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html字符串转 json

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>lcx</title>
</head>
<body>

html:
<textarea style=" 600px;height: 300px;font-size: 20px;" class="userhtml" ></textarea>

<button onclick="html2jsonstr();">html2jsonstr</button>

<div class="result" />

<script>

var h = 'svg width="100%" height="100%" viewBox="0 0 370 490"';

var leve1 = "&nbsp; &nbsp;&nbsp;&nbsp;";

var leve2 = "&nbsp; &nbsp;&nbsp;&nbsp; &nbsp; &nbsp;&nbsp;&nbsp;";

function html2jsonstr(){
    
    var userhtml = document.querySelector(".userhtml").value;
    var result = document.querySelector(".result");
    
    var json = "{<br/>";
    
    var patt2=/[A-Za-z]+/;
    var name = patt2.exec(userhtml);
    
    json = json + leve1 + "name: "" + name + "",<br/>";
    
    json = json + leve1 + "attrs: {<br/>";
        
    patt2=/([A-Za-z]+)=("[^"]+")/g;
    var data = {};
    while(data = patt2.exec(userhtml)){
        json = json + leve2 + data[1] + ": " + data[2] + ",<br/>";
    }
    
    json = json + leve1 + "}<br/>";
    json = json + "}<br/>";

    result.innerHTML = json;
}

function html2json(){
    
    var h = document.querySelector(".userhtml");
    
    var json = {};
    
    var patt2=/[A-Za-z]+/;
    var name = patt2.exec(h);
    json.name = name;
    json.attrs = {};
        
    patt2=/([A-Za-z]+)="([^"]+)"/g;
    var data = {};
    while(data = patt2.exec(h)){
        json.attrs[data[1]] = data[2];
    }

    console.log(json);
}

</script>

</body>
</html>

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原文地址：https://www.cnblogs.com/LcxSummer/p/14707719.html

html字符串 转 json

html字符串转 json