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| @@ 1453-1460 (lines=8) @@ | ||
| 1450 | * @param int $codepoint |
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| 1451 | * @return null|string |
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| 1452 | */ |
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| 1453 | static function decCharReference( $codepoint ) { |
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| 1454 | $point = intval( $codepoint ); |
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| 1455 | if ( Sanitizer::validateCodepoint( $point ) ) { |
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| 1456 | return sprintf( '&#%d;', $point ); |
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| 1457 | } else { |
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| 1458 | return null; |
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| 1459 | } |
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| 1460 | } |
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| 1461 | ||
| 1462 | /** |
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| 1463 | * @param int $codepoint |
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| @@ 1466-1473 (lines=8) @@ | ||
| 1463 | * @param int $codepoint |
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| 1464 | * @return null|string |
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| 1465 | */ |
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| 1466 | static function hexCharReference( $codepoint ) { |
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| 1467 | $point = hexdec( $codepoint ); |
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| 1468 | if ( Sanitizer::validateCodepoint( $point ) ) { |
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| 1469 | return sprintf( '&#x%x;', $point ); |
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| 1470 | } else { |
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| 1471 | return null; |
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| 1472 | } |
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| 1473 | } |
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| 1474 | ||
| 1475 | /** |
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| 1476 | * Returns true if a given Unicode codepoint is a valid character in |
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