For single unicode characters defined in the BMP plan - char code between 0x0000 (included) and 0xffff (included) and without the range 0xd800 to 0xdfff (surrogate pair characters)
Please use $string with fc.string({ unit, minLength: 1, maxLength: 1 }), utilizing one of its unit variants instead
fc.string({ unit, minLength: 1, maxLength: 1 })
Since 0.0.11
For single unicode characters defined in the BMP plan - char code between 0x0000 (included) and 0xffff (included) and without the range 0xd800 to 0xdfff (surrogate pair characters)