which text editor is best for html code example

Example 1: how to make a text editor in html

function chooseColor(){
      var mycolor = document.getElementById("myColor").value;
      document.execCommand('foreColor', false, mycolor);
    }

    function changeFont(){
      var myFont = document.getElementById("input-font").value;
      document.execCommand('fontName', false, myFont);
    }

    function changeSize(){
      var mysize = document.getElementById("fontSize").value;
      document.execCommand('fontSize', false, mysize);
    }

    function checkDiv(){
      var editorText = document.getElementById("editor1").innerHTML;
      if(editorText === ''){
        document.getElementById("editor1").style.border = '5px solid red';
      }
    }

    function removeBorder(){
      document.getElementById("editor1").style.border = '1px solid transparent';
    }

Example 2: basic html text editor code

<!DOCTYPE html>
<html lang="en">
<head>
    <style>
        #printcss {
            margin: 6;
            height: 300;
            width: 300;

        };

        #txt {
            width: 100%;
        }
    </style>

    <script>
        function prt() {
            print();
        };

        function ref() {
            document.location.reload();
        }
    </script>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>printext</title>
</head>
<body>
    <center>
        <button onclick="ref()">new file</button>
        <button id="printcss" onclick="prt()">print</button>
        
        
    </center>
    <textarea name="txt" id="txt" cols="250" rows="1000"></textarea>
</body>
</html>

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