import "github.com/thedevsaddam/gojsonq"func main() { const json = `{"name":{"first":"Tom","last":"Hanks"},"age":61}` name := gojsonq.New().FromString(json).Find("name.first") println(name.(string)) // Tom}强制确保类型实现某个接口Go 语言中,类型实现某个接口 ,只要实现了该...
arguments: 命令行参数,通常是 []string 表示 flags: 命令行选项。对 command 进一步的控制。通常用一短横 - 或者两短横 -- 标识。程序中读取存储在变量中。 cobra 命令行格式: CopyAPPNAME VERB NOUN --ADJECTIVE APPNEM COMMAND ARG --FLAG 例子说明: Copyhugo server --port=1313 #server 代表 command...
errorLogger = log.New(logFile, preError, flag) }funcDebugf(formatstring, v ...interface{}){ debugLogger.Printf(format, v...) }funcInfof(formatstring, v ...interface{}){ infoLogger.Printf(format, v...) }funcWarningf(formatstring, v ...interface{}){ warningLogger.Printf(format, v....
// has an action associated with it: // Run: func(cmd *cobra.Command, args []string) { }, } // Execute adds all child commands to the root command and sets flags appropriately. // This is called by main.main(). It only needs to happen once to the rootCmd. func Execute() { ...
// multiple goroutines; it guarantees to serialize access to the Writer. type Logger struct { mu sync.Mutex // ensures atomic writes; protects the following fields prefix string // prefix on each line to identify the logger (but see Lmsgprefix) ...
prefix string: 表示统一前缀,会添加到生成的每一条日志前面,如debug的场景我们可以单独使用一个为[DEBUG]的前缀 flag int:表示额外信息标识,上文介绍过 当然,我们也可以单独调用如下相关的方法来单独设置。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 ...
SetHeader([]string{"Date", "Description", "CV2", "Amount"}) table.SetFooter([]string{"", "", "Total", "$146.93"}) // Add Footer table.EnableBorder(false) // Set Border to false table.AppendBulk(data) // Add Bulk Data table.Render() Output 2 DATE | DESCRIPTION | CV2 | ...
Usage: app-cli resourceA [flags] app-cli resourceA [command] Available Commands: create create an resource delete delete an resource get get an resource list list resources update update an resource Global Flags: --api-endpoint string unires service endpoint --auth_url string keyston auth url ...
If there are multiple client connected to the same bridge at the same time, you need to specify different key, which can be set by --k parameter. --k must be a unique string on the same bridge. When server is connected to bridge, if multiple client is connected to the same bridge ...
The program below uses nested for loops to print the sequence. The variablenin line no. 8 stores the number of lines in the sequence. In our case it’s5. The outer for loop iteratesifrom0to4and the inner for loop iteratesjfrom0to the current value ofi. The inner loop prints*for eac...