update

.gitignore

@@ -0,0 +1,3 @@
+.vscode
+.xmake
+build

src/replaceStr/main.cpp

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+#include <iostream>
+#include<sstream>
+
+template<typename ...Args>
+void print(const Args&...args){
+    std::stringstream ss;
+    ((ss<<args),...);
+    std::cout<<ss.str();
+    return;
+}
+
+template<typename T>
+class Range{
+private:
+    T _start,_end,_step;
+public:
+    Range(const T start,const T end){Range(start,end,1);}
+    Range(const T start,const T end,const T step):_start(start),_end(end),_step(step){}
+
+    struct Iterator{
+        T current;
+        T step;
+        Iterator()=delete;
+        Iterator(const T start)noexcept{Iterator(start,1);}
+        Iterator(const T start,const T step)noexcept:current(start),step(step){}
+        bool operator!=(const Iterator &other)const noexcept{
+            return current<other.current;
+        }
+        Iterator& operator++()noexcept{
+            current+=step;
+            return *this;
+        }
+        T operator*(){
+            return current;
+        }
+    };
+
+    Iterator begin()const noexcept{return Iterator(_start,_step);}
+    Iterator end()const noexcept{return Iterator(_end,_step);}
+};
+
+int main(const int argc,const char *argv[]){
+    for(auto i:Range(1,11)){
+        print(i," ");
+    }
+    print("\n");
+}

xmake.lua

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+add_rules("mode.debug","mode.release")
+
+set_languages("c++23")
+
+set_warnings("all")
+
+target("replaceStr")
+    set_kind("binary")
+    add_files("./src/replaceStr/*.cpp")