2759. Convert JSON String to Object π
Description
Given a string str
, return parsed JSON parsedStr
. You may assume the str
is a valid JSON string hence it only includes strings, numbers, arrays, objects, booleans, and null. str
will not include invisible characters and escape characters.
Please solve it without using the built-in JSON.parse
method.
Example 1:
Input: str = '{"a":2,"b":[1,2,3]}' Output: {"a":2,"b":[1,2,3]} Explanation: Returns the object represented by the JSON string.
Example 2:
Input: str = 'true' Output: true Explanation: Primitive types are valid JSON.
Example 3:
Input: str = '[1,5,"false",{"a":2}]' Output: [1,5,"false",{"a":2}] Explanation: Returns the array represented by the JSON string.
Constraints:
str
is a valid JSON string1 <= str.length <= 105
Solutions
Solution 1
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