github.com/zhongdalu/gf@v1.0.0/g/os/gcmd/gcmd_value.go (about)

     1  // Copyright 2017 gf Author(https://github.com/zhongdalu/gf). All Rights Reserved.
     2  //
     3  // This Source Code Form is subject to the terms of the MIT License.
     4  // If a copy of the MIT was not distributed with this file,
     5  // You can obtain one at https://github.com/zhongdalu/gf.
     6  //
     7  
     8  package gcmd
     9  
    10  import "github.com/zhongdalu/gf/g/container/gvar"
    11  
    12  // GetAll returns all values as a slice of string.
    13  func (c *gCmdValue) GetAll() []string {
    14  	return c.values
    15  }
    16  
    17  // Get returns value by index <index> as string,
    18  // if value does not exist, then returns <def>.
    19  func (c *gCmdValue) Get(index int, def ...string) string {
    20  	if index < len(c.values) {
    21  		return c.values[index]
    22  	} else if len(def) > 0 {
    23  		return def[0]
    24  	}
    25  	return ""
    26  }
    27  
    28  // GetVar returns value by index <index> as *gvar.Var object,
    29  // if value does not exist, then returns <def> as its default value.
    30  func (c *gCmdValue) GetVar(index int, def ...string) *gvar.Var {
    31  	return gvar.New(c.Get(index, def...), true)
    32  }