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minWith

Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
fun CharSequence.minWith(
    comparator: Comparator<in Char>
): Char?

Returns the first character having the smallest value according to the provided comparator or null if there are no characters.

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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.text/min-with.html