text = '''{"name":"張三", "age":'''
print(parse_json_markdown(text))


# {'name': '張三'}

text = '''```json\n{"name":"張三", "age":27'''
print(parse_json_markdown(text))


# {'name': '張三', 'age': 27}

text = '''```json\n{"name":"張三", "age": 27, "愛(ài)好": ["羽毛球'''
print(parse_json_markdown(text))


# {'name': '張三', 'age': 27, '愛(ài)好': ['羽毛球']}

new_chars = []
stack = []
is_inside_string = False
escaped = False


# Process each character in the string one at a time.
for char in s:
    if is_inside_string:
        if char == '"' and not escaped:
            is_inside_string = False
        elif char == "\n" and not escaped:
            char = "\\n"  # Replace the newline character with the escape sequence.
        elif char == "\\":
            escaped = not escaped
        else:
            escaped = False
    else:
        if char == '"':
            is_inside_string = True
            escaped = False
        elif char == "{":
            stack.append("}")
        elif char == "[":
            stack.append("]")
        elif char == "}" or char == "]":
            if stack and stack[-1] == char:
                stack.pop()
            else:
                # Mismatched closing character; the input is malformed.
                return None