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1 <?php 2 3 /* 4 * This file is part of the Symfony package. 5 * 6 * (c) Fabien Potencier <fabien@symfony.com> 7 * 8 * For the full copyright and license information, please view the LICENSE 9 * file that was distributed with this source code. 10 */ 11 12 namespace Symfony\Polyfill\Php70; 13 14 /** 15 * @author Nicolas Grekas <p@tchwork.com> 16 * 17 * @internal 18 */ 19 final class Php70 20 { 21 public static function intdiv($dividend, $divisor) 22 { 23 $dividend = self::intArg($dividend, __FUNCTION__, 1); 24 $divisor = self::intArg($divisor, __FUNCTION__, 2); 25 26 if (0 === $divisor) { 27 throw new \DivisionByZeroError('Division by zero'); 28 } 29 if (-1 === $divisor && ~PHP_INT_MAX === $dividend) { 30 throw new \ArithmeticError('Division of PHP_INT_MIN by -1 is not an integer'); 31 } 32 33 return ($dividend - ($dividend % $divisor)) / $divisor; 34 } 35 36 public static function preg_replace_callback_array(array $patterns, $subject, $limit = -1, &$count = 0) 37 { 38 $count = 0; 39 $result = (string) $subject; 40 if (0 === $limit = self::intArg($limit, __FUNCTION__, 3)) { 41 return $result; 42 } 43 44 foreach ($patterns as $pattern => $callback) { 45 $result = preg_replace_callback($pattern, $callback, $result, $limit, $c); 46 $count += $c; 47 } 48 49 return $result; 50 } 51 52 public static function error_clear_last() 53 { 54 static $handler; 55 if (!$handler) { 56 $handler = function () { return false; }; 57 } 58 set_error_handler($handler); 59 @trigger_error(''); 60 restore_error_handler(); 61 } 62 63 private static function intArg($value, $caller, $pos) 64 { 65 if (\is_int($value)) { 66 return $value; 67 } 68 if (!\is_numeric($value) || PHP_INT_MAX <= ($value += 0) || ~PHP_INT_MAX >= $value) { 69 throw new \TypeError(sprintf('%s() expects parameter %d to be integer, %s given', $caller, $pos, \gettype($value))); 70 } 71 72 return (int) $value; 73 } 74 }
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