The difference between replace() and replaceAll() method is that the replace() method replaces all the occurrences of old char with new char while replaceAll() method replaces all the occurrences of old string with the new string .
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The replaceAll() method replaces each substring that matches the regex of the string with the specified text .
Read moreWhat do the replaceAll () do?
replaceAll() The replaceAll() method returns a new string with all matches of a pattern replaced by a replacement . The pattern can be a string or a RegExp , and the replacement can be a string or a function to be called for each match.
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The Java String class replaceAll() method returns a string replacing all the sequence of characters matching regex and replacement string .
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String’s replace() takes either two chars or two CharSequences as arguments and it will replace all occurrences of char or String but replaceAll() method takes regex String as argument and replaces each substring of that matches given regex with replacement string.
Read moreWhen was replaceAll added to JavaScript?
Java, which had served an inspiration for JavaScript in the first days, has the replaceAll() method on strings since 1995 ! In this post, you’ll learn how to replace all string occurrences in JavaScript by splitting and joining a string, and string. replace() combined with a global regular expression.
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