3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = strval(round(1 / 3, 2)); var_dump($a, serialize($a));

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)
8.3.60.0070.01118.18
8.3.50.0140.00721.20
8.3.40.0070.00718.46
8.3.30.0060.00820.17
8.3.20.0080.00018.52
8.3.10.0040.00420.92
8.3.00.0040.00422.42
8.2.180.0070.01116.50
8.2.170.0070.01322.96
8.2.160.0040.01420.40
8.2.150.0080.00024.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0070.00719.66
8.2.110.0000.01120.66
8.2.100.0080.00317.84
8.2.90.0080.00019.23
8.2.80.0040.00417.97
8.2.70.0080.00017.63
8.2.60.0000.00817.93
8.2.50.0040.00718.07
8.2.40.0000.00718.16
8.2.30.0070.00021.23
8.2.20.0040.00417.65
8.2.10.0040.00417.59
8.2.00.0020.00517.66
8.1.280.0040.01125.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.21
8.1.230.0040.00817.58
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0100.00017.35
8.1.190.0030.00617.53
8.1.180.0080.00018.10
8.1.170.0050.00318.38
8.1.160.0000.00718.76
8.1.150.0040.00418.63
8.1.140.0070.00017.43
8.1.130.0060.00017.87
8.1.120.0000.00717.41
8.1.110.0000.00717.46
8.1.100.0000.00717.48
8.1.90.0000.00817.40
8.1.80.0030.00417.52
8.1.70.0000.00717.46
8.1.60.0080.00017.58
8.1.50.0050.00217.48
8.1.40.0000.00717.62
8.1.30.0000.00917.52
8.1.20.0030.00617.67
8.1.10.0040.00417.46
8.1.00.0030.00517.44
8.0.300.0000.00718.77
8.0.290.0050.00316.63
8.0.280.0030.00318.49
8.0.270.0040.00417.13
8.0.260.0030.00316.71
8.0.250.0000.00816.96
8.0.240.0040.00416.81
8.0.230.0030.00316.96
8.0.220.0040.00416.77
8.0.210.0000.00716.90
8.0.200.0030.00316.83
8.0.190.0050.00316.84
8.0.180.0040.00416.88
8.0.170.0000.00716.79
8.0.160.0030.00316.92
8.0.150.0040.00416.91
8.0.140.0040.00416.80
8.0.130.0000.00513.38
8.0.120.0040.00416.85
8.0.110.0000.00716.73
8.0.100.0040.00416.89
8.0.90.0080.00016.91
8.0.80.0070.01416.83
8.0.70.0030.00516.77
8.0.60.0040.00416.66
8.0.50.0040.00416.75
8.0.30.0140.00516.96
8.0.20.0090.01017.40
8.0.10.0050.00216.91
8.0.00.0100.01116.78
7.4.330.0030.00316.89
7.4.320.0000.00716.63
7.4.300.0000.00616.66
7.4.290.0040.00416.45
7.4.280.0000.00716.66
7.4.270.0000.00716.46
7.4.260.0000.00513.43
7.4.250.0000.00716.50
7.4.240.0040.00416.55
7.4.230.0030.00316.67
7.4.220.0150.00616.59
7.4.210.0060.00916.69
7.4.200.0000.00716.56
7.4.190.0030.00316.81
7.4.160.0110.00416.57
7.4.150.0110.00917.40
7.4.140.0140.00317.86
7.4.130.0130.00616.53
7.4.120.0140.00316.55
7.4.110.0170.00016.71
7.4.100.0120.00916.54
7.4.90.0130.00616.60
7.4.80.0040.01319.39
7.4.70.0070.01016.54
7.4.60.0110.00516.47
7.4.50.0040.00416.63
7.4.40.0110.00422.77
7.4.30.0030.01416.54
7.4.00.0000.01414.82
7.3.330.0050.00013.09
7.3.320.0000.00512.93
7.3.310.0030.00316.39
7.3.300.0030.00316.29
7.3.290.0070.00716.27
