3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array(1,1,1,2,2,3,3,1,1,2,2,3); $result = array(); $prev_value = array('value' => null, 'amount' => null); foreach ($arr as $val) { if ($prev_value['value'] != $val) { unset($prev_value); $prev_value = array('value' => $val, 'amount' => 0); $result[] =& $prev_value; } $prev_value['amount']++; } print_r($result);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.3.60.0070.00716.75
8.3.50.0120.00717.45
8.3.40.0140.00018.82
8.3.30.0000.01418.67
8.3.20.0000.00818.85
8.3.10.0030.00620.56
8.3.00.0000.00819.38
8.2.180.0030.01718.20
8.2.170.0130.00422.96
8.2.160.0070.00719.47
8.2.150.0050.00324.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.48
8.2.110.0040.00420.87
8.2.100.0040.00817.72
8.2.90.0030.00719.15
8.2.80.0040.00418.05
8.2.70.0000.00817.49
8.2.60.0040.00417.80
8.2.50.0040.00418.07
8.2.40.0080.00018.16
8.2.30.0040.00418.10
8.2.20.0050.00217.78
8.2.10.0050.00317.61
8.2.00.0040.00417.66
8.1.280.0120.00325.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0080.00020.79
8.1.230.0110.00020.85
8.1.220.0040.00417.74
8.1.210.0040.00418.84
8.1.200.0060.00317.22
8.1.190.0000.00717.43
8.1.180.0000.00818.10
8.1.170.0040.00418.97
8.1.160.0000.00718.93
8.1.150.0000.00818.64
8.1.140.0070.00017.51
8.1.130.0080.00017.87
8.1.120.0050.00217.48
8.1.110.0040.00417.46
8.1.100.0000.00817.39
8.1.90.0000.00817.44
8.1.80.0040.00417.51
8.1.70.0030.00317.41
8.1.60.0080.00017.59
8.1.50.0060.00317.41
8.1.40.0030.00517.52
8.1.30.0040.00417.54
8.1.20.0000.00817.60
8.1.10.0040.00417.62
8.1.00.0060.00317.35
8.0.300.0040.00420.02
8.0.290.0000.00716.75
8.0.280.0000.00718.44
8.0.270.0030.00317.16
8.0.260.0030.00316.75
8.0.250.0050.00316.96
8.0.240.0000.00816.95
8.0.230.0070.00016.83
8.0.220.0000.00716.78
8.0.210.0070.00016.88
8.0.200.0000.00717.01
8.0.190.0050.00316.96
8.0.180.0070.00016.95
8.0.170.0040.00716.81
8.0.160.0000.00716.84
8.0.150.0000.00816.77
8.0.140.0060.00316.76
8.0.130.0060.00013.34
8.0.120.0040.00416.86
8.0.110.0030.00517.00
8.0.100.0050.00216.78
8.0.90.0080.00016.93
8.0.80.0140.00716.89
8.0.70.0000.00816.82
8.0.60.0040.00416.93
8.0.50.0050.00216.77
8.0.30.0080.01116.94
8.0.20.0120.00717.06
8.0.10.0040.00417.07
8.0.00.0090.01016.95
7.4.330.0030.00312.95
7.4.320.0060.00316.59
7.4.300.0000.00716.59
7.4.290.0030.00316.43
7.4.280.0000.00716.49
7.4.270.0000.00716.49
7.4.260.0050.00013.20
7.4.250.0000.00816.58
7.4.240.0000.00816.50
7.4.230.0070.00016.68
7.4.220.0030.01416.60
7.4.210.0070.01016.57
7.4.200.0040.00416.31
7.4.190.0040.00416.46
7.4.160.0110.00616.54
7.4.150.0100.00716.59
7.4.140.0120.01116.61
7.4.130.0060.01216.54
7.4.120.0100.00616.57
7.4.110.0130.00716.43
7.4.100.0040.01916.44
7.4.90.0130.01016.44
7.4.80.0080.01416.57
7.4.70.0100.00716.61
7.4.60.0090.00916.45
7.4.50.0020.00216.30
7.4.40.0070.00316.37
7.4.30.0110.00916.35
7.4.00.0090.00615.04
7.3.330.0030.00313.17
7.3.320.0000.00813.31
7.3.310.0000.00716.41
7.3.300.0040.00416.27
7.3.290.0130.00716.38
7.3.280.0060.00916.33
7.3.270.0090.00916.43
7.3.260.0090.00916.31
7.3.250.0080.00816.47
7.3.240.0060.01016.66
7.3.230.0110.00716.68
7.3.210.0070.01016.44
7.3.200.0090.00919.39
7.3.190.0100.01316.51
