node_extended_grapheme_cluster
Grapheme_Cluster_Break=Extend
Grapheme_Cluster_Break=Control
Grapheme_Cluster_Break=Prepend
Grapheme_Cluster_Break=L
Grapheme_Cluster_Break=V
Grapheme_Cluster_Break=LV
Grapheme_Cluster_Break=V
Grapheme_Cluster_Break=LVT
Grapheme_Cluster_Break=T
Regional_Indicator
Extended_Pictographic
Grapheme_Cluster_Break=SpacingMark
Node構造体を返すための関数ぽい
初期化
क्त
"क्", "त"