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lastIndexOf

Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
fun CharSequence.lastIndexOf(
    char: Char, 
    startIndex: Int = lastIndex, 
    ignoreCase: Boolean = false
): Int

Returns the index within this char sequence of the last occurrence of the specified character, starting from the specified startIndex.

Parameters

startIndex - The index of character to start searching at. The search proceeds backward toward the beginning of the string.

ignoreCase - true to ignore character case when matching a character. By default false.

Return An index of the first occurrence of char or -1 if none is found.

Platform and version requirements: JVM (1.0), JS (1.0), Native (1.0)
fun CharSequence.lastIndexOf(
    string: String, 
    startIndex: Int = lastIndex, 
    ignoreCase: Boolean = false
): Int

Returns the index within this char sequence of the last occurrence of the specified string, starting from the specified startIndex.

Parameters

startIndex - The index of character to start searching at. The search proceeds backward toward the beginning of the string.

ignoreCase - true to ignore character case when matching a string. By default false.

Return An index of the first occurrence of string or -1 if none is found.

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