duplicate code
重複コード、重複したコード
https://refactoring.guru/ja/smells/duplicate-code
abstraction principle (programming)
Anti-pattern
data deduplication
Don't repeat yourself (DRY)
Redundant code
rule of three (computer programming)
/suto3/google.iconduplicate code
image duplicate code
define duplicate code
wikipedia duplicate code
weblio duplicate code
kotobank duplicate code
jisho duplicate code