3v4l.org

run code in 300+ PHP versions simultaneously
<?php $test = array("1", "2", "3", "4"); foreach($test as $value) { echo $value.PHP_EOL; $value = 1; } foreach($test as &$value) { echo $value.PHP_EOL; $value = 1; } foreach($test as $value) { echo $value.PHP_EOL; }

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)
8.3.40.0090.00618.73
8.3.30.0030.01018.92
8.3.20.0070.00020.11
8.3.10.0040.00421.77
8.3.00.0080.00019.19
8.2.170.0030.01022.96
8.2.160.0070.00722.18
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0050.00326.16
8.2.120.0060.00319.66
8.2.110.0110.00022.13
8.2.100.0060.00617.84
8.2.90.0040.00419.17
8.2.80.0080.00017.97
8.2.70.0040.00417.63
8.2.60.0000.00817.79
8.2.50.0050.00318.07
8.2.40.0040.00418.00
8.2.30.0000.00719.16
8.2.20.0020.00517.55
8.2.10.0000.00818.00
8.2.00.0000.00717.64
8.1.270.0040.00420.66
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0070.00322.20
8.1.230.0040.00817.42
8.1.220.0000.00817.76
8.1.210.0000.00818.77
8.1.200.0070.00317.35
8.1.190.0000.00917.35
8.1.180.0040.00418.10
8.1.170.0070.00418.54
8.1.160.0020.00522.01
8.1.150.0000.00718.89
8.1.140.0000.00819.10
8.1.130.0000.00717.77
8.1.120.0000.00717.45
8.1.110.0030.00617.46
8.1.100.0040.00417.33
8.1.90.0020.00517.46
8.1.80.0000.00717.34
8.1.70.0000.00717.35
8.1.60.0030.00617.56
8.1.50.0030.00817.53
8.1.40.0000.00717.53
8.1.30.0000.00817.63
8.1.20.0060.00317.62
8.1.10.0000.00717.46
8.1.00.0000.00817.42
8.0.300.0060.00318.77
8.0.290.0050.00316.75
8.0.280.0000.00818.42
8.0.270.0030.00317.21
8.0.260.0000.00617.24
8.0.250.0080.00016.92
8.0.240.0030.00316.99
8.0.230.0070.00016.93
8.0.220.0030.00316.93
8.0.210.0030.00316.91
8.0.200.0070.00016.92
8.0.190.0090.00016.90
8.0.180.0000.00716.93
8.0.170.0040.00416.79
8.0.160.0000.00816.77
8.0.150.0040.00416.71
8.0.140.0030.00316.75
8.0.130.0000.00613.34
8.0.120.0080.00016.86
8.0.110.0000.00716.87
8.0.100.0040.00416.83
8.0.90.0060.00316.88
8.0.80.0180.00416.85
8.0.70.0050.00216.78
8.0.60.0070.00016.91
8.0.50.0080.00016.86
8.0.30.0120.00917.12
8.0.20.0160.00717.40
8.0.10.0030.00516.95
8.0.00.0080.00916.73
7.4.330.0050.00015.03
7.4.320.0000.00616.36
7.4.300.0030.00316.64
7.4.290.0030.00316.56
7.4.280.0030.00616.55
7.4.270.0000.00716.66
7.4.260.0000.00616.48
7.4.250.0040.00416.58
7.4.240.0050.00216.54
7.4.230.0070.00016.68
7.4.220.0070.01116.55
7.4.210.0180.00416.63
7.4.200.0030.00316.55
7.4.160.0050.01116.46
7.4.150.0200.00717.40
7.4.140.0120.00717.86
7.4.130.0080.00916.55
7.4.120.0090.00816.52
7.4.110.0070.01516.43
7.4.100.0060.01216.52
