3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = ['foo'=>'1', 'bar'=>'2', 'baz'=>'3']; while(list($key, $value) = each($data)) { echo(sprintf('Current key is [%s] and value [%s]'.PHP_EOL, $key, $value)); if($value==='2') { end($data); $result = key($data); } } var_dump($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)
8.3.60.0130.00316.75
8.3.50.0130.00521.92
8.3.40.0060.01418.84
8.3.30.0100.00319.10
8.3.20.0130.00020.19
8.3.10.0070.00723.53
8.3.00.0000.00919.56
8.2.180.0160.00316.75
8.2.170.0170.00322.96
8.2.160.0070.00720.39
8.2.150.0060.01324.18
8.2.140.0050.00324.66
8.2.130.0090.00626.16
8.2.120.0080.00019.36
8.2.110.0060.00322.25
8.2.100.0090.00317.78
8.2.90.0000.00819.16
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0050.00317.88
8.2.50.0000.00918.07
8.2.40.0060.00319.52
8.2.30.0050.00218.14
8.2.20.0040.00417.66
8.2.10.0030.00518.16
8.2.00.0070.00017.61
8.1.280.0100.01025.92
8.1.270.0060.00323.88
8.1.260.0050.00326.35
8.1.250.0070.00028.09
8.1.240.0000.00923.91
8.1.230.0080.00319.08
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0050.00517.13
8.1.190.0040.00417.23
8.1.180.0030.00518.10
8.1.170.0000.00818.59
8.1.160.0030.00621.90
8.1.150.0000.00718.55
8.1.140.0070.00017.33
8.1.130.0000.00817.81
8.1.120.0070.00017.33
8.1.110.0030.00617.39
8.1.100.0000.00817.25
8.1.90.0030.00317.39
8.1.80.0000.00717.29
8.1.70.0000.00717.32
8.1.60.0040.00417.59
8.1.50.0030.00617.42
8.1.40.0080.00017.51
8.1.30.0000.00817.60
8.1.20.0000.00817.54
8.1.10.0040.00417.45
8.1.00.0030.00817.43
8.0.300.0030.00318.77
8.0.290.0050.00216.75
8.0.280.0000.00718.24
8.0.270.0040.00417.11
8.0.260.0000.00617.07
8.0.250.0030.00316.98
8.0.240.0050.00316.97
8.0.230.0000.00716.91
8.0.220.0000.00616.73
8.0.210.0070.00016.78
8.0.200.0000.00716.95
8.0.190.0040.00416.91
8.0.180.0040.00416.86
8.0.170.0030.00616.86
8.0.160.0000.00816.82
8.0.150.0000.00716.82
8.0.140.0030.00616.80
8.0.130.0030.00313.29
8.0.120.0060.00316.75
8.0.110.0000.00716.90
8.0.100.0000.00717.00
8.0.90.0040.00416.71
8.0.80.0030.01316.81
8.0.70.0040.00416.99
8.0.60.0040.00416.84
8.0.50.0040.00416.85
8.0.30.0060.01216.92
8.0.20.0110.00817.40
8.0.10.0040.00416.95
8.0.00.0110.00816.76
7.4.330.0060.00015.00
7.4.320.0070.00016.49
7.4.300.0000.00616.59
7.4.290.0000.00716.45
7.4.280.0040.00416.47
7.4.270.0040.00416.42
7.4.260.0000.00716.46
7.4.250.0000.00716.48
7.4.240.0030.00516.48
7.4.230.0030.00316.40
7.4.220.0150.01216.61
7.4.210.0030.01116.36
7.4.200.0030.00316.48
7.4.160.0150.00016.60
7.4.150.0100.01217.40
7.4.140.0090.01017.86
7.4.130.0080.01016.47
