insertAfter#

Inserts the insertText after the specified target in the input string.

Usage Scenarios#

• Text Manipulation: In text editors, insert text after a specific position or keyword.
• Data Generation: Generate dynamic text by inserting content at specific locations.

Example#

import { insertAfter } from 'funtool';

insertAfter('hello', 'X', 1); // ✅ 'heXllo'
insertAfter('foo-bar', '_', '-'); // ✅ 'foo-_bar'
insertAfter('abc', '_', 'z'); // ❌ 'abc'

Signature#

function insertAfter(input: string, insertText: string, target: string | number): string

Parameters#

• input ( string ): The input string.
• insertText ( string ): The text to insert.
• target ( string | number ): The index or substring after which to insert the text.

Returns#

• ( string ): A new string with the text inserted.