is_str

This function determines whether the provided value is of type str.

The value is not explicitly checked for valid UTF-8 characters, use is_utf8() if you want to check for valid UTF-8 data.

This function does not generate a change.

Function

is_str(value)

Arguments

Return value

Returns true if the given value is of type str, else false.

Example

This code shows some return values for is_utf8():

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

Return value in JSON format

[
    true,
    true
]