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Javascript Validator is easy to use tool to validate JavaScript code. Copy, Paste and Validate JavaScript.
This JS linter checks the js code and highlights errors as well as shows the detail of the error in a plain and easy-to-read gradient table.
What can you do with JS Validator?
- It helps to Validate JavaScript code.
- It also works as JS Checker or JavaScript syntax checker.
- This tool allows loading the JavaScript URL to validate. Use your JS HTTP / HTTPS URL to validate. Click on the Load URL button, Enter URL and Submit.
- Users can also validate JS File by uploading the file.
- It helps to save your validated JavaScript and Share it on social sites or emails.
- JS Validator works well on Windows, MAC, Linux, Chrome, Firefox, Edge, and Safari.
- This JavaScript Linter helps a developer who works with JS code to test and verify.
How to validate JavaScript code or file?
- Open JS Validator tool and Copy and Paste JS Code in Input Text Editor.
- If you do have a JavaScript file, you can upload the file using the Upload file button. Users can also upload a js file with an internet-accessible URL. Click on the URL Button and Paste the URL.
- Click on Validate JS button once js script data is available in Text Editor, via Paste, File, or URL
- Review errors and warnings after parsing the JavaScript in the Error Section.
How does JS Validation work?
JS Validator uses JavaScript libs for validating and presenting warnings and errors. It process and validates js in a browser environment.
Just Paste your JS code and click Validate JS. This tool does not send js code to the server for validating.
In the case of js file upload, Browser reads the file and for URL upload, it sends the javascript URL to server and return js data and then run the validation logic.
Know more about JavaScript:
- Validate JSON using Javascript
- Convert String to JSON Object using Javascript
- Check if Variable Is a Number in Javascript
- How to Get Last Element of an Array in JavaScript?
- JavaScript Cheat Sheet
- Map to Array in Javascript
Example of JS File
JS data Try it.
var carInsuranceCompany = {
name: "Geico",
market_capital: "$34.9 billion",
};
var carInsuranceCompanyObj = JSON.stringify(obj);
document.getElementById("insurance").innerHTML = carInsuranceCompanyObj;
For Advanced Users
External URL
Load External URL in Browser URL like this https://codebeautify.org/
https://codebeautify.org/jsvalidate?url= https://gist.gi thubusercontent .com/cbmgit/142 fca2328fd5992ee 6618559f95acf3/ raw/CarInsuranc eCompany.js
Data as Parameter
Load Data in Browser URL input like this https://codebeautify.org/
https://codebeautify.org/jsvalidate?input= var carInsuranceCom pany = { name: "Geico", market_capital: "$34.9 billion", }; var carInsuranceCom panyObj = JSON.stringify( obj); document.getEle mentById("insur ance").innerHTM L = carInsuranceCom panyObj;