This property defines the Unicodes which have Lao script
Characters like ກ,ຂ,ຄ, etc. are listed under Lao Script.
83 Characters are present in Lao Script starting with the Unicode point U+0E81 that represents the character ກ.
Currently, as per latest version 15.0.0, Unicode supports 164 number of Script. Here are a few examples - Adlam,Ahom,Anatolian Hieroglyphs, etc.