Javascript replace all chars

Javascript: Replace all occurrences of string (4 ways)

This article talks about how to replace all occurrences of a string in javascript using different methods and various examples.

Table of Contents:-

Replace all occurrences of string case-insensitive in javascript using replace()

The replace() method in javascript looks for a pattern and replaces some or all of its occurrences with a replacement(string) . The pattern can be a string or regExp.

replace(regexp, newSubString) replace(subString, newSubString)

Frequently Asked:

Replace all occurrences of “This” with “Javascript”

let dummyString = "This is a language, This is the most popular language. This is easy to learn. This is text-based." dummyString = dummyString.replace(new RegExp("this", "gi"), "Javascript") console.log(dummyString)

let dummyString = "This is a language, This is the most popular language. This is easy to learn. This is text-based." dummyString = dummyString.replace(new RegExp("This", "gi"), "Javascript") console.log(dummyString)

Javascript is a language, Javascript is the most popular language. Javascript is easy to learn. Javascript is text-based.

Here in the replace() function, an object of RegExp is passed with “this” -> first argument, , “gi” -> second argument to identify the pattern “this”. “gi” specifies that the replacement should be case insensitive.

Replace all occurrences of string case insensitive in javascript using replaceAll()

The replaceAll() method in javascript returns a new string with all matches of a pattern replaced by a replacement(string).

replaceAll(regexp, newSubString) replaceAll(subString, newSubString)

Replace all occurrences of “This” with “Javascript”

let dummyString = "This is a language, This is the most popular language. This is easy to learn. This is text-based." dummyString = dummyString.replaceAll(/this/gi, "Javascript") console.log(dummyString)

Javascript is a language, Javascript is the most popular language. Javascript is easy to learn. Javascript is text-based.

Replace all occurrences of string in javascript using split and join

This section will replace all occurrences of a string in javascript by splitting and joining an array. The solution is to split the original string by the search string and then replace them with a new substring. Then, finally, joining back into one string.

newString = originalString.split(subString).join(newSubString)

Replace all occurrences of “This” with “Javascript”

let dummyString = "This is a language, This is the most popular language. This is easy to learn. This is text-based." dummyString = dummyString.split("This").join("Javascript"); console.log(dummyString)

Javascript is a language, Javascript is the most popular language. Javascript is easy to learn. Javascript is text-based.

Replace all occurrences of string in javascript using substring and indexOf

In this section, we will replace all occurrences of a string in javascript by:

• Finding the indexOf of a pattern.
• Identifying the substring to be replaced based on the index and then replacing it with the new substring.
• Finally, concatenating the substrings to one string.

Replace all occurrences of “This” with “Javascript”

let dummyString = "This is a language, This is the most popular language. This is easy to learn. This is text-based." let i=-1; let findToken = 'This' let newSubString ='Javascript' while (( i=dummyString.indexOf(findToken,i>=0? i=newSubString.length : 0 )) !== -1 ) < dummyString= dummyString.substring(0,i) + newSubString + dummyString.substring(i+findToken.length) >console.log(dummyString)

Javascript is a language, Javascript is the most popular language. Javascript is easy to learn. Javascript is text-based.

We hope this article helped you to replace all occurrences of a string in javascript. Good Luck .

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Javascript: Replace all occurrences of a character in string (4 ways)

This article talks about how to replace all occurrences of a character in a javascript string using different methods and illustration through examples.

Table of Contents:-

Javascript replace all occurrences of a character in string using replace()

The replace() method in javascript looks for a pattern and replaces some or all of its occurrences with a replacement(character/string) . The pattern can be a character or a string or regExp.

replace(regexp, newCharacter) replace(characterToBeReplaced, newCharacter)

Frequently Asked:

Replace all occurrences of “x” with “”

let dummyString = "This is x a x language, This is x the most popxular xlanguage." newString = dummyString.replace(/x/gi, "") console.log(newString)

This is a language, This is the most popular language.

Javascript replace all occurrences of a character in string using replaceAll()

The replaceAll() method in javascript returns a new string with all matches of a pattern replaced by a replacement(character/string).

replaceAll(regexp, newCharacter) replaceAll(characterToBeReplaced, newCharacter)

Replace all occurrences of “x” with “”

let dummyString = "This is x a x language, This is x the most popxular xlanguage." newString = dummyString.replaceAll("x", "") console.log("Original string is: " + dummyString) console.log("Replaced string is: " + newString)

Original string is: This is x a x language, This is x the most popxular xlanguage. Replaced string is: This is a language, This is the most popular language.

Replace all occurrences of a character in string using split and join

This section will replace all occurrences of a character in javascript by splitting and joining an array. The solution is to split the original string by the search character and then replace it with a new character. Then, finally, joining back into one string.

newString = originalString.split(characterToBeReplaced).join(newCharacter)

Replace all occurrences of “x” with “”

let dummyString = "This is x a x language, This is x the most popxular xlanguage." newString = dummyString.replaceAll("x", "") newString = dummyString.split('x').join('') console.log("Original string is: " + dummyString) console.log("Replaced string is: " + newString)

Original string is: This is x a x language, This is x the most popxular xlanguage. Replaced string is: This is a language, This is the most popular language.

Javascript replace all occurrences of a character in string using substring and indexOf

In this section, we will replace all occurrences of a character in javascript by:

• Finding the indexOf of a pattern.
• Identifying the character/string to be replaced based on the index and then replacing it with the new character/space/string.
• Finally, concatenating the substrings to one string.

Replace all occurrences of “x” with “”

let dummyString = "This is x a x language, This is x the most popxular xlanguage." let newString = "" let i=-1; let findToken = 'x' let newToken ='' while (( i=dummyString.indexOf(findToken,i>=0? i= newToken.length : 0 )) !== -1) < dummyString= dummyString.substring(0,i) + newToken + dummyString.substring(i+findToken.length) >newString = dummyString console.log(dummyString)

This is a language, This is the most popular language.

We hope this article helped you to replace all occurrences of a character in a javascript string. Good Luck .

Related posts:

Share your love

Leave a Comment Cancel Reply

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Terms of Use

Disclaimer

Copyright © 2023 thisPointer

To provide the best experiences, we and our partners use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us and our partners to process personal data such as browsing behavior or unique IDs on this site and show (non-) personalized ads. Not consenting or withdrawing consent, may adversely affect certain features and functions.

Click below to consent to the above or make granular choices. Your choices will be applied to this site only. You can change your settings at any time, including withdrawing your consent, by using the toggles on the Cookie Policy, or by clicking on the manage consent button at the bottom of the screen.

The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.

The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.

The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.

The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.

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