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How to replace all occurrences in a string in JavaScript

String replacements require attention to functionality and code clarity. Utilizing clear naming conventions enhances readability, while concise comments clarify complex logic. Maintaining performance with large datasets is crucial, along with consistency in coding style. Focus on readability and maintainability for effective string manipulation.

Standard Objects: RegExp

How to replace all matches with regex in JavaScript

Standard Objects: RegExpglobal, js regexp, regexp, replaceAll

Optimizing regex patterns for large text replacements is crucial for performance. Simple patterns evaluate faster than complex ones, reducing backtracking issues. Quantifiers like `*` and `+` can hinder efficiency if not properly managed. Consider using lookaheads and lookbehinds carefully, as they may add performance overhead.

Standard Objects: RegExp

How to extract all matches using regex in JavaScript

Standard Objects: RegExpglobal, js regexp, matchAll, regexp

The string.match method returns matched substrings or null, with behavior dependent on the global flag. Without 'g', it returns the first match and capturing groups. With 'g', it returns all matches without groups. For capturing groups on all matches, use RegExp.exec in a loop or matchAll with 'g'.