JSON to string JavaScript

JSON to string JavaScript is commonly used to exchange data of information from the web server. Receiving data from the web server is always in the form of string. By the parse the data with JSON.parse(), the Data converted into JavaScript.

Javascript object to JSON string

on Jun 03, 2022

var person={"first_name":"Tony","last_name":"Hawk","age":31};
var personJSONString=JSON.stringify(person);

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Convert JSON String to JavaScript Object

on Jun 03, 2022

<script>
  // Convert JSON String to JavaScript Object
  var JSONString = '[{"name":"Jonathan Suh","gender":"male"},{"name":"William Philbin","gender":"male"},{"name":"Allison McKinnery","gender":"female"}]';

  var JSONObject = JSON.parse(JSONString);
  console.log(JSONObject);      // Dump all data of the Object in the console
  alert(JSONObject[0]["name"]); // Access Object data
</script>

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js string to json

on Jun 03, 2022

var obj = JSON.parse("{no:'u',my:'sql'}");//returnes {no:'u',my:'sql'}

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javascript json to string print

on Jun 03, 2022

function syntaxHighlight(json) {
    if (typeof json != 'string') {
         json = JSON.stringify(json, undefined, 2);
    }
    json = json.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
    return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*:)?|\b(true|false|null)\b|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)/g, function (match) {
        var cls = 'number';
        if (/^"/.test(match)) {
            if (/:$/.test(match)) {
                cls = 'key';
            } else {
                cls = 'string';
            }
        } else if (/true|false/.test(match)) {
            cls = 'boolean';
        } else if (/null/.test(match)) {
            cls = 'null';
        }
        return '<span class="' + cls + '">' + match + '</span>';
    });
}

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javascript json to string print

on Jun 03, 2022

for (const key in user) {

    if (user.hasOwnProperty(key)) {

        console.log(`${key}: ${user[key]}`);
    }
}

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javascript json to string print

on Jun 03, 2022

for (const key in user) {

    if (user.hasOwnProperty(key)) {

        console.log(`${key}: ${user[key]}`);
        console.log("eddy");
    }
}

0

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