generated from zhangwei/Matrixai
75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
//
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// Created by matrixai on 4/2/24.
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//
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#ifndef TRAIN_RFID_LINUX_STRINGUTIL_H
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#define TRAIN_RFID_LINUX_STRINGUTIL_H
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#include <string>
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#include <vector>
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#include <mutex>
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#include <set>
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#include <sstream>
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#include <bits/stdc++.h>
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namespace ai_matrix
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{
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class StringUtil final
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{
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public:
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static StringUtil *getins();
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// 字符串分割函数
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std::vector<std::string> split(std::string str, std::string pattern);
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// 去掉字符串前后的空格
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std::string trim(const std::string& str);
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// 替换string中所有指定字符串
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std::string replace_all_distinct(std::string str, const std::string old_value, const std::string new_value);
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//
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std::vector<float> SplitAnchor(std::string &strLine, const std::set<char> &setDelimiters);
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// float 转 string
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std::string getStringFromFloat(float f);
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// bool 转 string
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std::string getStringFromBool(bool b);
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// string 转 int
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int string2int(const std::string s, bool &b);
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// 判断字符串中是否含有 字母和数字 之外的字符
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bool containsNonAlphaNum(const std::string &str);
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// 判断字符串中是否仅含有数字
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// 检查函数
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bool is_digits(const std::string& str);
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private:
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StringUtil() = default;
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StringUtil(const StringUtil &) = delete;
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StringUtil(StringUtil &&) = delete;
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StringUtil &operator=(const StringUtil &) = delete;
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StringUtil &operator=(StringUtil &&) = delete;
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~StringUtil() = default;
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//定义一个嵌套类，负责释放内存，操作系统自动完成，不用担心内存泄露
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class GarbageCollector
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{
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public:
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~GarbageCollector()
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{
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if (StringUtil::ins)
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{
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delete StringUtil::ins;
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StringUtil::ins = nullptr;
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}
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}
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};
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static GarbageCollector gc;
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static StringUtil *ins;
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static std::mutex mx; //锁，保证线程安全
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};
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}
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#endif //TRAIN_RFID_LINUX_STRINGUTIL_H
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