A character that is not an alphabetic (AZ) or numeric (0-9) character.Punctuation marks and other symbols are examples of special characters.Special characters are also often used asvariables, in theUnicode tableall known characters / special characters are defined, Chinese, Greek, Cyrillic, etc...
//pattern to find if there is any special character in string Pattern regex = Pattern.compile("[$&+,:;=?@#|'<>.-^*()%!]"); //matcher to find if there is any special character in string Matcher matcher = regex.matcher(searchQuery.getSearchFor()); if(matcher.find()) { errors....
See our article on ASCII Character Codes for more details. All functions have a complementary 'decode' function that pretty much does the opposite.2. Escaping Double and Single QuotesAnother essential PHP function that comes in handy when passing data to JavaScript is addslashes which will add a...
Numeric CodeCharacterDescription 33!Exclamation Mark 35#Number 36$Dollar 37%Percent 38&Ampersand Table 1: ASCII Printable Characters (Source:RapidTables.com) When it comes to addressing data quality issues in SQL Server, it’s easy to clean most of theASCII Printable Charactersby simply applying th...
In fact, if you insert the special character ^ at the first place of your regex, you will get the negation. Extra tip: if you also need to lowercase the result, you can make the regex even faster and easier, as long as you won't find any uppercase now. import re s = re.sub(...
ERROR: Some character data was lost during transcoding in the dataset DB.LABS. Either the data contains characters that are not representable in the new encoding or truncation occurred during transcoding. 原因可能是你在中文服务器环境下跑英文编码的文件,也有可能是文件中的一些特殊字符在转换的时候发生错...
Not able to insert special character like 'ł', 'ş' in SQL SERVER. NOT Exists with Select 1 - Confusing!!! NOT IN filter in SQL behaviour based on data type Not IN with multiple columns NULL recognized as int? Null value in bit field. Null value is eliminated by an aggregate or...
To escape a special character, use the syntax %<xx>, where <xx> represents the ASCII hexadecimal value of the character. For more information, see How to: Escape special characters in MSBuild.Special charactersThe following table lists MSBuild special characters:...
But your web page is probably encoded UTF-8, and you probably don't really want CP-1252 text flying around, so fix the character encoding first: <?php $output = mb_convert_encoding($input, 'UTF-8', 'WINDOWS-1252'); $ouput = htmlentities($output); ?> kevin at cwsmailbox dot...
When a UTF-8 character is 2 to 4 bytes long, all the bytes in this character is in the 0x80 to 0xFF range. None can be in the 0x00 to 0x7F range. When a UTF-8 character is 1 byte long, it is just the same as ASCII, which is 7 bit, from 0x00 to 0x7F. As a result,...