:shower: simplify MAX_BITS/getMaxBits() - the 0-index will just be ignored

src/Common/EccLevel.php

@@ -12,7 +12,7 @@ namespace chillerlan\QRCode\Common;
 
 use chillerlan\QRCode\QRCodeException;
 
-use function array_column, array_combine, array_keys;
+use function array_column;
 
 /**
  * This class encapsulates the four error correction levels defined by the QR code standard.
@@ -36,47 +36,48 @@ final class EccLevel{
 	 * @var int [][]
 	 */
 	private const MAX_BITS = [
-	//	v  => [    L,     M,     Q,     H]  // modules
-		1  => [  152,   128,   104,    72], //  21
-		2  => [  272,   224,   176,   128], //  25
-		3  => [  440,   352,   272,   208], //  29
-		4  => [  640,   512,   384,   288], //  33
-		5  => [  864,   688,   496,   368], //  37
-		6  => [ 1088,   864,   608,   480], //  41
-		7  => [ 1248,   992,   704,   528], //  45
-		8  => [ 1552,  1232,   880,   688], //  49
-		9  => [ 1856,  1456,  1056,   800], //  53
-		10 => [ 2192,  1728,  1232,   976], //  57
-		11 => [ 2592,  2032,  1440,  1120], //  61
-		12 => [ 2960,  2320,  1648,  1264], //  65
-		13 => [ 3424,  2672,  1952,  1440], //  69 NICE!
-		14 => [ 3688,  2920,  2088,  1576], //  73
-		15 => [ 4184,  3320,  2360,  1784], //  77
-		16 => [ 4712,  3624,  2600,  2024], //  81
-		17 => [ 5176,  4056,  2936,  2264], //  85
-		18 => [ 5768,  4504,  3176,  2504], //  89
-		19 => [ 6360,  5016,  3560,  2728], //  93
-		20 => [ 6888,  5352,  3880,  3080], //  97
-		21 => [ 7456,  5712,  4096,  3248], // 101
-		22 => [ 8048,  6256,  4544,  3536], // 105
-		23 => [ 8752,  6880,  4912,  3712], // 109
-		24 => [ 9392,  7312,  5312,  4112], // 113
-		25 => [10208,  8000,  5744,  4304], // 117
-		26 => [10960,  8496,  6032,  4768], // 121
-		27 => [11744,  9024,  6464,  5024], // 125
-		28 => [12248,  9544,  6968,  5288], // 129
-		29 => [13048, 10136,  7288,  5608], // 133
-		30 => [13880, 10984,  7880,  5960], // 137
-		31 => [14744, 11640,  8264,  6344], // 141
-		32 => [15640, 12328,  8920,  6760], // 145
-		33 => [16568, 13048,  9368,  7208], // 149
-		34 => [17528, 13800,  9848,  7688], // 153
-		35 => [18448, 14496, 10288,  7888], // 157
-		36 => [19472, 15312, 10832,  8432], // 161
-		37 => [20528, 15936, 11408,  8768], // 165
-		38 => [21616, 16816, 12016,  9136], // 169
-		39 => [22496, 17728, 12656,  9776], // 173
-		40 => [23648, 18672, 13328, 10208], // 177
+	//	[    L,     M,     Q,     H]  // v  => modules
+		[ null,  null,  null,  null], // 0  =>  will be ignored, index starts at 1
+		[  152,   128,   104,    72], // 1  =>  21
+		[  272,   224,   176,   128], // 2  =>  25
+		[  440,   352,   272,   208], // 3  =>  29
+		[  640,   512,   384,   288], // 4  =>  33
+		[  864,   688,   496,   368], // 5  =>  37
+		[ 1088,   864,   608,   480], // 6  =>  41
+		[ 1248,   992,   704,   528], // 7  =>  45
+		[ 1552,  1232,   880,   688], // 8  =>  49
+		[ 1856,  1456,  1056,   800], // 9  =>  53
+		[ 2192,  1728,  1232,   976], // 10 =>  57
+		[ 2592,  2032,  1440,  1120], // 11 =>  61
+		[ 2960,  2320,  1648,  1264], // 12 =>  65
+		[ 3424,  2672,  1952,  1440], // 13 =>  69 NICE!
+		[ 3688,  2920,  2088,  1576], // 14 =>  73
+		[ 4184,  3320,  2360,  1784], // 15 =>  77
+		[ 4712,  3624,  2600,  2024], // 16 =>  81
+		[ 5176,  4056,  2936,  2264], // 17 =>  85
+		[ 5768,  4504,  3176,  2504], // 18 =>  89
+		[ 6360,  5016,  3560,  2728], // 19 =>  93
+		[ 6888,  5352,  3880,  3080], // 20 =>  97
+		[ 7456,  5712,  4096,  3248], // 21 => 101
+		[ 8048,  6256,  4544,  3536], // 22 => 105
+		[ 8752,  6880,  4912,  3712], // 23 => 109
+		[ 9392,  7312,  5312,  4112], // 24 => 113
+		[10208,  8000,  5744,  4304], // 25 => 117
+		[10960,  8496,  6032,  4768], // 26 => 121
+		[11744,  9024,  6464,  5024], // 27 => 125
+		[12248,  9544,  6968,  5288], // 28 => 129
+		[13048, 10136,  7288,  5608], // 29 => 133
+		[13880, 10984,  7880,  5960], // 30 => 137
+		[14744, 11640,  8264,  6344], // 31 => 141
+		[15640, 12328,  8920,  6760], // 32 => 145
+		[16568, 13048,  9368,  7208], // 33 => 149
+		[17528, 13800,  9848,  7688], // 34 => 153
+		[18448, 14496, 10288,  7888], // 35 => 157
+		[19472, 15312, 10832,  8432], // 36 => 161
+		[20528, 15936, 11408,  8768], // 37 => 165
+		[21616, 16816, 12016,  9136], // 38 => 169
+		[22496, 17728, 12656,  9776], // 39 => 173
+		[23648, 18672, 13328, 10208], // 40 => 177
 	];
 
 	/**
@@ -203,10 +204,7 @@ final class EccLevel{
 	 * @return int[]
 	 */
 	public function getMaxBits():array{
-		return array_combine(
-			array_keys(self::MAX_BITS),
-			array_column(self::MAX_BITS, $this->getOrdinal())
-		);
+		return array_column(self::MAX_BITS, $this->getOrdinal());
 	}
 
 }