Go Package unicode: Difference between revisions
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| (2 intermediate revisions by the same user not shown) | |||
| Line 12: | Line 12: | ||
s := "A 10" | s := "A 10" | ||
rs := []rune(s) | rs := []rune(s) | ||
fmt.Printf("char: %c, is digit: %t\n", | c := rs[0] | ||
fmt.Printf("char: %c, is digit: %t\n", | c2 := rs[2] | ||
fmt.Printf("char: %c, is digit: %t\n", c, unicode.IsDigit(c)) | |||
fmt.Printf("char: %c, is digit: %t\n", c2, unicode.IsDigit(c2)) | |||
</syntaxhighlight> | </syntaxhighlight> | ||
prints: | prints: | ||
| Line 20: | Line 22: | ||
char: 1, is digit: true | char: 1, is digit: true | ||
</syntaxhighlight> | </syntaxhighlight> | ||
====<tt>IsSpace()</tt>==== | |||
====<tt>IsLetter()</tt>==== | |||
====<tt>IsLower()</tt>==== | |||
====<tt>IsPunct()</tt>==== | |||
=Conversions= | |||
====<tt>ToUpper()</tt>==== | |||
====<tt>ToLower()</tt>==== | |||
Latest revision as of 03:28, 22 August 2023
External
Internal
Overview
The unicode package provide functions to evaluate the properties of runes inside strings.
Introspecting Characters
Also see:
IsDigit()
s := "A 10"
rs := []rune(s)
c := rs[0]
c2 := rs[2]
fmt.Printf("char: %c, is digit: %t\n", c, unicode.IsDigit(c))
fmt.Printf("char: %c, is digit: %t\n", c2, unicode.IsDigit(c2))
prints:
char: A, is digit: false
char: 1, is digit: true