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• StackUtils.kt

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ru.hnau.jutils.collections.StackUtils.kt Maven / Gradle / Ivy

package ru.hnau.jutils.collections

import java.util.*

fun  Stack.popOrNull() = synchronized(this) { if (empty()) null else pop() }

fun  Stack.peekOrNull() = synchronized(this) { if (empty()) null else peek() }