isTitleCase

actual inline fun Char.isTitleCase(): Boolean(source)

Returns true if this character is a title case letter.

A character is considered to be a title case letter if its category is CharCategory.TITLECASE_LETTER.

Since Kotlin

1.0

Samples

import java.util.*
import kotlin.test.*

fun main() { 
   //sampleStart 
   val chars = listOf('ǅ', 'ǈ', 'ǋ', 'ǲ', '1', 'A', 'a', '+')
val (titleCases, notTitleCases) = chars.partition { it.isTitleCase() }
println(titleCases) // [ǅ, ǈ, ǋ, ǲ]
println(notTitleCases) // [1, A, a, +] 
   //sampleEnd
}
xxxxxxxxxx
 
val chars = listOf('ǅ', 'ǈ', 'ǋ', 'ǲ', '1', 'A', 'a', '+')
val (titleCases, notTitleCases) = chars.partition { it.isTitleCase() }
println(titleCases) // [ǅ, ǈ, ǋ, ǲ]
println(notTitleCases) // [1, A, a, +] 
Open in Playground →
Target: JVMRunning on v.2.1.20

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