3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "abcdefg"; $string = (string)array_reverse((array)$string); var_dump($string);

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)
8.3.60.0110.00316.63
8.3.50.0000.01517.98
8.3.40.0080.00618.71
8.3.30.0140.00318.73
8.3.20.0000.00720.12
8.3.10.0080.00021.73
8.3.00.0080.00019.26
8.2.180.0070.01418.31
8.2.170.0090.00922.96
8.2.160.0150.00320.38
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0040.00419.64
8.2.110.0030.00621.00
8.2.100.0080.00317.91
8.2.90.0050.00319.09
8.2.80.0080.00017.97
8.2.70.0000.00817.50
8.2.60.0040.00417.91
8.2.50.0050.00318.07
8.2.40.0030.00519.66
8.2.30.0030.00518.05
8.2.20.0040.00417.57
8.2.10.0050.00318.04
8.2.00.0040.00417.60
8.1.280.0110.00425.92
8.1.270.0040.00420.45
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0030.00622.18
8.1.230.0130.00019.04
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0070.00317.23
8.1.190.0040.00416.98
8.1.180.0050.00218.10
8.1.170.0080.00817.89
8.1.160.0030.00521.84
8.1.150.0070.00018.81
8.1.140.0000.00817.44
8.1.130.0070.00017.85
8.1.120.0040.00417.29
8.1.110.0000.00717.38
8.1.100.0040.00417.29
8.1.90.0040.00417.34
8.1.80.0040.00317.42
8.1.70.0080.00017.38
8.1.60.0000.00817.62
8.1.50.0040.00417.53
8.1.40.0030.00517.50
8.1.30.0080.00017.61
8.1.20.0040.00417.47
8.1.10.0000.00717.30
8.1.00.0040.00817.41
8.0.300.0100.00018.77
8.0.290.0000.00916.75
8.0.280.0080.00018.37
8.0.270.0000.00717.26
8.0.260.0060.00018.30
8.0.250.0030.00316.89
8.0.240.0000.00616.97
8.0.230.0030.00316.86
8.0.220.0000.00716.79
8.0.210.0000.00816.94
8.0.200.0040.00516.82
8.0.190.0080.00016.96
8.0.180.0000.00816.91
8.0.170.0040.00416.94
8.0.160.0030.00516.90
8.0.150.0050.00316.72
8.0.140.0040.00416.74
8.0.130.0030.00313.26
8.0.120.0060.00316.92
8.0.110.0040.00416.90
8.0.100.0000.00716.88
8.0.90.0000.00816.77
8.0.80.0130.01016.81
8.0.70.0060.00316.73
8.0.60.0050.00316.89
8.0.50.0040.00416.92
8.0.30.0170.00717.08
8.0.20.0190.00817.40
8.0.10.0000.00716.95
8.0.00.0110.00616.90
7.4.330.0000.00515.03
7.4.320.0040.00416.62
7.4.300.0030.00316.41
7.4.290.0030.00316.57
7.4.280.0040.00416.55
7.4.270.0030.00316.56
7.4.260.0020.00516.57
7.4.250.0030.00616.50
7.4.240.0050.00216.51
7.4.230.0070.00016.57
7.4.220.0070.01116.43
7.4.210.0030.01316.66
7.4.200.0000.00716.61
7.4.160.0050.01016.39
7.4.150.0130.00617.40
7.4.140.0110.00717.86
7.4.130.0070.01016.42
7.4.120.0100.00716.44
7.4.110.0100.01016.59
7.4.100.0100.01316.52
7.4.90.0070.01116.55
