Souy Soeng

Methods of RegExp and String in JavaScript In JavaScript, both RegExp (regular expression) and String objects have several methods that allow yo…

Sticky Flag "y" in JavaScript Regular Expressions The sticky flag ( y ) is a relatively lesser-known flag in JavaScript regular expressio…

Catastrophic Backtracking in JavaScript Regular Expressions Catastrophic backtracking occurs in regular expressions when the engine tries many diff…

Lookahead and Lookbehind in JavaScript Regular Expressions Lookahead and lookbehind are advanced features in regular expressions that allow you to…

JavaScript Alternation (OR) in Regular Expressions In JavaScript regular expressions, alternation allows you to match one of several possible patte…

Backreferences in JavaScript Regular Expressions Backreferences allow you to refer to previously captured groups within the same regular expression…

Capturing Groups in JavaScript Regular Expressions In JavaScript regular expressions, capturing groups allow you to group parts of your regular exp…

Quantifiers in JavaScript Regular Expressions Quantifiers in JavaScript regular expressions define the number of occurrences of the preceding chara…

JavaScript Sets and Ranges in Regular Expressions In JavaScript, sets and ranges are used within character classes ( [] ) to define patterns that…

Escaping Special Characters in JavaScript Regular Expressions In JavaScript, regular expressions use certain special characters that have specific …

Word Boundary ( \b ) in JavaScript The \b is a special word boundary anchor in JavaScript regular expressions. It does not match any actual charac…

Multiline Mode of Anchors ( ^ , $ ) in JavaScript: The m Flag In JavaScript regular expressions, the multiline mode ( m flag) changes the behavio…