kotlin-stdlib/kotlin.text/isLetterOrDigit

isLetterOrDigit

expect fun Char.isLetterOrDigit(): Boolean
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Returns true if this character is a letter or digit.

Since Kotlin

1.5

Samples

import samples.*
import java.util.*
import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', '1', '+')
val (letterOrDigitList, notLetterOrDigitList) = chars.partition { it.isLetterOrDigit() }
assertPrints(letterOrDigitList, "[a, 1]")
assertPrints(notLetterOrDigitList, "[+]") 
   //sampleEnd
}

See also

actual inline fun Char.isLetterOrDigit(): Boolean
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Returns true if this character is a letter or digit.

Samples

import samples.*
import java.util.*
import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', '1', '+')
val (letterOrDigitList, notLetterOrDigitList) = chars.partition { it.isLetterOrDigit() }
assertPrints(letterOrDigitList, "[a, 1]")
assertPrints(notLetterOrDigitList, "[+]") 
   //sampleEnd
}

See also

actual fun Char.isLetterOrDigit(): Boolean
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Returns true if this character is a letter or digit.

Since Kotlin

1.5

Samples

import samples.*
import java.util.*
import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', '1', '+')
val (letterOrDigitList, notLetterOrDigitList) = chars.partition { it.isLetterOrDigit() }
assertPrints(letterOrDigitList, "[a, 1]")
assertPrints(notLetterOrDigitList, "[+]") 
   //sampleEnd
}

See also

actual fun Char.isLetterOrDigit(): Boolean
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Returns true if this character is a letter or digit.

Samples

import samples.*
import java.util.*
import kotlin.test.*
fun main() { 
   //sampleStart 
   val chars = listOf('a', '1', '+')
val (letterOrDigitList, notLetterOrDigitList) = chars.partition { it.isLetterOrDigit() }
assertPrints(letterOrDigitList, "[a, 1]")
assertPrints(notLetterOrDigitList, "[+]") 
   //sampleEnd
}

See also