6 type float32Value float32
8 func newFloat32Value(val float32, p *float32) *float32Value {
10 return (*float32Value)(p)
13 func (f *float32Value) Set(s string) error {
14 v, err := strconv.ParseFloat(s, 32)
19 func (f *float32Value) Type() string {
23 func (f *float32Value) String() string { return strconv.FormatFloat(float64(*f), 'g', -1, 32) }
25 func float32Conv(sval string) (interface{}, error) {
26 v, err := strconv.ParseFloat(sval, 32)
30 return float32(v), nil
33 // GetFloat32 return the float32 value of a flag with the given name
34 func (f *FlagSet) GetFloat32(name string) (float32, error) {
35 val, err := f.getFlagType(name, "float32", float32Conv)
39 return val.(float32), nil
42 // Float32Var defines a float32 flag with specified name, default value, and usage string.
43 // The argument p points to a float32 variable in which to store the value of the flag.
44 func (f *FlagSet) Float32Var(p *float32, name string, value float32, usage string) {
45 f.VarP(newFloat32Value(value, p), name, "", usage)
48 // Float32VarP is like Float32Var, but accepts a shorthand letter that can be used after a single dash.
49 func (f *FlagSet) Float32VarP(p *float32, name, shorthand string, value float32, usage string) {
50 f.VarP(newFloat32Value(value, p), name, shorthand, usage)
53 // Float32Var defines a float32 flag with specified name, default value, and usage string.
54 // The argument p points to a float32 variable in which to store the value of the flag.
55 func Float32Var(p *float32, name string, value float32, usage string) {
56 CommandLine.VarP(newFloat32Value(value, p), name, "", usage)
59 // Float32VarP is like Float32Var, but accepts a shorthand letter that can be used after a single dash.
60 func Float32VarP(p *float32, name, shorthand string, value float32, usage string) {
61 CommandLine.VarP(newFloat32Value(value, p), name, shorthand, usage)
64 // Float32 defines a float32 flag with specified name, default value, and usage string.
65 // The return value is the address of a float32 variable that stores the value of the flag.
66 func (f *FlagSet) Float32(name string, value float32, usage string) *float32 {
68 f.Float32VarP(p, name, "", value, usage)
72 // Float32P is like Float32, but accepts a shorthand letter that can be used after a single dash.
73 func (f *FlagSet) Float32P(name, shorthand string, value float32, usage string) *float32 {
75 f.Float32VarP(p, name, shorthand, value, usage)
79 // Float32 defines a float32 flag with specified name, default value, and usage string.
80 // The return value is the address of a float32 variable that stores the value of the flag.
81 func Float32(name string, value float32, usage string) *float32 {
82 return CommandLine.Float32P(name, "", value, usage)
85 // Float32P is like Float32, but accepts a shorthand letter that can be used after a single dash.
86 func Float32P(name, shorthand string, value float32, usage string) *float32 {
87 return CommandLine.Float32P(name, shorthand, value, usage)