7.4.80.0130.00519.39
7.4.70.0100.00616.48
7.4.60.0070.01416.73
7.4.50.0000.00816.35
7.4.40.0140.00316.56
7.4.30.0030.01516.47
7.4.00.0040.01014.91
7.3.330.0060.00013.19
7.3.320.0080.00413.04
7.3.310.0000.00716.25
7.3.300.0000.00816.30
7.3.290.0060.00816.32
7.3.280.0060.01016.39
7.3.270.0120.00617.40
7.3.260.0070.01016.28
7.3.250.0060.01216.45
7.3.240.0120.00416.35
7.3.230.0090.01516.39
7.3.210.0160.00016.28
7.3.200.0060.01019.39
7.3.190.0110.00416.32
7.3.180.0060.01316.24
7.3.170.0060.01716.29
7.3.160.0130.00316.58
7.3.120.0120.00314.51
7.3.110.0170.00014.74
7.3.100.0150.00015.05
7.3.90.0100.00614.79
7.3.80.0120.00314.61
7.3.70.0070.00814.55
7.3.60.0130.00314.90
7.3.50.0030.01014.86
7.3.40.0090.00414.82
7.3.30.0070.00414.79
7.3.20.0040.00816.71
7.3.10.0030.00716.54
7.3.00.0000.01516.54
7.2.330.0160.01616.46
7.2.320.0060.01316.34
7.2.310.0110.00516.41
7.2.300.0070.01516.64
7.2.290.0090.00916.31
7.2.250.0060.01014.84
7.2.240.0140.00314.85
7.2.230.0070.00714.82
7.2.220.0030.01315.09
7.2.210.0110.00014.81
7.2.200.0030.01215.05
7.2.190.0070.01015.04
7.2.180.0070.00715.01
7.2.170.0120.00314.95
7.2.00.0100.00718.43
7.1.330.0030.01215.59
7.1.320.0040.01115.42
7.1.310.0030.00915.68
7.1.300.0100.00315.69
7.1.290.0070.00715.76
7.1.280.0070.00415.72
7.1.270.0030.00915.75
7.1.260.0080.00815.47
7.1.100.0090.00618.20
7.1.70.0030.00817.31
7.1.60.0040.02119.50
7.1.50.0090.01516.89
7.1.00.0030.07722.40
7.0.200.0040.00416.87
7.0.140.0030.06722.10
7.0.60.0100.07719.91
7.0.50.0030.05017.86
7.0.40.0200.07020.20
7.0.30.0270.05020.19
7.0.20.0300.07320.09
7.0.10.0230.06720.11
7.0.00.0100.04320.09
5.6.280.0100.06721.07
5.6.210.0030.04020.53
5.6.200.0070.04718.17
5.6.190.0030.04720.60
5.6.180.0200.08320.24
5.6.170.0270.03020.50
5.6.160.0100.07720.71
5.6.150.0070.03718.20
5.6.140.0100.03018.11
5.6.130.0000.05718.21
5.6.120.0100.08020.97
5.6.110.0130.08021.14
5.6.100.0100.03721.12
5.6.90.0000.07720.97
5.6.80.0100.08320.35
5.5.350.0100.08020.40
5.5.340.0100.05717.95
5.5.330.0070.04020.12
5.5.320.0100.05720.41
5.5.310.0270.03720.20
5.5.300.0070.05017.91
5.5.290.0100.03317.95
5.5.280.0070.08020.75
5.5.270.0070.04720.86
5.5.260.0000.04320.95
5.5.250.0100.07020.60
5.5.240.0030.05720.27
5.4.450.0530.06719.54
5.4.440.1070.05319.32
5.4.430.1000.05319.54
5.4.420.0870.05019.52
5.4.410.1130.04719.50
5.4.400.0230.05718.65
5.4.390.0200.05718.61
5.4.380.0130.06718.65
5.4.370.0300.05318.52
5.4.360.0370.05718.74
5.4.350.0300.06318.69
5.4.340.0370.04018.70
5.4.320.0200.06318.67