7.4.90.0120.00616.47
7.4.80.0070.01419.39
7.4.70.0150.00316.44
7.4.60.0070.01016.46
7.4.50.0030.00616.48
7.4.40.0090.00816.47
7.4.30.0130.00616.44
7.4.10.0100.00714.73
7.4.00.0090.00814.89
7.3.330.0020.00513.11
7.3.320.0050.00013.11
7.3.310.0050.00216.33
7.3.300.0050.00316.30
7.3.290.0070.00716.24
7.3.280.0060.01216.29
7.3.270.0130.01017.40
7.3.260.0170.00616.53
7.3.250.0100.00916.56
7.3.240.0060.01216.65
7.3.230.0090.00916.45
7.3.210.0060.01116.18
7.3.200.0120.00316.28
7.3.190.0030.01216.19
7.3.180.0030.01216.52
7.3.170.0130.00416.54
7.3.160.0060.00916.54
7.3.130.0060.01214.46
7.3.120.0070.00714.62
7.3.110.0070.01314.74
7.3.100.0080.00614.61
7.3.90.0060.00914.33
7.3.80.0050.00514.76
7.3.70.0100.00614.61
7.3.60.0060.00614.39
7.3.50.0120.00014.76
7.3.40.0060.00614.83
7.3.30.0060.00614.62
7.3.20.0090.00016.65
7.3.10.0090.00316.54
7.3.00.0120.00316.69
7.2.330.0120.00616.75
7.2.320.0150.00316.67
7.2.310.0100.00816.58
7.2.300.0130.00716.36
7.2.290.0060.01016.56
7.2.260.0070.01114.98
7.2.250.0090.00914.79
7.2.240.0070.00714.96
7.2.230.0080.01115.13
7.2.220.0000.01514.50
7.2.210.0000.01314.87
7.2.200.0130.00314.50
7.2.190.0030.01314.79
7.2.180.0000.01314.82
7.2.170.0090.00614.73
7.2.160.0070.00714.96
7.2.150.0110.00416.61
7.2.140.0100.00616.86
7.2.130.0030.00916.90
7.2.120.0060.00316.99
7.2.110.0110.00316.91
7.2.100.0070.00716.87
7.2.90.0090.00416.70
7.2.80.0000.01417.11
7.2.70.0000.01616.81
7.2.60.0070.00716.87
7.2.50.0060.00316.91
7.2.40.0070.00716.68
7.2.30.0100.00316.85
7.2.20.0110.00416.71
7.2.10.0000.01316.94
7.2.00.0070.00717.87
7.1.330.0090.00615.23
7.1.320.0030.00615.60
7.1.310.0040.01115.84
7.1.300.0070.00715.91
7.1.290.0030.01015.63
7.1.280.0070.00715.74
7.1.270.0070.00415.63
7.1.260.0060.00315.72
7.1.250.0040.00815.38
7.1.240.0030.00615.66
7.1.230.0040.00415.79
7.1.220.0040.00815.60
7.1.210.0060.00615.72
7.1.200.0040.00815.71
7.1.190.0030.01415.59
7.1.180.0070.00715.45
7.1.170.0030.01015.62
7.1.160.0000.00815.59
7.1.150.0090.00615.20
7.1.140.0080.00315.64
7.1.130.0060.00615.36
7.1.120.0060.01015.59
7.1.110.0070.00715.81
7.1.100.0070.00216.77
7.1.90.0030.00715.50
7.1.80.0070.00715.55
7.1.70.0060.00416.44
7.1.60.0100.00517.58
7.1.50.0070.01216.15
7.1.40.0100.00315.70
7.1.30.0070.00715.39
7.1.20.0060.00615.63
7.1.10.0110.00415.77
7.1.00.0030.04318.98
7.0.330.0000.01315.23
7.0.320.0100.00315.21
7.0.310.0110.00015.51
7.0.300.0070.00715.25
7.0.290.0070.00315.26
7.0.280.0120.00015.23
7.0.270.0040.00915.14
7.0.260.0070.00715.54
7.0.250.0070.00715.09
7.0.240.0030.00515.06
