Tagged: regular expression


Compare Vi vs Vim

Vi is old school text editor developed for Unix operating system. Linux distributions also provides vi by default. But what is is vim . Vim is improved version of the vi. Actually vi has a lot of alternative versions but vim is the most popular and accepted version. Enhanced Version Vim As...


Awk Regular Expression Commands and Examples

Awk is very popular and useful tool for text and string manipulation. Regex or regular expression is generic language used to define text and string structures. Awk can Syntax Regular expression for awk can be used with the following syntax.

REGULAR_EXPRESSION is the regular expression we want to run ....


Javascript Regular Expression Operation

Regular expression is the language to define specific pattern for text data. Javascript supports regular expression. Regular expression is generally used like below. We will look different type of usage examples of regular expression.

str is the text data we want to regex. re is our regex object to regex. re.exec() gets...

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