7.3.180.0100.00616.37
7.3.170.0080.00816.29
7.3.160.0120.00316.55
7.3.120.0040.01114.53
7.3.00.0070.00716.70
7.2.330.0150.00616.83
7.2.320.0030.01316.39
7.2.310.0040.01916.86
7.2.300.0130.00916.42
7.2.290.0030.01416.49
7.2.130.0070.00716.65
7.2.120.0110.00716.91
7.2.110.0040.00816.90
7.2.100.0000.01116.80
7.2.90.0090.00917.17
7.2.80.0070.01017.03
7.2.70.0110.00716.77
7.2.60.0110.00316.55
7.2.50.0040.00716.79
7.2.40.0030.01017.07
7.2.30.0070.00717.12
7.2.20.0000.01616.83
7.2.10.0070.00416.87
7.2.00.0080.00818.13
7.1.250.0100.00715.68
7.1.240.0000.00915.79
7.1.230.0090.00315.54
7.1.220.0090.00615.94
7.1.210.0030.01016.00
7.1.200.0030.00715.84
7.1.190.0040.01115.57
7.1.180.0090.00315.66
7.1.170.0100.00715.93
7.1.160.0030.01015.54
7.1.150.0000.00915.75
7.1.140.0110.00715.76
7.1.130.0190.00015.86
7.1.120.0030.01015.74
7.1.110.0200.00015.83
7.1.100.0020.01116.96
7.1.90.0040.00815.63
7.1.80.0000.01015.85
7.1.70.0030.01016.55
7.1.60.0080.01117.65
7.1.50.0160.00825.32
7.1.40.0060.00315.77
7.1.30.0030.01315.76
7.1.20.0040.00815.92
7.1.10.0100.00315.52
7.1.00.0030.02418.92
7.0.330.0090.00015.14
7.0.320.0070.00415.38
7.0.310.0140.00615.26
7.0.300.0090.00315.54
7.0.290.0050.00815.11
7.0.280.0070.00315.18
7.0.270.0070.00715.25
7.0.260.0100.01015.28
7.0.250.0090.00615.38
7.0.240.0110.00715.43
7.0.230.0190.00015.16
7.0.220.0060.00315.59
7.0.210.0120.00615.23
7.0.200.0120.00915.07
7.0.190.0090.00615.18
7.0.180.0180.00015.15
7.0.170.0140.00315.41
7.0.160.0110.00715.20
7.0.150.0090.00615.35
7.0.140.0060.03718.59
7.0.130.0100.00315.20
7.0.120.0060.02618.69
7.0.110.0130.00315.28
7.0.100.0120.01215.44
7.0.90.0150.00215.56
7.0.80.0120.00415.46
7.0.70.0090.00615.09
7.0.60.0120.04617.74
7.0.50.0100.04116.61
7.0.40.0070.03416.71
7.0.30.0210.02516.78
7.0.20.0190.05016.70
7.0.10.0160.04316.79
7.0.00.0100.03316.83
5.6.380.0060.00914.52
5.6.370.0040.01214.79
5.6.360.0170.00014.46
5.6.350.0070.01014.52
5.6.340.0040.00814.07
5.6.330.0050.00513.88
5.6.320.0020.01114.51
5.6.310.0120.00614.16
5.6.300.0060.00813.91
5.6.290.0130.00314.46
5.6.280.0060.04017.36
5.6.270.0130.00314.10
5.6.260.0000.01814.27
5.6.250.0050.01514.31
5.6.240.0110.01114.09
5.6.230.0130.00514.00
5.6.220.0140.00714.20
5.6.210.0070.04517.39
5.6.200.0100.04316.10
5.6.190.0080.04617.25
5.6.180.0200.02317.58
5.6.170.0190.03717.38
5.6.160.0050.04617.21
5.6.150.0120.03816.08
5.6.140.0140.03316.02
5.6.130.0060.02516.19
5.6.120.0130.04017.66
5.6.110.0070.03217.69
5.6.100.0150.03817.52
5.6.90.0110.04317.40
5.6.80.0100.04017.14
5.6.70.0030.02317.44
5.6.60.0070.01014.30
5.6.50.0070.01014.30
5.6.40.0100.00314.31
5.6.30.0070.00714.36
5.6.20.0030.01314.29
5.6.10.0110.00314.41
5.6.00.0100.00014.05
5.5.380.0000.01211.12
5.5.370.0060.00311.23
5.5.360.0030.01010.90
5.5.350.0150.02915.69
5.5.340.0050.03514.47
5.5.330.0030.02715.70
5.5.320.0150.02015.64
5.5.310.0200.02215.74
5.5.300.0040.04514.48
5.5.290.0060.04514.70
5.5.280.0050.04315.87
5.5.270.0050.04016.10
5.5.260.0080.03515.92
5.5.250.0020.03015.79
5.5.240.0040.04015.51
5.5.230.0000.00910.90
5.5.220.0110.00210.90
5.5.210.0050.00811.13
5.5.200.0030.00910.97
5.5.190.0040.01111.24
5.5.180.0030.00310.96
5.5.170.0060.00310.90