7.0.230.0060.00615.20
7.0.220.0000.01515.38
7.0.210.0000.00815.48
7.0.200.0050.00315.88
7.0.190.0030.00915.27
7.0.180.0060.00615.42
7.0.170.0090.00015.46
7.0.160.0090.00615.45
7.0.150.0060.00615.37
7.0.140.0020.03618.63
7.0.130.0060.00915.44
7.0.120.0060.00315.09
7.0.110.0040.00415.24
7.0.100.0030.00615.32
7.0.90.0120.00315.46
7.0.80.0080.00415.45
7.0.70.0090.00615.25
7.0.60.0080.04017.48
7.0.50.0030.04316.73
7.0.40.0050.04516.72
7.0.30.0060.02816.84
7.0.20.0160.03316.78
7.0.10.0050.05116.68
7.0.00.0020.05016.89
5.6.400.0080.00414.10
5.6.390.0000.00914.04
5.6.380.0060.00613.83
5.6.370.0040.01114.06
5.6.360.0030.01014.54
5.6.350.0040.00714.22
5.6.340.0030.00614.09
5.6.330.0040.00414.41
5.6.320.0080.00414.43
5.6.310.0070.00314.04
5.6.300.0080.00414.36
5.6.290.0100.00014.32
5.6.280.0080.04717.90
5.6.270.0000.01314.43
5.6.260.0040.00814.10
5.6.250.0100.00314.37
5.6.240.0100.00614.29
5.6.230.0030.00714.41
5.6.220.0040.01114.11
5.6.210.0040.04417.37
5.6.200.0090.04216.09
5.6.190.0050.04717.52
5.6.180.0200.02317.53
5.6.170.0100.03017.55
5.6.160.0030.02917.54
5.6.150.0040.04516.10
5.6.140.0080.03316.18
5.6.130.0070.03916.21
5.6.120.0080.04517.81
5.6.110.0050.04017.64
5.6.100.0050.03617.68
5.6.90.0050.04417.45
5.6.80.0080.02817.27
5.6.70.0040.00414.00
5.6.60.0040.00414.05
5.6.50.0000.01314.37
5.6.40.0120.00314.14
5.6.30.0070.01014.17
5.6.20.0080.00314.27
5.6.10.0030.01314.19
5.6.00.0000.01114.21
5.5.380.0000.01314.16
5.5.370.0030.00614.24
5.5.360.0100.00314.13
5.5.350.0230.03717.27
5.5.340.0050.03816.04
5.5.330.0070.04717.25
5.5.320.0190.02417.14
5.5.310.0200.02717.17
5.5.300.0080.03516.18
5.5.290.0070.03016.04
5.5.280.0050.02317.58
5.5.270.0050.03817.37
5.5.260.0100.04317.25
5.5.250.0040.04317.49
5.5.240.0170.04017.06
5.5.230.0120.00314.23
5.5.220.0060.00614.23
5.5.210.0120.00314.34
5.5.200.0060.01014.35
5.5.190.0030.00614.29
5.5.180.0030.00914.25
5.5.170.0040.01113.96
5.5.160.0000.01414.24
5.5.150.0130.00314.37
5.5.140.0030.01313.96
5.5.130.0060.00614.23
5.5.120.0070.00713.85
5.5.110.0140.00014.20
5.5.100.0040.00714.34
5.5.90.0060.00914.52
5.5.80.0100.00014.34
5.5.70.0100.00714.04
5.5.60.0040.01114.34
5.5.50.0050.00514.05
5.5.40.0040.00414.25
5.5.30.0070.00713.94
5.5.20.0090.00014.34
5.5.10.0060.00814.23
5.5.00.0070.00713.70
5.4.450.0270.04615.92
5.4.440.0430.03016.18
5.4.430.0460.02516.14
5.4.420.0440.02916.10
5.4.410.0480.03216.08
5.4.400.0590.02815.85
5.4.390.0430.03215.71
5.4.380.0520.03215.70
5.4.370.0480.03415.66
5.4.360.0500.03615.64
5.4.350.0510.03215.67
5.4.340.0570.03215.61
