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Regex for Double Quotes

Regex for Double Quotes

Double Quotes is represented by " and can be keyed in using the keyboard using the SHIFT + " in most computers. In this article let's understand how we can create a regex for double quotes and how regex can be matched for double quotes values.

Regex (short for regular expression) is a powerful tool used for searching and manipulating text. It is composed of a sequence of characters that define a search pattern. Regex can be used to find patterns in large amounts of text, validate user input, and manipulate strings. It is widely used in programming languages, text editors, and command line tools.

Conditions to match a Double Quotes value

The value " should be present in the string.

Regex for checking if its a valid Double Quotes value

Regular Expression-

/["]/gm

Test string examples for the above regex-

Input StringMatch Output
zerodoes not match
"wassup"matches
1does not match
It costs "$200"matches
"Double Quotes"matches

Here is a detailed explanation of the above regex-

/["]/gm

Match a single character present in the list below ["]
" matches the character " with index 3410 (2216 or 428) literally (case sensitive)
Global pattern flags
g modifier: global. All matches (don't return after first match)
m modifier: multi line. Causes ^ and $ to match the begin/end of each line (not only begin/end of string)

Hope this article was useful to check the validity of a double quotes value using regex.