stringIndexOf
Modified on Wed, 02 Aug 2023
Description
Return the index of the first occurrence of the specified substring at a position greater than or equal to position, which defaults to 0.
Syntax
stringIndexOf(input, find, position)
Parameters
| Input Parameter | Type | Description |
|---|---|---|
| input | string | The input string to search. |
| find | string | The search string |
| position (optional) | number | Start position which is optional. |
Return value
| Type |
|---|
| number |
Sample
| Example | Result | Description |
|---|---|---|
| stringIndexOf('dog, cat, cat', 'cat') | 5 | Finds the first matched substring index |
| stringIndexOf('dog, cat, dog', 'lion') | -1 | Return -1 if there is no match |
| stringIndexOf('dog, cat, dog', 'dog', 5) | 10 | Return first matched substring index with given start position |
To view all the String functions, click here.
See Also
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