JavaScript中Unicode值轉字符


  在JavaScript中,將Unicode值轉字符的方法:

<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <title>JavaScript39</title>
    <link rel="stylesheet" href="">
</head>
<body>
    <input type="text" id="input1">
    <p id="demo2"></p>
    <button onclick="fromCharCode()">Unicode轉換為字符串</button>
    <script>
        function groupArray(str){
            var result = new Array();
            for (var i = 0; i < str.length/2; i++) {
                var aa = str.slice(i*2, (i+1)*2);
                result.push(aa);
            }
            return result;
        }
        function fromCharCode(){
            var m =document.getElementById("input1").value;    //獲取輸入框的值
            console.log(m);
            var strArray = groupArray(m);    //將輸入框的值進行分組存放到數組里
            console.log(strArray);
            var charStr = "";
            for (var i = 0; i < strArray.length; i++) {
                var istr = strArray[i];
                charStr = charStr.concat(String.fromCharCode(istr));    //將數組里的Unicode值轉成字符串並連接起來
            }
            console.log(charStr);
            document.getElementById("demo2").innerHTML = charStr;        //將連接起來的值
        }
    </script>
</body>
</html>

 


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