関連ワード:  java get last 3 characters of string    java get last 3 chars of string    java code to get last 3 characters of string    java last 3 characters of string    java get first 3 characters of string    java replace last 3 characters of string    java get first 3 letters of string    java substring last 3 characters  
結果 : java get last 3 characters of string