3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strrev("cigam");

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)
8.3.70.0070.00718.06
8.3.60.0070.00716.75
8.3.50.0110.00921.84
8.3.40.0130.00318.89
8.3.30.0060.00818.93
8.3.20.0080.00020.13
8.3.10.0080.00021.60
8.3.00.0040.00419.00
8.2.190.0110.00416.63
8.2.180.0100.01017.81
8.2.170.0040.01122.96
8.2.160.0060.00622.13
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.67
8.2.110.0030.00721.18
8.2.100.0060.00617.78
8.2.90.0060.00317.84
8.2.80.0040.00417.97
8.2.70.0130.00017.50
8.2.60.0000.00717.80
8.2.50.0040.00418.07
8.2.40.0030.00617.95
8.2.30.0030.00617.99
8.2.20.0030.00617.54
8.2.10.0080.00017.98
8.2.00.0000.00717.45
8.1.280.0100.01025.92
8.1.270.0040.00418.61
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.47
8.1.230.0030.00721.04
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0080.00417.23
8.1.190.0050.00317.22
8.1.180.0000.00818.10
8.1.170.0000.00920.30
8.1.160.0030.00521.85
8.1.150.0040.00418.79
8.1.140.0050.00217.29
8.1.130.0040.00417.69
8.1.120.0000.00817.36
8.1.110.0050.00217.27
8.1.100.0040.00417.34
8.1.90.0000.00717.27
8.1.80.0040.00417.32
8.1.70.0000.00717.34
8.1.60.0050.00317.37
8.1.50.0030.00517.37
8.1.40.0060.00317.38
8.1.30.0040.00417.46
8.1.20.0040.00417.44
8.1.10.0030.00617.29
8.1.00.0040.00417.42
8.0.300.0040.00419.80
8.0.290.0050.00316.63
8.0.280.0030.00318.26
8.0.270.0030.00317.10
8.0.260.0060.00017.11
8.0.250.0030.00316.91
8.0.240.0040.00416.77
8.0.230.0000.00716.72
8.0.220.0030.00316.62
8.0.210.0000.00716.79
8.0.200.0040.00416.67
8.0.190.0040.00416.81
8.0.180.0040.00416.82
8.0.170.0000.00816.66
8.0.160.0070.00016.75
8.0.150.0040.00416.71
8.0.140.0040.00416.70
8.0.130.0060.00013.17
8.0.120.0030.00716.62
8.0.110.0070.00016.77
8.0.100.0040.00416.80
8.0.90.0000.00816.72
8.0.80.0130.00416.73
8.0.70.0030.00616.81
8.0.60.0030.00516.63
8.0.50.0000.00716.63
8.0.30.0100.01217.12
8.0.20.0190.02217.40
8.0.10.0040.00416.72
8.0.00.0140.00316.67
7.4.330.0000.00515.03
7.4.320.0060.00016.37
7.4.300.0030.00316.48
7.4.290.0030.00316.28
7.4.280.0000.00816.46
7.4.270.0000.00616.51
7.4.260.0050.00316.36
7.4.250.0070.00016.46
7.4.240.0020.00616.43
7.4.230.0040.00416.34
7.4.220.0060.01216.42
7.4.210.0000.01416.45
7.4.200.0050.00316.25
7.4.160.0130.00316.35
7.4.150.0070.01017.40
7.4.140.0160.00417.86
7.4.130.0120.01316.29
7.4.120.0120.00516.34
7.4.110.0140.00416.55
7.4.100.0090.00916.41
7.4.90.0130.00316.63
7.4.80.0060.01319.39
7.4.70.0110.00716.45
