){a[i],a[j]=a[j],a[i]}func(aByAge)Less(i,jint)bool{returna[i].Age<a[j].Age}funcmain(){people:=[]Person
typeIntHeap[]intfunc(hIntHeap)Len()int{returnlen(h)}func(hIntHeap)Less(i,jint)bool{returnh[i]<h[j]}func
pErrorList)Err()error func(pErrorList)Error()string func(pErrorList)Len()int func(pErrorList)Less(i,jint
chara[3];std::cout<<"sizeofarray:"<<sizeofa<<'\n'<<"sizeofpointer:"<<sizeof+a<<'\n';} Output: char:jint
bool funcSelect(cases[]SelectCase)(chosenint,recvValue,recvOKbool) funcSwapper(sliceinterface{})func(i,jint