node-lib

@wtasnorg/node-lib

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@wtasnorg/node-lib / lastIndexString

Function: lastIndexString()

lastIndexString(s, substr): number

Defined in: src/strings.ts:568

LastIndex returns the index of the last instance of substr in s, or -1 if substr is not present in s.

Parameters

s

string

Input string.

substr

string

Substring to find.

Returns

number

Index of last occurrence, or -1.

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