7.4.120.0060.01116.50
7.4.110.0130.01016.54
7.4.100.0070.01016.49
7.4.90.0070.01016.56
7.4.80.0030.01919.39
7.4.70.0090.00916.61
7.4.60.0170.00416.61
7.4.50.0050.00316.66
7.4.40.0180.00016.51
7.4.30.0090.00916.55
7.4.00.0110.00714.89
7.3.330.0000.00513.19
7.3.320.0000.00613.23
7.3.310.0030.00316.08
7.3.300.0060.00016.07
7.3.290.0100.00316.26
7.3.280.0110.00716.30
7.3.270.0060.01217.40
7.3.260.0100.01416.54
7.3.250.0100.01016.26
7.3.240.0090.00816.48
7.3.230.0060.01316.39
7.3.210.0110.00816.56
7.3.200.0110.00716.56
7.3.190.0130.00316.39
7.3.180.0120.00616.36
7.3.170.0090.00816.38
7.3.160.0000.01516.45
7.3.120.0070.01015.13
7.3.110.0070.01314.86
7.3.100.0030.00614.96
7.3.90.0030.00915.01
7.3.80.0090.00615.10
7.3.70.0000.01414.84
7.3.60.0000.01414.77
7.3.50.0070.01114.52
7.3.40.0070.00714.54
7.3.30.0040.01114.50
7.3.20.0040.00516.86
7.3.10.0030.01316.71
7.3.00.0000.01516.65
7.2.330.0110.00816.53
7.2.320.0120.00416.63
7.2.310.0060.01316.68
7.2.300.0040.01216.39
7.2.290.0090.00616.75
7.2.250.0030.01615.13
7.2.240.0110.00715.23
7.2.230.0040.01514.80
7.2.220.0120.00315.09
7.2.210.0060.00915.14
7.2.200.0130.00014.85
7.2.190.0030.01214.97
7.2.180.0060.00915.04
7.2.170.0060.01014.93
7.2.60.0120.00316.79
7.2.00.0070.00719.29
7.1.330.0090.00615.90
7.1.320.0120.00615.96
7.1.310.0110.00315.66
7.1.300.0080.00815.77
7.1.290.0100.00715.67
7.1.280.0090.00315.61
7.1.270.0060.00315.82
7.1.260.0030.01015.82
7.1.200.0000.01415.75
7.1.100.0040.00418.11
7.1.70.0000.00817.13
7.1.60.0140.01119.70
7.1.50.0030.00717.06
7.1.00.0100.07022.31
7.0.200.0100.01014.63
7.0.140.0030.07321.99
7.0.60.0230.06719.86
7.0.50.0070.06017.88
7.0.40.0000.08720.24
7.0.30.0300.08020.30
7.0.20.0270.08720.16
7.0.10.0070.07020.04
7.0.00.0130.08020.18
5.6.280.0100.06720.82
5.6.210.0070.08320.76
5.6.200.0070.08718.13
5.6.190.0100.04320.27
5.6.180.0000.04320.67
5.6.170.0270.07720.42
5.6.160.0130.07720.46
5.6.150.0030.04018.25
5.6.140.0100.08318.17
5.6.130.0030.05718.12
5.6.120.0100.06321.14
5.6.110.0070.04021.11
5.6.100.0000.04320.95
5.6.90.0130.07720.97
5.6.80.0230.06320.36
5.5.350.0170.04320.38
5.5.340.0070.05317.93
5.5.330.0070.04020.12
5.5.320.0030.08320.17
5.5.310.0200.07020.27
5.5.300.0030.05317.92
5.5.290.0100.07717.91
5.5.280.0070.04020.87
5.5.270.0070.09020.78
5.5.260.0070.04020.73
5.5.250.0030.07320.68
5.5.240.0330.05720.26
5.4.450.0330.07319.49
5.4.440.0230.06719.40
5.4.430.0030.04319.57
5.4.420.0100.06319.23
5.4.410.0200.04019.08
5.4.400.0270.03319.13
5.4.390.0230.04318.78
5.4.380.0270.04318.91
5.4.370.0370.06019.25
5.4.360.0270.04018.78
