package main import ( "fmt" "strings" ) func main() { fmt.Println("查找子串是否在指定的字符串中") fmt.Println("1 Contains 函数的用法") fmt.Println(strings.Contains("seafood", "foo")) //true fmt.Println(strings.Contains("seafood", "bar")) //false fmt.Println(strings.Contains("seafood", "")) //true fmt.Println(strings.Contains("", "")) //true 这里要特别注意 fmt.Println(strings.Contains("我是中国人", "我")) //true fmt.Println("") fmt.Println("2 ContainsAny 函数的用法") fmt.Println(strings.ContainsAny("team",… 

Go currently (pre 1.5) doesn’t provide any built in method for vendoring packages. The tools that currently exist today (godep, nut and a few others) basically exploit the implementation details of $GOPATH. Go 1.5 however… 

draw包提供了图片的生成方法,或者绘制方法.其使用方法只需导入响应的包即可"import image/draw” func Draw(dst Image, r image.Rectangle, src image.Image, sp image.Point, op Op) Draw是DrawMask的一种特殊形式,当DrawMask方法中mask为nil时,便是Draw函数 func DrawMask(dst Image, r image.Rectangle, src image.Image, sp image.Point, mask image.Image, mp image.Point, op Op) 其中各个参数的含义如下: dst 绘图的背景图。 r 是背景图的绘图区域 src…