将char数组从消息队列转换为int数组

#include <iostream>
#include <vector>
#include <cstdlib> // for std::atoi

std::vector<int> charArrayToIntArray(const char* charArray, size_t length) {
    std::vector<int> intArray;
    const char* ptr = charArray;
    while (ptr < charArray + length) {
        // Skip non-digit characters
        while (*ptr && !isdigit(*ptr)) {
            ++ptr;
        }
        if (*ptr) {
            int value = std::atoi(ptr);
            intArray.push_back(value);
            // Move ptr to the end of the current number
            while (*ptr && isdigit(*ptr)) {
                ++ptr;
            }
        }
    }
    return intArray;
}

int main() {
    const char* charArray = "123abc456def789";
    std::vector<int> intArray = charArrayToIntArray(charArray, strlen(charArray));
    for (int num : intArray) {
        std::cout << num << " ";
    }
    return 0;
}

#include <iostream>
#include <vector>
#include <climits> // for INT_MAX

std::vector<int> charArrayToIntArray(const char* charArray, size_t length) {
    std::vector<int> intArray;
    const char* ptr = charArray;
    while (ptr < charArray + length) {
        // Skip non-digit characters
        while (*ptr && !isdigit(*ptr)) {
            ++ptr;
        }
        if (*ptr) {
            long long value = 0;
            while (*ptr && isdigit(*ptr)) {
                value = value * 10 + (*ptr - '0');
                if (value > INT_MAX || value < INT_MIN) {
                    std::cerr << "Error: Value overflow" << std::endl;
                    break;
                }
                ++ptr;
            }
            if (value <= INT_MAX && value >= INT_MIN) {
                intArray.push_back(static_cast<int>(value));
            }
        }
    }
    return intArray;
}

int main() {
    const char* charArray = "12345678901234567890";
    std::vector<int> intArray = charArrayToIntArray(charArray, strlen(charArray));
    for (int num : intArray) {
        std::cout << num << " ";
    }
    return 0;
}