5.4.350.0270.05319.14
5.4.340.0200.04318.74
5.4.320.0200.04019.14
5.4.310.0300.04019.11
5.4.300.0230.06019.14
5.4.290.0130.04319.12
5.4.280.0230.03719.24
5.4.270.0300.07018.93
5.4.260.0330.04019.24
5.4.250.0270.03719.05
5.4.240.0200.04318.89
5.4.230.0230.04018.91
5.4.220.0300.07019.13
5.4.210.0300.04018.92
5.4.200.0300.04018.88
5.4.190.0270.07018.77
5.4.180.0230.03318.80
5.4.170.0170.03719.05
5.4.160.0230.04318.91
5.4.150.0270.03018.86
5.4.140.0230.06316.25
5.4.130.0270.03316.22
5.4.120.0200.06716.18
5.4.110.0100.04316.44
5.4.100.0230.03016.39
5.4.90.0130.04316.18
5.4.80.0200.03316.30
5.4.70.0170.03316.05
5.4.60.0370.03716.36
5.4.50.0200.03016.40
5.4.40.0130.03716.47
5.4.30.0100.04016.40
5.4.20.0100.04016.16
5.4.10.0200.03316.36
5.4.00.0200.04015.81
5.3.290.0230.05314.53
5.3.280.0270.02714.45
5.3.270.0230.03014.44
5.3.260.0200.04314.66
5.3.250.0230.03314.55
5.3.240.0230.06314.44
5.3.230.0170.04314.45
5.3.220.0270.06714.62
5.3.210.0000.05014.52
5.3.200.0030.03714.43
5.3.190.0870.04314.41
5.3.180.1970.03714.55
5.3.170.2470.04314.41
5.3.160.2700.03714.47
5.3.150.2000.03714.53
5.3.140.2000.04014.54
5.3.130.2170.04014.41
5.3.120.2230.04314.53
5.3.110.2470.03314.39
5.3.100.1400.03313.89
5.3.90.0000.04013.88
5.3.80.0000.03713.92
5.3.70.1800.03314.06
5.3.60.2000.03013.84
5.3.50.1930.03014.04
5.3.40.2400.03013.95
5.3.30.0000.03713.75
5.3.20.0000.03713.63
5.3.10.0030.03713.56
5.3.00.1300.02713.65
5.2.170.2070.02711.09
5.2.160.2200.02011.00
5.2.150.1770.03011.08
5.2.140.1930.02311.32
5.2.130.1900.02710.95
5.2.120.1900.02711.12
5.2.110.2000.02710.96
5.2.100.1870.02710.94
5.2.90.2330.03311.04
5.2.80.2000.03010.94
5.2.70.2100.03011.01
5.2.60.2170.03010.90
5.2.50.2070.03711.03
5.2.40.1700.03311.04
5.2.30.1500.03010.81
5.2.20.1700.03010.80
5.2.10.1630.03010.83
5.2.00.1700.03010.61
5.1.60.1500.0209.97
5.1.50.1700.0279.97
5.1.40.1700.0339.95
5.1.30.1700.02010.31
5.1.20.1800.03010.43
5.1.10.2030.02710.00
5.1.00.1570.02310.08
5.0.50.1030.0308.42
5.0.40.1000.0278.32
5.0.30.0900.0408.30
5.0.20.1030.0238.10
5.0.10.0900.0178.05
5.0.00.0730.0508.23
4.4.90.1030.0177.87
4.4.80.1200.0177.87
4.4.70.0900.0177.87
4.4.60.1070.0207.87
4.4.50.1200.0177.87
4.4.40.0970.0277.87
4.4.30.1070.0207.87
4.4.20.0970.0137.87
4.4.10.0970.0107.87
4.4.00.1030.0277.87
4.3.110.0970.0207.87
4.3.100.1170.0177.87
4.3.90.1100.0177.87
4.3.80.1030.0237.87
4.3.70.0900.0107.87
4.3.60.1100.0207.87
4.3.50.1170.0207.87
4.3.40.1170.0307.87
4.3.30.0500.0137.87
4.3.20.0530.0207.87
4.3.10.0600.0237.87
4.3.00.0530.0177.87

preferences:
41.9 ms | 401 KiB | 5 Q