you can also use Array.some() function: const arr = [ { id: 19, cost: 400, name: 'Arkansas', height: 198, weight: 35 }, { id: 21, cost: 250, name: 'Blofeld' ... ... <看更多>

contains () [2/2] ... Check whether an element exists in a JSON object with key equivalent to key. If the element is not found or the JSON value is not an object, ... ... <看更多>

# and yes, you can assert against nested objects within JSON arrays ! Then match cat.kittens contains [{ id: 42, name: 'Wild' }, { id: 23 ... ... <看更多>

I have some nested json data that i get using the json_object() function. Now I need to to check whether a certain value exists for a particular key which I ... ... <看更多>

I have some nested json data that i get using the json_object() function. Now I need to to check whether a certain value exists for a particular key which I ... ... <看更多>