Go--Go language pointer

Package Mainimport"FMT"type Test struct {Name string}func change2 (t*Test) {T.name= "2"}func change3 (t*Test) {    //!! The amount of altogether here changed.    //Note the parentheses here    //if the direct *t.name=3 compilation does not pass an error invalid indirect of t.name (type string)    //in fact, in Go * can be omitted, directly similar to the CHANGE2 function in this use. (*t). Name = "3"}func change4 (t Test) {T.name= "5"}func Main () {//T is an addressT: = &test{name: "1"} change2 (t) fmt. Println (T.name) change3 (t) fmt. Println (T.name)//This is a pass-through variable.Change4 (*t) fmt. Println (t.name)}

Go--Go language pointer