is_ascii

This function determines whether the provided value is of type str and contains only valid ascii characters.

This function does not generate a change.

Function

is_ascii(value)

Arguments

Return value

Returns true if the given value is of type str and contains only ascii characters, else false.

Example

This code shows some return values for is_ascii():

[
    is_ascii( 'ԉ' ),
    is_ascii( 'pi' ),
];

Return value in JSON format

[
    false,
    true
]