3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "\x34\x32\x2E"; echo $a; $b = '\x34\x32\x2E'; echo $b;

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)
8.3.60.0140.00318.43
8.3.50.0130.00622.84
8.3.40.0160.00318.66
8.3.30.0030.01118.94
8.3.20.0070.00020.18
8.3.10.0060.00321.60
8.3.00.0000.00818.89
8.2.180.0140.01018.04
8.2.170.0110.00422.96
8.2.160.0070.01120.38
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00426.16
8.2.120.0080.00021.00
8.2.110.0030.00622.17
8.2.100.0070.00418.09
8.2.90.0040.00419.05
8.2.80.0050.00517.97
8.2.70.0000.01017.63
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0040.00420.07
8.2.30.0090.00018.23
8.2.20.0020.00517.78
8.2.10.0040.00418.00
8.2.00.0050.00217.54
8.1.280.0110.00425.92
8.1.270.0080.00022.20
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0000.00923.90
8.1.230.0060.00619.10
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.22
8.1.190.0030.00617.10
8.1.180.0000.00818.10
8.1.170.0000.00818.41
8.1.160.0040.00421.86
8.1.150.0000.00718.81
8.1.140.0090.00017.36
8.1.130.0000.00817.73
8.1.120.0040.00417.28
8.1.110.0000.00717.41
8.1.100.0040.00417.30
8.1.90.0040.00417.36
8.1.80.0060.00317.24
8.1.70.0000.00717.44
8.1.60.0040.00417.52
8.1.50.0030.00517.43
8.1.40.0070.00417.29
8.1.30.0040.00417.57
8.1.20.0040.00417.46
8.1.10.0040.00417.54
8.1.00.0030.00517.29
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0070.00018.33
8.0.270.0030.00317.16
8.0.260.0000.00617.29
8.0.250.0030.00316.97
8.0.240.0000.00716.95
8.0.230.0040.00416.85
8.0.220.0000.00716.82
8.0.210.0000.00716.72
8.0.200.0030.00316.87
8.0.190.0070.00016.88
8.0.180.0050.00316.73
8.0.170.0000.00816.70
8.0.160.0050.00216.76
8.0.150.0000.00816.76
8.0.140.0000.00716.80
8.0.130.0030.00313.33
8.0.120.0080.00016.76
8.0.110.0000.00716.73
8.0.100.0000.00716.86
8.0.90.0070.00016.86
8.0.80.0030.01316.80
8.0.70.0040.00416.64
8.0.60.0080.00016.93
8.0.50.0040.00416.70
8.0.30.0100.00917.17
8.0.20.0100.00917.40
8.0.10.0030.00516.97
8.0.00.0080.00816.55
7.4.330.0050.00015.03
7.4.320.0000.00616.53
7.4.300.0070.00016.58
7.4.290.0050.00216.41
7.4.280.0050.00316.36
7.4.270.0060.00016.43
7.4.260.0040.00416.42
7.4.250.0080.00016.40
7.4.240.0050.00216.50
7.4.230.0030.00316.61
7.4.220.0100.01016.52
7.4.210.0100.01016.43
7.4.200.0030.00316.42
7.4.160.0000.01616.44
7.4.150.0150.00917.40
7.4.140.0130.00617.86
7.4.130.0060.01116.39
7.4.120.0090.00816.41
7.4.110.0070.01416.48
7.4.100.0140.00416.28
7.4.90.0100.00616.33
7.4.80.0130.00319.39
7.4.70.0030.01316.34
7.4.60.0000.01716.47
7.4.50.0050.00316.21
7.4.40.0060.00916.47
7.4.30.0000.01516.18
7.4.00.0030.01314.78
7.3.330.0060.00012.94
7.3.320.0060.00012.94
7.3.310.0070.00016.26
7.3.300.0000.00616.02
7.3.290.0080.00816.18
7.3.280.0120.00516.22
7.3.270.0280.00617.40
7.3.260.0090.00916.21
7.3.240.0100.00716.18
7.3.230.0110.00816.40
7.3.210.0110.00616.21
7.3.200.0070.00719.39
7.3.190.0060.00916.35
7.3.180.0060.00916.37
7.3.170.0030.01216.34
7.3.160.0130.00316.07
7.3.10.0110.01415.78
7.3.00.0140.01216.12
7.2.330.0000.01716.64
7.2.320.0120.00616.19
7.2.310.0100.00716.45
7.2.300.0130.00616.36
7.2.290.0140.01116.49
7.2.130.0100.01016.54
7.2.120.0090.00916.73
7.2.110.0130.01016.50
7.2.100.0150.00816.15
7.2.90.0170.00216.97
7.2.80.0090.01216.45
7.2.70.0170.00916.65
7.2.60.0090.00916.57
7.2.50.0160.00416.23
7.2.40.0100.01016.52
7.2.30.0110.00416.36
7.2.20.0090.00616.71
7.2.10.0100.00316.23
7.2.00.0090.00517.88
7.1.250.0080.00815.55
7.1.200.0100.00315.43
7.1.100.0030.00817.85
7.1.70.0000.00917.16
7.1.60.0070.01819.57
7.1.50.0060.00916.90
7.1.00.0070.07322.31
