增加go模块

src/main/go-mod/excel.go

@@ -0,0 +1,48 @@
+package excel
+
+import (
+	"fmt"
+	"reflect"
+
+	"github.com/360EntSecGroup-Skylar/excelize"
+)
+
+// WriteXlsx 生成表格到本地服务器
+func WriteXlsx(sheet string, records interface{}) *excelize.File {
+	f := excelize.NewFile()    // new file
+	index := f.NewSheet(sheet) // new sheet
+	f.SetActiveSheet(index)    // set active (default) sheet
+	firstCharacter := 65       // start from 'A' line
+	t := reflect.TypeOf(records)
+
+	if t.Kind() != reflect.Slice {
+		return f
+	}
+
+	s := reflect.ValueOf(records)
+	for i := 0; i < s.Len(); i++ {
+		elem := s.Index(i).Interface()
+		elemType := reflect.TypeOf(elem)
+		elemValue := reflect.ValueOf(elem)
+		for j := 0; j < elemType.NumField(); j++ {
+			field := elemType.Field(j)
+			// 结构体中xlsx 类似json
+			tag := field.Tag.Get("xlsx")
+			name := tag
+			column := string(firstCharacter + j)
+			if tag == "" {
+				continue
+			}
+			// 设置表头
+			if i == 0 {
+				f.SetCellValue(sheet, fmt.Sprintf("%s%d", column, i+1), name)
+			}
+			// 设置列宽
+			f.SetColWidth(sheet, "A", fmt.Sprintf("%s", column), 20)
+
+			// 设置内容
+			f.SetCellValue(sheet, fmt.Sprintf("%s%d", column, i+2), elemValue.Field(j).Interface())
+		}
+	}
+	return f
+}

src/main/go-mod/func.go

@@ -0,0 +1,24 @@
+package main
+
+import "fmt"
+
+type Publisher struct {
+        name string
+        address string
+}
+type Book struct {
+    title, name string
+    publisher Publisher
+}
+
+func main() {
+    var book = Book{"title","name",Publisher{"pub","beijing"}}
+   /* 这是我的第一个简单的程序 */
+   fmt.Println("Hello, World!")
+   fmt.Println(book)
+
+}
+
+func test (book Book) (b1 Book, b2 Book){
+    return book,book
+}

src/main/go-mod/struct.go

@@ -0,0 +1,7 @@
+package test
+type Books struct {
+   title string
+   author string
+   subject string
+   book_id int
+}