Arduino - StringIndexOf

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String

## indexOf()

#### Description

Locates a character or String within another String. By default, searches from the beginning of the String, but can also start from a given index, allowing for the locating of all instances of the character or String.

#### Syntax

string.indexOf(val)
string.indexOf(val, from)

#### Parameters

string: a variable of type String
val: the value to search for - char or String
from: the index to start the search from

#### Returns

The index of val within the String, or -1 if not found.

#### Example

- StringIndexOf

#### See also

- lastIndexOf()
- startsWith()
- endsWith()

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