The codex replaced the cumbersome scroll. The book The Birth of the Codex states: “In contrast to the slow and piecemeal process by which the codex ousted the roll in secular literature, the Christian adoption of the codex seems to have been instant and universal. ”
कोडॆक्स ने उन खर्रों की जगह ली जिन्हें इस्तेमाल करना बहुत मुश्‍किल था ।