com.soywiz.kmem.ByteArrayUtils.kt Maven / Gradle / Ivy

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kmem: Fast memory for Kotlin Common (JVM and JS) using Buffers and Typed Arrays

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package com.soywiz.kmem

fun ByteArray.contains(other: ByteArray): Boolean = indexOf(other) >= 0

fun ByteArray.indexOf(other: ByteArray): Int {
	val full = this
	for (n in 0 until full.size - other.size) {
		if (other.indices.all { m -> full[n + m] == other[m] }) {
			return n
		}
	}
	return -1
}