JavaScript/Intermediate_JavaScript/Find_&_Replace_RegEx_Object.html at master · TheShubham-K/JavaScript · GitHub

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<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>&#x1F3F4;&#x200D;&#x2620;&#xFE0F; Complete Javascripts Course</title>
  <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css" rel="stylesheet"
    integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh" crossorigin="anonymous" />
  <style>

  </style>
</head>

<body>
  <br />
  <br />
  <center>
    <!-- <input type="text" id="item"> -->
    <br />
    <div id="wrapper">&#x1F4C3; &#x1F3EA; 👾</div>
    <br />
    <div id="message">Complete JavaScript Course</div>
    <div id="output">Complete JavaScript Course Complete JavaScript Course Complete JavaScript Course Complete
      JavaScript Course Complete JavaScript Course</div>
    Search For : <input type="text" id="sText">
    Replace With : <input type="text" id="rText">
    <input type="button" class="btn btn-outline-warning" onClick="lookUp()" value="Find Text">
    <br /><br />
  </center>
  <script>
    var message = document.getElementById("message");
    var output = document.getElementById("output");

    function lookUp() {
      var s = document.getElementById("output").innerText;
      var st = document.getElementById("sText").value;
      var rt = document.getElementById("rText").value;
      var re = new RegExp(st, "ig");
      var result = s.match(re);
      if (result) {
        var rr = s.replace(re, rt);
        document.getElementById("output").innerText = rr;
      }
      console.log(result);
    }
  </script>


  <script src="https://code.jquery.com/jquery-3.5.0.js" integrity="sha256-r/AaFHrszJtwpe+tHyNi/XCfMxYpbsRg2Uqn0x3s2zc="
    crossorigin="anonymous"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"></script>
  <script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.bundle.min.js"></script>
</body>

</html>