5.5.160.0130.00010.90
5.5.150.0080.00011.12
5.5.140.0060.00311.13
5.5.130.0040.00411.02
5.5.120.0120.00011.18
5.5.110.0070.00710.90
5.5.100.0040.00711.17
5.5.90.0050.00510.97
5.5.80.0030.01011.14
5.5.70.0050.00311.23
5.5.60.0040.00411.18
5.5.50.0000.00610.95
5.5.40.0080.00011.40
5.5.30.0040.00410.90
5.5.20.0050.00511.30
5.5.10.0060.00611.07
5.5.00.0030.00711.32
5.4.450.0110.03915.14
5.4.440.0070.04315.15
5.4.430.0140.03115.29
5.4.420.0070.04215.44
5.4.410.0050.03515.08
5.4.400.0060.02915.03
5.4.390.0070.02615.12
5.4.380.0110.03614.95
5.4.370.0070.03814.93
5.4.360.0050.02414.91
5.4.350.0050.03715.03
5.4.340.0050.04015.02
5.4.330.0030.01010.90
5.4.320.0050.02015.02
5.4.310.0010.04114.95
5.4.300.0070.03715.09
5.4.290.0030.04115.17
5.4.280.0100.03515.07
5.4.270.0050.04415.05
5.4.260.0050.04015.02
5.4.250.0100.03515.02
5.4.240.0030.03614.95
5.4.230.0050.03315.02
5.4.220.0070.03514.87
5.4.210.0050.03915.06
5.4.200.0080.03515.02
5.4.190.0030.03414.88
5.4.180.0080.03615.11
5.4.170.0020.04515.15
5.4.160.0040.02215.09
5.4.150.0050.02215.05
5.4.140.0100.02013.75
5.4.130.0100.03613.71
5.4.120.0140.02513.57
5.4.110.0070.04213.65
5.4.100.0060.02213.67
5.4.90.0140.02513.79
5.4.80.0070.03713.86
5.4.70.0060.03613.72
5.4.60.0070.02313.67
5.4.50.0050.02513.69
5.4.40.0020.03413.67
5.4.30.0020.02313.77
5.4.20.0040.02013.57
5.4.10.0030.04213.70
5.4.00.0060.02113.48
5.3.290.0070.04112.74
5.3.280.0030.02312.77
5.3.270.0020.02812.75
5.3.260.0100.03312.77
5.3.250.0050.02312.78
5.3.240.0080.03712.70
5.3.230.0050.02712.76
5.3.220.0050.03212.74
5.3.210.0020.02512.76
5.3.200.0050.03812.76
5.3.190.0060.01812.76
5.3.180.0020.03812.75
5.3.170.0080.03812.76
5.3.160.0020.04012.75
5.3.150.0050.04312.76
5.3.140.0030.02312.74
5.3.130.0030.03912.74
5.3.120.0020.04212.72
5.3.110.0030.02612.73
5.3.100.0090.02012.47
5.3.90.0050.04012.48
5.3.80.0080.02812.47
5.3.70.0100.03612.54
5.3.60.0050.04212.41
5.3.50.0060.03812.49
5.3.40.0030.03612.49
5.3.30.0050.03912.40
5.3.20.0040.02012.30
5.3.10.0020.02512.35
5.3.00.0100.02312.27
5.2.170.0050.02810.97
5.2.160.0030.02611.05
5.2.150.0050.02311.05
5.2.140.0020.03911.00
5.2.130.0060.01511.00
5.2.120.0050.02211.00
5.2.110.0070.01810.98
5.2.100.0020.03311.04
5.2.90.0030.03310.99
5.2.80.0030.02910.98
5.2.70.0050.01610.99
5.2.60.0030.02910.95
5.2.50.0050.02510.95
5.2.40.0030.02110.96
5.2.30.0040.03411.01
5.2.20.0100.02810.91
5.2.10.0020.01810.88
5.2.00.0040.03010.88
5.1.60.0020.02810.46
5.1.50.0020.03110.48
5.1.40.0020.03210.45
5.1.30.0030.02810.61
5.1.20.0060.02010.70
5.1.10.0030.03110.48
5.1.00.0070.01310.47
5.0.50.0050.0209.75
5.0.40.0070.0229.61
5.0.30.0030.0179.63
5.0.20.0040.0239.57
5.0.10.0020.0139.54
5.0.00.0020.0349.53
4.4.90.0090.0139.38
4.4.80.0020.0199.38
4.4.70.0060.0179.38
4.4.60.0030.0089.38
4.4.50.0050.0129.38
4.4.40.0060.0129.38
4.4.30.0030.0109.38
4.4.20.0030.0189.38
4.4.10.0020.0209.38
4.4.00.0030.0209.38
4.3.110.0060.0189.38
4.3.100.0030.0189.38
4.3.90.0020.0139.38
4.3.80.0050.0259.38
4.3.70.0050.0169.38
4.3.60.0050.0199.38
4.3.50.0070.0109.38
4.3.40.0020.0309.38
4.3.30.0020.0129.38
4.3.20.0000.0219.38
4.3.10.0000.0129.38
4.3.00.0010.0119.38

preferences:
43.59 ms | 401 KiB | 5 Q