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30-seconds-of-code/snippets/isValidJSON.md
2017-12-31 13:06:22 +00:00

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### isValidJSON
Checks if the provided argument is a valid JSON.
Use `JSON.parse()` and a `try... catch` block to check if the provided argument is a valid JSON.
```js
const isValidJSON = obj => {
try {
JSON.parse(obj);
return true;
} catch (e) {
return false;
}
};
```
```js
isValidJSON('{"name":"Adam","age":20}'); // true
isValidJSON('{"name":"Adam",age:"20"}'); // false
```