lastIndexOf

Returns the position (in the first argument) of the last occurrence of the second parameter. Returns -1 if there is no match.

Category

String

Function syntax

lastIndexOf(<parameters>)

Parameter

Parameter Type
string String
specified value String

Signature and returned type

lastIndexOf(<string>,<string>)

Returns an integer.

Example

lastIndexOf("Hello, "l"))

Returns 3.

Explanation:

In “Hello”, the last occurrence of “l” is at position 3.

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