About UPPER LEFT BLOCK DIAGONAL UPPER MIDDLE LEFT TO UPPER CENTRE
Upper Left Block Diagonal Upper Middle Left To Upper Centre (U+1FB57) is a Unicode other symbol from the Symbols for Legacy Computing block. It resides on Plane 1 (SMP, Supplementary Multilingual Plane), has bidirectional class ON (other neutrals), is not mirrored, and has combining class 0 (Not Reordered). In HTML it can be written as 🭗 or 🭗. Because it is outside the Basic Multilingual Plane, proper font support is required; otherwise a fallback box may be shown.