7.3.280.0090.00716.31
7.3.270.0090.00917.40
7.3.260.0090.01218.24
7.3.250.0110.00616.47
7.3.240.0090.00916.39
7.3.230.0090.00816.42
7.3.210.0120.00416.45
7.3.200.0040.01519.39
7.3.190.0040.01416.37
7.3.180.0090.01316.55
7.3.170.0040.01116.30
7.3.160.0060.01316.12
7.3.120.0070.01014.94
7.3.10.0090.00616.56
7.3.00.0040.01116.56
7.2.330.0110.00616.30
7.2.320.0090.01316.64
7.2.310.0090.01216.48
7.2.300.0040.01416.61
7.2.290.0080.00816.63
7.2.130.0040.00816.70
7.2.120.0060.00916.53
7.2.110.0080.00416.50
7.2.100.0030.01016.80
7.2.90.0000.01717.03
7.2.80.0000.01516.79
7.2.70.0070.00716.82
7.2.60.0080.00916.63
7.2.50.0110.00016.81
7.2.40.0030.00916.63
7.2.30.0080.00416.60
7.2.20.0060.00916.33
7.2.10.0090.00616.14
7.2.00.0070.00917.97
7.1.250.0040.01115.71
7.1.200.0070.00715.57
7.1.100.0060.00617.92
7.1.70.0000.01017.11
7.1.60.0000.02319.24
7.1.50.0160.00616.57
7.1.00.0030.03322.51
7.0.200.0000.00716.71
7.0.140.0070.07021.97
7.0.110.0000.04319.95
7.0.100.0300.03320.00
7.0.90.0070.07319.92
7.0.80.0070.03720.03
7.0.70.0030.04719.98
7.0.60.0030.04320.07
7.0.50.0430.03320.05
7.0.40.0030.04319.79
7.0.30.0070.04319.59
7.0.20.0130.03019.68
7.0.10.0000.04319.84
7.0.00.0100.04319.86
5.6.280.0030.07320.84
5.6.260.0130.03320.74
5.6.250.0070.03320.66
5.6.240.0030.05320.64
5.6.230.0030.05020.66
5.6.220.0070.03720.61
5.6.210.0030.04320.80
5.6.200.0030.04320.70
5.6.190.0100.03720.63
5.6.180.0100.04720.59
5.6.170.0100.04020.69
5.6.160.0070.04320.64
5.6.150.0070.03720.55
5.6.140.0070.05720.58
5.6.130.0000.06720.45
5.6.120.0000.04720.64
5.6.110.0070.05720.61
5.6.100.0000.04720.63
5.6.90.0130.06720.83
5.6.80.0070.03719.95
5.6.70.0030.03320.21
5.6.60.0000.03719.93
5.6.50.0070.03719.96
5.6.40.0070.03720.03
5.6.30.0100.06319.98
5.6.20.0070.06719.90
5.6.10.0100.03319.97
5.6.00.0070.03719.82
5.5.380.0030.05017.63
5.5.370.0030.05717.66
5.5.360.0030.04017.57
5.5.350.0070.03317.77
5.5.340.0170.03318.13
5.5.330.0070.03717.91
5.5.320.0030.04018.13
5.5.310.0070.04317.86
5.5.300.0030.04017.86
5.5.290.0000.04718.13
5.5.280.0070.03718.10
5.5.270.0000.05318.02
5.5.260.0030.04017.98
5.5.250.0030.04017.97
5.5.240.0070.03317.48
5.5.230.0100.03317.38
5.5.220.0030.03017.13
5.5.210.0070.03317.26
5.5.200.0070.04017.34
5.5.190.0030.04017.46
5.5.180.0000.04317.60
5.5.160.0030.03717.50
5.5.150.0000.05017.23
5.5.140.0030.04317.46
5.5.130.0070.03317.44
5.5.120.0070.03717.51
5.5.110.0030.03717.59
5.5.100.0070.06317.39
5.5.90.0070.05017.26
5.5.80.0070.05317.25
5.5.70.0030.03717.41
5.5.60.0030.04017.41
5.5.50.0000.04017.09
5.5.40.0100.03717.36
5.5.30.0130.03717.34
5.5.20.0000.04017.49
5.5.10.0030.03717.48
5.5.00.0000.04017.24
5.4.450.0000.05019.52
5.4.440.0030.04019.43
5.4.430.0000.04319.23
5.4.420.0070.03719.45
