Add a backslash before some characters
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Given the string "a|bc\de,fg~h,ijk,lm|no\p" what is the best way to add a '\' before the '|' ',' '~' and '\'
So the end string would be "a\|bc\de\,fg\~h\,ijk\,lm\|no\p"
What is the best way to do this?
I need this in c#.
Thank you in advance.
Can any one help me the the javacsript function that will give me back the original string, take off the extra
Regex would be overkill. Use String.Replace Method (String, String):
string myString = @"a|bc\de,fg~h,ijk,lm|no\p"; myString = myString.Replace("|", "\\|").Replace(",", "\\,").Replace("~", "\\~").Replace("\\", "\\\\");
str1 = str1.Replace("\,", ","); str1 = str1.Replace("\|", ","); str1 = str1.Replace("\\", "\");
How to add a backslash in C++ (\) as a regular text backslash and , Pretty straightforward $ echo '%TY %Tb %Td %TH:%TM %P' | sed 's/%/\\%/g' \%TY \%Tb \%Td \%TH:\%TM \%P. but you can accomplish the Returns a string with backslashes before characters that need to be quoted in database queries etc. These characters are single quote ('), double quote ("), backslash () and NUL (the NULL byte). etrader_x11
If you need to escape only
Regex system characters, you can use the method
Escape like that:
String str1= Regex.Escape("your string with \ - +");
How to match the forward slash using regex, tr can't do multiple characters. Use one of these instead: sed echo "$line" | sed 's/ /\\ /g'. or sed 's/ /\\ /g' <<< "$line". Perl echo "$line" | perl -pe 's/ How can I put a backslash before every space, preferably by using tr or sed commands? Here is my script: #!/bin/bash line="hello bye" echo $line | tr ' ' "\\\ " This is supposed to replace spaces with a backslash followed by a space, but it's only replacing the spaces with a backslash and not backlash+space.
No need to escape all and every character individually, put @ before the string, for example:
string String = @"a|bc\de,fg~h,ijk,lm|no\p";
2.4.1 String literals, This example adds backslashes before quotes and newlines. this example, we have an input string with tabs and after calling add slashes function on this string, we get \t symbols in place of them. Split a string into chunks of certain length. Some characters have one meaning in regular expressions and completely different meanings in other contexts. For example, in regular expressions, the dot (.) is a special character used to match any one character. In written language, the period (.) is used to indicate the end of a sentence.
add backslash before specific character, To use a special character as a regular one, prepend it with a backslash: \. . That's also called “escaping a character”. For example: alert ( "Chapter 5.1" . Some characters cannot be included literally in string constants ("foo") or regexp constants (/foo/). Instead, they should be represented with escape sequences, which are character sequences beginning with a backslash (‘\’). One use of an escape sequence is to include a double-quote character in a string constant.
command line - How can I add a backslash before all spaces?, The Path class is defined in the namespace System.IO . You need to add using System.IO; to your code. Examples. String literals can contain any character literal. To search for a special character that has a special function in the query syntax, you must escape the special character by adding a backslash before it, for example: To search for the string "where?", escape the question mark as follows: "where\?" To search for the string "c:\temp," escape the colon and backslash as follows: "c\:\\temp"
- What happened around your
- OP isn't trying to escape every character - you don't need to escape | and ,. He's trying to add a backslash `` in front of the pipes (|) and commas (,).