7.0.200.0000.00716.58
7.0.140.0000.08322.00
7.0.60.0100.03319.90
7.0.50.0130.06717.85
7.0.40.0270.06320.27
7.0.30.0200.04020.00
7.0.20.0270.07720.00
7.0.10.0070.06720.19
7.0.00.0130.03720.16
5.6.280.0030.07321.03
5.6.210.0070.06720.70
5.6.200.0000.04318.19
5.6.190.0030.04320.60
5.6.180.0430.03320.43
5.6.170.0430.07020.41
5.6.160.0100.08320.41
5.6.150.0100.07318.13
5.6.140.0100.06318.18
5.6.130.0030.08718.17
5.6.120.0030.04720.96
5.6.110.0070.08020.98
5.6.100.0100.06720.96
5.6.90.0130.08020.95
5.6.80.0130.07320.38
5.5.350.0130.03320.43
5.5.340.0100.07317.95
5.5.330.0070.08320.12
5.5.320.0330.05720.32
5.5.310.0300.04720.23
5.5.300.0030.03717.93
5.5.290.0000.04317.95
5.5.280.0070.08720.79
5.5.270.0070.03720.77
5.5.260.0200.06720.79
5.5.250.0030.04020.57
5.5.240.0100.07720.18
5.4.450.0570.07019.25
5.4.440.0570.06719.29
5.4.430.0130.05019.45
5.4.420.0100.05719.25
5.4.410.0200.06319.25
5.4.400.0100.05319.15
5.4.390.0030.06019.00
5.4.380.0230.05019.13
5.4.370.0200.05718.50
5.4.360.0270.05018.66
5.4.350.0230.05318.65
5.4.340.0170.05718.55
5.4.320.0430.03318.67
5.4.310.0230.05318.67
5.4.300.0270.05018.65
5.4.290.0300.05018.66
5.4.280.0270.05018.73
5.4.270.0230.05018.57
5.4.260.0270.05018.48
5.4.250.0170.06318.68
5.4.240.0370.06718.48
5.4.230.0300.05718.45
5.4.220.0230.05718.48
5.4.210.0270.05018.61
5.4.200.0330.04316.50
5.4.190.0330.04318.55
5.4.180.0300.04718.54
5.4.170.0270.05318.51
5.4.160.0230.05718.63
5.4.150.0170.06018.53
5.4.140.0330.04716.16
5.4.130.0200.05016.15
5.4.120.0270.05016.17
5.4.110.0300.04016.09
5.4.100.0170.05716.13
5.4.90.0230.05316.31
5.4.80.0270.04316.15
5.4.70.0330.04316.07
5.4.60.0330.04316.12
5.4.50.0230.05016.19
5.4.40.0230.05016.19
5.4.30.0270.04716.07
5.4.20.0270.05016.21
5.4.10.0300.04716.11
5.4.00.0270.04315.49
5.3.290.0300.05014.65
5.3.280.0300.04714.68
5.3.270.0230.06014.51
5.3.260.0300.05314.59
5.3.250.0230.05314.60
5.3.240.0230.05014.52
5.3.230.0230.05014.54
5.3.220.0270.04714.66
5.3.210.0230.05314.54
5.3.200.0200.05714.46
5.3.190.0230.05014.59
5.3.180.0270.05014.64
5.3.170.0370.04014.51
5.3.160.0230.05014.51
5.3.150.0200.05314.63
5.3.140.0230.05014.51
5.3.130.0300.04714.46
5.3.120.0270.05014.49
5.3.110.0200.05714.59
5.3.100.0130.06014.13
5.3.90.0270.05013.99
5.3.80.0330.04314.09
5.3.70.0200.05713.99
5.3.60.0300.05014.03
5.3.50.0230.05013.94
5.3.40.0200.05313.93
5.3.30.0270.04713.89
5.3.20.0200.05313.71
5.3.10.0300.05013.65
5.3.00.0300.05013.63
5.2.170.0170.04711.12
5.2.160.0200.04311.18
5.2.150.0200.04311.09
5.2.140.0270.03711.27
5.2.130.0230.04011.27
5.2.120.0270.03711.01
5.2.110.0270.04711.03
5.2.100.0370.03311.25
5.2.90.0170.04311.05
5.2.80.0170.04711.07
5.2.70.0200.04011.10
5.2.60.0200.04711.05
5.2.50.0200.04010.97
5.2.40.0170.04010.94
5.2.30.0170.04711.01
5.2.20.0130.04310.94
5.2.10.0270.03310.88
5.2.00.0170.04710.84
5.1.60.0170.03310.12
5.1.50.0200.03010.10
5.1.40.0200.03310.00
5.1.30.0100.04010.46
5.1.20.0170.04310.50
5.1.10.0200.03010.09
5.1.00.0230.03010.13
5.0.50.0130.0238.61
5.0.40.0070.0308.42
5.0.30.0070.0478.25
5.0.20.0070.0308.32
5.0.10.0070.0308.20
5.0.00.0100.0438.17
4.4.90.0070.0235.97
4.4.80.0070.0235.84
4.4.70.0100.0205.89
4.4.60.0100.0205.86
4.4.50.0030.0275.85
4.4.40.0100.0335.86
4.4.30.0100.0175.90
4.4.20.0100.0205.88
4.4.10.0100.0205.94
4.4.00.0130.0305.88
4.3.110.0100.0205.83
4.3.100.0100.0205.86
4.3.90.0170.0175.88
4.3.80.0070.0335.84
4.3.70.0070.0235.80
4.3.60.0130.0175.79
4.3.50.0070.0235.79
4.3.40.0130.0305.82
4.3.30.0030.0234.63
4.3.20.0030.0234.56
4.3.10.0070.0204.57
4.3.00.0070.0237.02

preferences:
59.32 ms | 401 KiB | 5 Q