5.4.330.0100.00012.71
5.4.320.0510.03015.71
5.4.310.0540.03015.65
5.4.300.0570.02715.62
5.4.290.0550.02515.69
5.4.280.0430.03215.72
5.4.270.0490.03015.60
5.4.260.0530.03115.71
5.4.250.0550.03715.68
5.4.240.0430.03315.63
5.4.230.0510.03615.66
5.4.220.0500.03115.65
5.4.210.0520.02115.66
5.4.200.0420.03014.60
5.4.190.0530.03715.68
5.4.180.0500.02815.63
5.4.170.0550.03015.59
5.4.160.0570.03515.69
5.4.150.0510.03115.63
5.4.140.0420.03314.38
5.4.130.0420.03214.46
5.4.120.0520.02914.38
5.4.110.0450.03214.43
5.4.100.0470.02814.46
5.4.90.0460.03014.46
5.4.80.0430.03214.41
5.4.70.0490.03214.49
5.4.60.0580.02714.42
5.4.50.0570.02814.46
5.4.40.0500.03414.46
5.4.30.0610.02114.48
5.4.20.0480.03114.45
5.4.10.0570.02814.43
5.4.00.0620.03514.16
5.3.290.0870.05314.70
5.3.280.0870.05314.56
5.3.270.0870.05314.70
5.3.260.0770.07314.70
5.3.250.0900.06314.70
5.3.240.0900.07014.59
5.3.230.0970.06014.57
5.3.220.1000.06314.55
5.3.210.0870.06714.57
5.3.200.0930.05314.52
5.3.190.0900.06714.62
5.3.180.0970.05714.46
5.3.170.0930.06014.49
5.3.160.1170.06714.51
5.3.150.0900.05014.54
5.3.140.0930.04714.63
5.3.130.1000.05714.62
5.3.120.0970.06314.64
5.3.110.0900.06314.52
5.3.100.0870.06314.08
5.3.90.0900.04713.98
5.3.80.0970.05313.96
5.3.70.1030.06014.11
5.3.60.1070.05313.91
5.3.50.0900.05314.04
5.3.40.0970.05713.93
5.3.30.0930.05013.86
5.3.20.0930.05013.69
5.3.10.0830.05013.75
5.3.00.0830.06313.61
5.2.170.0970.03011.18
5.2.160.0770.03311.07
5.2.150.0770.04711.09
5.2.140.0800.04011.28
5.2.130.0700.04311.04
5.2.120.0770.03311.10
5.2.110.0630.04711.02
5.2.100.0630.05011.15
5.2.90.0770.04711.02
5.2.80.0800.04011.14
5.2.70.0830.03711.23
5.2.60.0800.03311.01
5.2.50.0870.04310.99
5.2.40.0530.04711.04
5.2.30.0600.04710.93
5.2.20.0700.03710.98
5.2.10.0630.04010.88
5.2.00.0530.04010.78
5.1.60.0530.03310.17
5.1.50.0570.0339.97
5.1.40.0530.04010.16
5.1.30.0600.03710.38
5.1.20.0600.04010.48
5.1.10.0630.03710.26
5.1.00.0530.03710.18
5.0.50.0300.0338.61
5.0.40.0330.0338.50
5.0.30.0370.0438.40
5.0.20.0300.0278.23
5.0.10.0300.0238.23
5.0.00.0300.0438.28
4.4.90.0270.0235.88
4.4.80.0330.0205.92
4.4.70.0330.0235.82
4.4.60.0330.0205.86
4.4.50.0330.0205.88
4.4.40.0400.0435.88
4.4.30.0330.0235.90
4.4.20.0330.0205.95
4.4.10.0400.0175.98
4.4.00.0270.0405.89
4.3.110.0230.0275.80
4.3.100.0230.0275.80
4.3.90.0330.0205.80
4.3.80.0330.0375.79
4.3.70.0330.0175.80
4.3.60.0230.0305.77
4.3.50.0300.0235.84
4.3.40.0230.0375.79
4.3.30.0200.0174.60
4.3.20.0170.0204.56
4.3.10.0130.0274.48
4.3.00.0200.0279.38

preferences:
48.69 ms | 400 KiB | 5 Q