7.4.60.0030.01316.34
7.4.50.0000.00816.12
7.4.40.0060.01216.43
7.4.30.0070.01516.31
7.4.00.0030.01214.75
7.3.330.0050.00012.96
7.3.320.0090.00313.11
7.3.310.0030.00316.09
7.3.300.0040.00416.14
7.3.290.0100.00616.11
7.3.280.0050.01016.14
7.3.270.0140.00417.40
7.3.260.0060.01216.43
7.3.250.0120.00716.31
7.3.240.0070.01016.06
7.3.230.0070.01516.39
7.3.210.0070.01016.35
7.3.200.0060.00916.06
7.3.190.0100.01016.09
7.3.180.0080.00816.44
7.3.170.0090.01216.32
7.3.160.0120.00616.29
7.3.120.0100.00714.82
7.3.110.0100.00714.64
7.3.100.0060.01214.82
7.3.90.0070.01014.62
7.3.80.0070.00415.02
7.3.70.0070.00714.55
7.3.60.0120.00414.46
7.3.50.0090.00614.70
7.3.40.0030.01214.83
7.3.30.0090.00414.66
7.3.20.0070.00716.56
7.3.10.0040.01216.76
7.3.00.0090.00616.52
7.2.330.0130.00816.64
7.2.320.0070.01016.54
7.2.310.0110.00716.46
7.2.300.0130.00416.27
7.2.290.0100.00716.57
7.2.250.0030.01314.71
7.2.240.0000.01815.02
7.2.230.0040.00714.94
7.2.220.0070.01114.93
7.2.210.0000.01314.89
7.2.200.0000.01514.82
7.2.190.0040.00814.75
7.2.180.0000.01314.90
7.2.170.0100.00714.65
7.2.00.0090.00619.20
7.1.330.0060.01015.74
7.1.320.0070.00415.61
7.1.310.0000.01015.76
7.1.300.0030.01015.54
7.1.290.0040.00815.43
7.1.280.0080.00315.83
7.1.270.0070.00715.74
7.1.260.0040.01115.79
7.1.100.0060.00617.85
7.1.70.0030.00917.07
7.1.60.0150.01119.50
7.1.50.0030.01716.81
7.1.00.0100.07022.46
7.0.200.0060.00316.72
7.0.140.0030.07321.99
7.0.60.0000.04319.90
7.0.50.0100.03717.76
7.0.40.0100.08720.05
7.0.30.0270.07020.15
7.0.20.0270.06020.09
7.0.10.0270.07720.00
7.0.00.0030.07720.20
5.6.280.0030.07321.14
5.6.210.0070.08320.61
5.6.200.0100.05718.19
5.6.190.0030.09020.56
5.6.180.0270.05320.54
5.6.170.0430.07720.48
5.6.160.0130.08020.43
5.6.150.0070.04018.17
5.6.140.0070.07718.15
5.6.130.0100.06318.08
5.6.120.0030.04721.04
5.6.110.0100.03721.04
5.6.100.0070.04321.11
5.6.90.0070.08320.96
5.6.80.0100.04320.37
5.6.70.0470.06020.36
5.5.350.0170.06020.42
5.5.340.0170.07317.98
5.5.330.0100.08320.36
5.5.320.0070.04020.07
5.5.310.0330.05020.30
5.5.300.0070.05018.02
5.5.290.0000.08317.93
5.5.280.0000.05320.76
5.5.270.0030.06020.96
5.5.260.0100.04320.95
5.5.250.0030.09020.62
5.5.240.0130.03720.18
5.4.450.0500.06319.10
5.4.440.0930.05319.33
5.4.430.0100.05719.54
5.4.420.0500.08019.10
5.4.410.0070.06018.88
5.4.400.0430.05018.77
5.4.390.0430.06018.63
5.4.380.0470.08018.66
5.4.370.0430.06718.69
5.4.360.0370.05318.59
5.4.350.0300.06018.48
5.4.340.0270.06318.75
5.4.320.0500.05718.71
