# Documentation » Deprecated elements

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## Deprecated

### Table of Contents

src/Output/QRImage.php
src/QRCode.php

### QRImage.php

Line | Element | Reason
--- | --- | ---
17 | QRImage | backward compatibility, use QRGdImage instead

### QRCode.php

Line | Element | Reason
--- | --- | ---
230 | QRCode::isNumber() |
241 | QRCode::isAlphaNum() |
252 | QRCode::isKanji() |
263 | QRCode::isByte() |
41 | QRCode::ECC_L |
48 | QRCode::ECC_M |
55 | QRCode::ECC_Q |
62 | QRCode::ECC_H |

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