JavaScript HTML encode special characters | Example code

Using replace method you can escape HTML special characters in JavaScript.

HTML encode special characters example in JavaScript

<!DOCTYPE html>

    function escapeHtml(unsafe) {
      return unsafe
      .replace(/&/g, "&amp;")
      .replace(/</g, "&lt;")
      .replace(/>/g, "&gt;")
      .replace(/"/g, "&quot;")
      .replace(/'/g, "&#039;");

    console.log(escapeHtml("A > B"));
    console.log(escapeHtml("10 > 9"));


JavaScript HTML encode special characters

Note: The All JS Examples codes are tested on the Firefox browser and the Chrome browser.

OS: Windows 10

Code: HTML 5 Version

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