Tagged: match

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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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Ultimate Sed Tutorial With Examples

Sed is stream editor. Sed is used to transform text according to different needs. Sed have a scripting language set too. Sed scripts can be run against files as we see our examples below.  Now we should start example because this tutorial is one of the most long tutorial in...

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Python Regular Expression Operations – Regex

Regular expression is popular topic in system administrators and developers. Regular expression is used to find structured text or string in single or multiple files. The best side of regular expression we can define whatever we want to match string in texts. Python supports and provides a lot of methods...

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How To Grep Text Files With Powershell Grep or Select-String Cmdlet In Windows?

Linux provides tool named grep for filter text data or output according to given string or regular expression. This tool is popular amongst Linux system administrators. On the other side Windows operating systems generally lacks this tool and its functionality up to Powershell. Powershell provides Select-String commandlet to provide similar features...

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