This property defines the Unicodes which belongs to Syriac block
Characters like ܀,܁,܂, etc. are listed under Syriac Block.
79 Characters are present in Syriac Block starting with the Unicode point U+0700 that represents the character ܀.
Currently, as per latest version 15.0.0, Unicode supports 328 number of Block. Here are a few examples - Latin Extended E,Adlam,Aegean Numbers, etc.