kotlin-stdlib/kotlin.text/isLowerCase

isLowerCase

expect fun Char.isLowerCase(): Boolean(source)

Returns true if this character is a lower case letter.

A character is considered to be a lower case letter if its category is CharCategory.LOWERCASE_LETTER.

Since Kotlin

1.5

Samples



import java.util.*


import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', 'λ', 'A', '1', '+')
val (lowerCases, notLowerCases) = chars.partition { it.isLowerCase() }
println(lowerCases) // [a, λ]
println(notLowerCases) // [A, 1, +] 
   //sampleEnd
}
actual inline fun Char.isLowerCase(): Boolean(source)

Returns true if this character is lower case.

Samples



import java.util.*


import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', 'λ', 'A', '1', '+')
val (lowerCases, notLowerCases) = chars.partition { it.isLowerCase() }
println(lowerCases) // [a, λ]
println(notLowerCases) // [A, 1, +] 
   //sampleEnd
}

See also

actual fun Char.isLowerCase(): Boolean

Returns true if this character is a lower case letter.

A character is considered to be a lower case letter if its category is CharCategory.LOWERCASE_LETTER.

Since Kotlin

1.5

Samples



import java.util.*


import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', 'λ', 'A', '1', '+')
val (lowerCases, notLowerCases) = chars.partition { it.isLowerCase() }
println(lowerCases) // [a, λ]
println(notLowerCases) // [A, 1, +] 
   //sampleEnd
}
actual fun Char.isLowerCase(): Boolean

Returns true if this character is a lower case letter.

A character is considered to be a lower case letter if its category is CharCategory.LOWERCASE_LETTER.

Samples



import java.util.*


import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', 'λ', 'A', '1', '+')
val (lowerCases, notLowerCases) = chars.partition { it.isLowerCase() }
println(lowerCases) // [a, λ]
println(notLowerCases) // [A, 1, +] 
   //sampleEnd
}