5.4.310.0270.05718.79
5.4.300.0470.05018.46
5.4.290.0370.05018.65
5.4.280.0300.05318.48
5.4.270.0400.04718.55
5.4.260.0330.05018.67
5.4.250.0330.05018.56
5.4.240.0370.05318.67
5.4.230.0300.05018.76
5.4.220.0370.04318.68
5.4.210.0300.06018.68
5.4.200.0370.05316.53
5.4.190.0300.05018.67
5.4.180.0470.05318.44
5.4.170.0370.06018.68
5.4.160.0300.05718.60
5.4.150.0470.05318.69
5.4.140.0300.05316.32
5.4.130.0200.05716.04
5.4.120.0330.04316.19
5.4.110.0370.03716.04
5.4.100.0300.05316.30
5.4.90.0330.05016.19
5.4.80.0370.04016.23
5.4.70.0230.05316.01
5.4.60.0270.05016.19
5.4.50.0330.04016.23
5.4.40.0270.05016.09
5.4.30.0370.06016.22
5.4.20.0300.06716.27
5.4.10.0300.05016.14
5.4.00.0300.04715.81
5.3.290.0330.05314.64
5.3.280.0300.05714.58
5.3.270.0570.05014.69
5.3.260.0200.06314.52
5.3.250.0400.04314.65
5.3.240.0230.05714.69
5.3.230.0270.05714.50
5.3.220.0230.06014.48
5.3.210.0270.05314.51
5.3.200.0330.04714.47
5.3.190.0230.05314.65
5.3.180.0400.05014.59
5.3.170.0300.04714.54
5.3.160.0200.05714.49
5.3.150.0270.05014.56
5.3.140.0270.04714.54
5.3.130.0300.05014.45
5.3.120.0270.05314.45
5.3.110.0270.05014.52
5.3.100.0330.05013.99
5.3.90.0300.04713.94
5.3.80.0200.05313.98
5.3.70.0270.04714.00
5.3.60.0270.05314.03
5.3.50.0170.05713.93
5.3.40.0270.04713.85
5.3.30.0300.05013.88
5.3.20.0300.04013.61
5.3.10.0370.05313.55
5.3.00.0330.04713.73
5.2.170.0270.04011.18
5.2.160.0270.03711.17
5.2.150.0270.04011.11
5.2.140.0230.03711.14
5.2.130.0270.03311.15
5.2.120.0170.04711.01
5.2.110.0200.04011.14
5.2.100.0230.03711.25
5.2.90.0170.04711.03
5.2.80.0200.04711.13
5.2.70.0170.04711.14
5.2.60.0230.04011.03
5.2.50.0300.03310.98
5.2.40.0200.04010.96
5.2.30.0270.03710.97
5.2.20.0230.03710.99
5.2.10.0130.04710.99
5.2.00.0130.04310.80
5.1.60.0170.03710.02
5.1.50.0230.03010.01
5.1.40.0200.03010.00
5.1.30.0230.03710.38
5.1.20.0170.03710.36
5.1.10.0170.03710.08
5.1.00.0230.04310.08
5.0.50.0170.0378.68
5.0.40.0100.0278.45
5.0.30.0170.0378.25
5.0.20.0130.0308.21
5.0.10.0230.0178.18
5.0.00.0030.0508.25
4.4.90.0100.0235.83
4.4.80.0070.0275.86
4.4.70.0070.0235.81
4.4.60.0030.0275.87
4.4.50.0070.0235.91
4.4.40.0130.0335.93
4.4.30.0130.0175.90
4.4.20.0100.0205.97
4.4.10.0070.0235.89
4.4.00.0130.0335.90
4.3.110.0130.0205.83
4.3.100.0100.0205.85
4.3.90.0170.0235.83
4.3.80.0130.0405.77
4.3.70.0100.0205.85
4.3.60.0070.0235.79
4.3.50.0070.0235.85
4.3.40.0100.0335.74
4.3.30.0070.0204.65
4.3.20.0030.0234.53
4.3.10.0070.0274.51
4.3.00.0130.0209.30

preferences:
73.78 ms | 401 KiB | 5 Q