for example:> data. xxx # file "data. xxx "is cleared now. and cat/dev/null> data. xxx works the same. However, this does not produce a new process, because ":" is a built-in command. when used with the> Redirection operator, it will not affect the file to be appended. if the file does not exist,
String S = "
RegEx Re = new RegEx (@ "\ s + value = ([^ \ s>] + )");
Match m = Re. Match (s );If (M. Success)Console. writeline (M. Groups [1]. value );
++ ++The start and end characters are fixed, that is, they do not contain regular metacharacters. In fact, using indexof may be better.
String start = "...";String end = "...";
String S = "............";
Int I = S. indexof (start );If (I> = 0){Int J = S. indexof (end, I + start. Length
Some characters in a string are often used in recent projects, which is very tricky to handle. Now we can use the following method to easily process what you want from the string, encapsulate the following method into your own function, which is very convenient to call.
Note: The database used here must beSqlserverOh
-Extract numbersIf object_id ('dbo. get_number2 ') is not nullDrop function DBO. get_number2GoCreate Function DBO. get_number2 (@ s varc
-- Extract the number if object_id ('dbo. get_number2 ') is not nulldrop function DBO. get_number2gocreate function DBO. get_number2 (@ s varchar (100) returns varchar (100) asbeginwhile patindex ('% [^ 0-9] %', @ s)> 0 beginset @ s = stuff (@ s, patindex ('% [^ 0-9] %', @ s), 1, '') endreturn @ sendgo -- test print DBO. get_number2 ('Ha abc123abc') go--123 ------------------------------------------------------------------ extract the English if object_id ('dbo. get_str ') is not nulldrop functi
Recently in parsing a pile of files, there are GBK, UTF-8, encountered garbled problem in the process, I believe many people who have done the relevant work have similar experience.
There are several areas related to Chinese encoding:1. encoding of the original file (input encoding)2. encoding of output)3. Eclipse default character set encoding (Project-> right-click Properties-> text file encoding)
A file is essentially a byte stream:File: byte1 byte2 byte3 byte4 byte5 ....However, the basi
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