标准异常类 基类 std::exception 中提供了 what() 函数 , 用于获取异常报错信息 , what 函数的原型如下 : 代码语言:javascript 代码运行次数:0 运行 AI代码解释 namespace std{#pragmawarning(push)#pragmawarning(disable:4577)// 'noexcept' used with no exception handling mode specifiedclassexception{_NODISCA...
class logic_error : public exception { // base of all logic-error exceptions 1. runtime_error是 运行时 不能被预先检测出的异常 ; runtime_error 定义在了 <stdexcept> 头文件中 , 继承 exception 异常基类 ; // CLASS runtime_error class runtime_error : public exception { // base of all ru...
#include <iostream> #include <stdexcept> #include <string> class MyCustomException : public std::exception { private: std::string message; public: MyCustomException(const std::string& msg) : message(msg) {} virtual const char* what() const noexcept override { ret...
STD exception 'class Poco::JSON::JSONException': 'JSON Exception' was caught. How to Get Best Site Performance Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location....
std::exception Defined in header<exception> classexception; Provides consistent interface to handle errors through thethrow expression. All exceptions generated by the standard library inherit fromstd::exception. All member functions ofstd::exceptionareconstexpr. ...
* @brief Base class for all library exceptions. * * This is the base class for all exceptions thrown by the standard * library, and by certain language expressions. You are free to derive * your own %exception classes, or use a different hierarchy, or to ...
class bad_exception; std::bad_exception 是C++ 运行时在下列情况抛出的异常类型: 1) 若std::exception_ptr 存储被捕捉异常的副本,且被 std::current_exception 捕捉的异常对象的复制构造函数抛出异常,则被捕捉的异常是 std::bad_exception 的一个实例。2...
有一种方法可以拥有额外的异常功能,但不必创建另一个异常层次结构。也就是说,您可以抛出标准异常和额外...
这个错误提示表明你尝试在const char*类型上调用find方法,而该方法是std::string类的成员函数,因此无法直接使用。 在C++ 中,what()方法返回一个指向 C 风格字符串(const char*)的指针。如果要对其进行字符串操作,比如查找子字符串,你需要将其转换为std::string对象,然后才能使用find方法。
template <class F> inline void parallel_for( const int64_t begin, const int64_t end, const int64_t grain_size, const F& f); 从parallel_for 的注释中知道在并行区域中只能使用data pointer,其异常处理通过std::exception_ptr实现。 # https://github.com/pytorch/pytorch/blob/master/aten/src/ATen...