if entry, ok := thing[index]; ok {
return entry
}entry will have the value of the lookup, ok will be true or false.
entry will also be available in future branches, i.e. an else following.
if entry, ok := thing[index]; ok {
return entry
}entry will have the value of the lookup, ok will be true or false.
entry will also be available in future branches, i.e. an else following.