simdjson_key_exists

simdjson_key_exists

Check if the JSON contains the value referred to by a JSON pointer.

bool **simdjson_key_exists** string $json string $key int $depth

Count the number of elements of the object/array found at the requested JSON pointer.

json The being queried. json``string

key The JSON pointer . string

depth Maximum nesting depth of the structure being validated. The value must be greater than , and less than or equal to .

  Callers should use reasonably small values,
  because larger depths require more buffer space and will
  increase the recursion depth, unlike the current  implementation.
 `0``2147483647``json_decode`

throw_if_uncountable When true, a will be thrown instead of returning 0 when the value the JSON pointer points to is neither an object nor an array. SimdJsonException

Returns true if the JSON pointer is valid and refers to a value found within a valid JSON string. Returns false if the JSON is valid but does not contain the JSON pointer.