5.4.410.0000.04019.32
5.4.400.0100.03319.00
5.4.390.0130.06319.00
5.4.380.0130.04718.90
5.4.370.0030.04019.20
5.4.360.0030.07718.99
5.4.350.0070.03718.96
5.4.340.0000.04019.04
5.4.320.0070.04319.03
5.4.310.0170.03019.11
5.4.300.0000.04019.01
5.4.290.0030.03719.02
5.4.280.0070.03719.06
5.4.270.0000.04019.22
5.4.260.0070.03319.13
5.4.250.0030.03019.03
5.4.240.0070.07019.19
5.4.230.0070.07019.13
5.4.220.0030.03719.10
5.4.210.0030.03718.99
5.4.200.0070.06319.03
5.4.190.0030.04018.95
5.4.180.0030.04319.02
5.4.170.0070.04319.10
5.4.160.0100.04319.17
5.4.150.0030.04019.11
5.4.140.0000.04716.48
5.4.130.0030.03316.27
5.4.120.0070.03316.35
5.4.110.0000.04316.45
5.4.100.0000.05316.42
5.4.90.0030.03716.29
5.4.80.0030.03316.40
5.4.70.0000.03316.42
5.4.60.0030.03016.45
5.4.50.0030.05316.41
5.4.40.0070.03316.36
5.4.30.0030.03716.40
5.4.20.0030.03016.35
5.4.10.0030.03016.21
5.4.00.0000.03315.86
5.3.290.0000.05014.79
5.3.280.0100.06314.71
5.3.270.0100.04314.74
5.3.260.0070.03314.57
5.3.250.0070.03714.59
5.3.240.0070.06014.45
5.3.230.0000.03714.55
5.3.220.0070.02714.45
5.3.210.0000.08014.41
5.3.200.0070.07314.46
5.3.190.0000.04014.69
5.3.180.0030.03714.66
5.3.170.0070.03314.55
5.3.160.0030.03714.45
5.3.150.0030.03314.44
5.3.140.0000.04014.69
5.3.130.0070.03314.68
5.3.120.0100.03314.42
5.3.110.0030.03014.54
5.3.100.0030.03013.91
5.3.90.0030.03013.90
5.3.80.0000.03713.86
5.3.70.0100.02714.01
5.3.60.0070.03013.93
5.3.50.0030.03313.95
5.3.40.0000.03313.74
5.3.30.0030.03013.71
5.3.20.0030.03013.56
5.3.10.0070.03013.58
5.3.00.0070.02713.65
5.2.170.0030.03311.13
5.2.160.0030.03011.14
5.2.150.0030.02311.15
5.2.140.0100.01711.26
5.2.130.0070.02311.23
5.2.120.0030.02311.07
5.2.110.0030.02711.12
5.2.100.0030.02311.01
5.2.90.0030.02311.12
5.2.80.0030.02711.11
5.2.70.0000.03011.15
5.2.60.0030.02311.24
5.2.50.0030.02711.08
5.2.40.0030.02311.11
5.2.30.0030.02310.98
5.2.20.0070.02011.24
5.2.10.0030.02310.92
5.2.00.0070.02010.69
5.1.60.0070.01710.22
5.1.50.0070.01710.22
5.1.40.0000.02010.22
5.1.30.0030.02010.40
5.1.20.0030.02310.40
5.1.10.0000.02310.25
5.1.00.0030.02010.34
5.0.50.0000.01710.22
5.0.40.0000.01710.22
5.0.30.0030.02310.22
5.0.20.0030.02710.22
5.0.10.0000.02010.22
5.0.00.0000.03310.22
4.4.90.0000.01310.22
4.4.80.0000.01310.22
4.4.70.0100.01010.22
4.4.60.0000.01310.22
4.4.50.0000.01310.22
4.4.40.0070.01710.22
4.4.30.0070.00710.22
4.4.20.0000.01310.22
4.4.10.0000.01310.22
4.4.00.0000.02010.22
4.3.110.0000.01310.22
4.3.100.0070.00710.22
4.3.90.0000.01310.22
4.3.80.0030.03310.22
4.3.70.0030.01010.22
4.3.60.0030.01710.22
4.3.50.0000.01310.22
4.3.40.0070.01710.22
4.3.30.0000.01310.22
4.3.20.0030.02710.22
4.3.10.0030.02010.22
4.3.00.0030.01010.22

preferences:
65.62 ms | 401 KiB | 5 Q