5.4.310.0230.05718.62
5.4.300.0400.06718.50
5.4.290.0230.05318.46
5.4.280.0200.06018.68
5.4.270.0330.04718.67
5.4.260.0330.05318.71
5.4.250.0270.06018.73
5.4.240.0230.06018.68
5.4.230.0330.04718.45
5.4.220.0170.06318.48
5.4.210.0230.06018.66
5.4.200.0200.06016.65
5.4.190.0230.06318.70
5.4.180.0330.06018.62
5.4.170.0400.04718.45
5.4.160.0300.05318.72
5.4.150.0330.06018.66
5.4.140.0230.06016.17
5.4.130.0300.05016.08
5.4.120.0400.05716.16
5.4.110.0330.06016.17
5.4.100.0300.05316.19
5.4.90.0270.05716.07
5.4.80.0370.06316.23
5.4.70.0370.04716.14
5.4.60.0370.04316.01
5.4.50.0330.04016.23
5.4.40.0270.05016.10
5.4.30.0330.04716.15
5.4.20.0400.06716.18
5.4.10.0330.04716.10
5.4.00.0230.05315.65
5.3.290.0330.04714.61
5.3.280.0270.05314.52
5.3.270.0330.05014.69
5.3.260.0300.05314.69
5.3.250.0300.05014.55
5.3.240.0330.05014.59
5.3.230.0330.05314.52
5.3.220.0400.04314.53
5.3.210.0400.04314.49
5.3.200.0270.05314.54
5.3.190.0300.05014.49
5.3.180.0270.06014.54
5.3.170.0370.04714.54
5.3.160.0370.04014.56
5.3.150.0230.06014.54
5.3.140.0270.05014.54
5.3.130.0200.06014.53
5.3.120.0270.05314.52
5.3.110.0270.05714.56
5.3.100.0230.05313.93
5.3.90.0270.04713.95
5.3.80.0270.05013.99
5.3.70.0300.04714.00
5.3.60.0270.04713.91
5.3.50.0300.05014.04
5.3.40.0270.05013.93
5.3.30.0330.04713.89
5.3.20.0300.05013.62
5.3.10.0370.03713.65
5.3.00.0270.05013.61
5.2.170.0270.03711.11
5.2.160.0230.04011.20
5.2.150.0270.03711.17
5.2.140.0200.04711.19
5.2.130.0200.04011.10
5.2.120.0200.04011.09
5.2.110.0330.04011.13
5.2.100.0230.03711.23
5.2.90.0130.04711.13
5.2.80.0130.05311.09
5.2.70.0230.04011.01
5.2.60.0270.04711.11
5.2.50.0200.04311.17
5.2.40.0200.03710.95
5.2.30.0230.03710.88
5.2.20.0230.03310.98
5.2.10.0170.04010.89
5.2.00.0200.04010.75
5.1.60.0170.0339.98
5.1.50.0130.03710.11
5.1.40.0200.03310.11
5.1.30.0200.03310.48
5.1.20.0130.04310.38
5.1.10.0270.02710.08
5.1.00.0130.03710.08
5.0.50.0070.0338.55
5.0.40.0070.0308.41
5.0.30.0130.0438.19
5.0.20.0130.0278.21
5.0.10.0170.0238.23
5.0.00.0130.0408.28
4.4.90.0130.0175.93
4.4.80.0100.0205.90
4.4.70.0070.0235.81
4.4.60.0100.0205.85
4.4.50.0030.0275.90
4.4.40.0070.0375.89
4.4.30.0070.0235.88
4.4.20.0170.0205.95
4.4.10.0070.0276.00
4.4.00.0070.0375.89
4.3.110.0130.0205.84
4.3.100.0070.0235.81
4.3.90.0130.0205.79
4.3.80.0070.0375.77
4.3.70.0070.0235.82
4.3.60.0100.0205.84
4.3.50.0100.0305.91
4.3.40.0070.0375.75
4.3.30.0070.0204.68
4.3.20.0100.0174.68
4.3.10.0070.0204.68
4.3.00.0130.0207.11

preferences:
51.88 ms | 400 KiB | 5 Q