Use Capture Groups to Search and Replace

scrimba

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by freeCodeCamp

Learn Regular Expressions

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Remove Whitespace from Start and End2:05

Use Capture Groups to Search and Replace

by freeCodeCamp

Learn Regular Expressions

Expand for more info

Remove Whitespace from Start and End2:05

index.js

run

preview

console

let wrongText = "The sky is silver.";
let silverRegex = /silver/;
wrongText.replace(silverRegex, "blue");
// Returns "The sky is blue."

"Code Camp".replace(/(\w+)\s(\w+)/, '$2 $1');
// Returns "Camp Code"

let huhText = "This sandwich is good.";
let fixRegex = /change/; // Change this line
let replaceText = ""; // Change this line
let result = huhText.replace(fixRegex, replaceText);

let wrongText = "The sky is silver.";

let silverRegex = /silver/;

wrongText.replace(silverRegex, "blue");

// Returns "The sky is blue."

"Code Camp".replace(/(\w+)\s(\w+)/, '$2 $1');

// Returns "Camp Code"

let huhText = "This sandwich is good.";

let fixRegex = /change/; // Change this line

let replaceText = ""; // Change this line

let result = huhText.replace(fixRegex, replaceText);

-2:55