Difference between quot;if constexpr()quot; Vs quot;if()quot;(“if constexpr()之间的区别与“if())

Math-like chaining of the comparison operator - as in, quot;if ( (5lt;jlt;=1) )quot;(比较运算符的数学式链接-如“if((5＜j＜＝1)))

Checking for NULL pointer in C/C++(在 C/C++ 中检查空指针)

Can I use if (pointer) instead of if (pointer != NULL)?(我可以使用 if (pointer) 而不是 if (pointer != NULL) 吗?)

What do compilers do with compile-time branching?(编译器如何处理编译时分支?)

Variable assignment in quot;ifquot; condition(“if中的变量赋值状况)

How to avoid quot;ifquot; chains?(如何避免“如果链?)

Prettiness of ternary operator vs. if statement(三元运算符与 if 语句的对比)

If always returns true(如果总是返回真)

quot;IFquot; argument evaluation order?(“如果参数评估顺序?)

How does switch compile in Visual C++ and how optimized and fast is it?(在 Visual C++ 中 switch 是如何编译的，它的优化和速度如何?)

Defining a variable in the condition part of an if-statement?(在 if 语句的条件部分定义变量?)

How Switch case Statement Implemented or works internally?(Switch case 语句如何在内部实现或工作?)

comma operator in if condition(if 条件中的逗号运算符)

How is if statement evaluated in c++?(在 C++ 中如何评估 if 语句?)

Why does this if condition fail for comparison of negative and positive integers(为什么如果条件无法比较负整数和正整数)

How to compare char variables (c-strings)?(如何比较字符变量(c 字符串)?)

Is there a shorter way to write compound #39;if#39; conditions?(是否有更短的方法来编写复合“if条件?)

Do I need to put constexpr after else-if?(我需要将 constexpr 放在 else-if 之后吗?)

Create objects in conditional c++ statements(在条件 C++ 语句中创建对象)