3v4l.org

run code in 300+ PHP versions simultaneously
<?php $b = 1 - 0.83; 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)
8.3.40.0070.00718.44
8.3.30.0100.00319.14
8.3.20.0000.00720.04
8.3.10.0080.00021.92
8.3.00.0050.00322.39
8.2.170.0110.00322.96
8.2.160.0070.00719.22
8.2.150.0080.00024.18
8.2.140.0130.00624.66
8.2.130.0000.00726.16
8.2.120.0080.00019.35
8.2.110.0040.00819.18
8.2.100.0110.00017.91
8.2.90.0040.00417.38
8.2.80.0000.00817.97
8.2.70.0090.00018.04
8.2.60.0000.00818.03
8.2.50.0040.00418.10
8.2.40.0080.00020.60
8.2.30.0000.00718.05
8.2.20.0040.00417.63
8.2.10.0050.00317.78
8.2.00.0000.00717.54
8.1.270.0050.00322.21
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00624.00
8.1.230.0070.00319.09
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0030.00817.00
8.1.180.0000.00818.10
8.1.170.0060.00318.58
8.1.160.0040.00422.08
8.1.150.0050.00518.57
8.1.140.0000.00717.37
8.1.130.0050.00317.81
8.1.120.0000.00817.32
8.1.110.0000.00717.38
8.1.100.0040.00417.39
8.1.90.0000.00817.28
8.1.80.0000.00717.38
8.1.70.0000.00717.37
8.1.60.0000.00817.52
8.1.50.0040.00417.41
8.1.40.0000.00817.30
8.1.30.0020.00517.53
8.1.20.0000.00817.51
8.1.10.0000.00817.39
8.1.00.0080.00017.45
8.0.300.0000.00719.63
8.0.290.0040.00816.63
8.0.280.0000.00718.43
8.0.270.0000.00717.15
8.0.260.0030.00316.72
8.0.250.0000.00616.98
8.0.240.0040.00416.95
8.0.230.0000.00716.72
8.0.220.0080.00016.83
8.0.210.0040.00416.88
8.0.200.0030.00316.89
8.0.190.0030.00516.84
8.0.180.0070.00016.82
8.0.170.0060.00316.82
8.0.160.0040.00416.87
8.0.150.0040.00416.64
8.0.140.0000.00716.83
8.0.130.0030.00313.30
8.0.120.0080.00016.86
8.0.110.0050.00216.71
8.0.100.0040.00416.88
8.0.90.0070.00016.70
8.0.80.0040.01116.80
8.0.70.0080.00016.72
8.0.60.0000.00716.69
8.0.50.0040.00416.83
8.0.30.0130.00616.96
8.0.20.0090.00817.40
8.0.10.0040.00416.91
8.0.00.0090.01016.60
7.4.330.0000.00615.00
7.4.320.0030.00316.45
7.4.300.0000.00716.44
7.4.290.0070.00016.50
7.4.280.0060.00316.48
7.4.270.0030.00316.45
7.4.260.0040.00416.45
7.4.250.0090.00016.48
7.4.240.0000.00716.47
7.4.230.0070.00016.63
7.4.220.0080.01116.54
7.4.210.0090.00816.51
7.4.200.0040.00416.23
7.4.190.0040.00416.64
7.4.160.0120.00416.34
7.4.150.0000.01717.40
7.4.140.0110.00717.86
7.4.130.0040.01616.51
7.4.120.0100.00816.31
7.4.110.0070.01016.57
7.4.100.0110.00916.28
7.4.90.0100.00716.48
7.4.80.0120.00819.39
7.4.70.0090.01216.40
7.4.60.0100.00716.29
7.4.50.0000.00816.23
7.4.40.0060.00622.77
7.4.30.0040.01116.39
7.4.00.0030.01014.64
7.3.330.0050.00313.07
7.3.320.0000.00513.09
7.3.310.0000.00716.04
7.3.300.0030.00316.23
7.3.290.0030.01216.14
7.3.280.0110.00816.16
7.3.270.0040.01217.40
7.3.260.0140.00416.43
7.3.250.0130.00516.34
7.3.240.0100.00716.45
7.3.230.0120.00916.39
7.3.210.0090.00916.50
7.3.200.0070.01719.39
7.3.190.0030.01216.48
7.3.180.0090.00616.26
7.3.170.0090.00916.53
7.3.160.0070.01016.45
7.3.120.0110.00414.75
7.3.10.0030.01016.48
7.3.00.0110.00616.43
7.2.330.0070.01016.57
7.2.320.0110.01116.19
7.2.310.0090.00916.38
7.2.300.0120.00416.28
7.2.290.0160.00416.34
7.2.130.0060.00316.98
7.2.120.0040.01116.63
7.2.110.0070.00716.86
7.2.100.0040.01116.89
7.2.90.0130.00016.75
7.2.80.0080.00316.76
7.2.70.0070.00716.53
7.2.60.0090.00916.84
7.2.50.0060.00816.91
7.2.40.0080.01216.79
7.2.30.0100.00716.86
7.2.20.0090.00616.72
7.2.10.0000.01516.55
7.2.00.0070.00716.57
7.1.250.0030.01015.50
7.1.70.0300.00416.52
7.1.60.0030.02019.82
7.1.50.0100.01416.83
7.1.00.0030.06022.56
7.0.200.0030.00716.77
7.0.140.0030.07322.09
7.0.60.0070.03721.63
7.0.50.0100.04317.77
7.0.40.0200.06320.30
7.0.30.0230.09020.01
7.0.20.0330.05719.99
7.0.10.0000.08020.18
7.0.00.0170.04320.18
5.6.280.0100.08721.07
5.6.210.0100.05320.55
5.6.200.0000.06018.21
5.6.190.0070.05720.51
5.6.180.0330.08320.61
5.6.170.0230.07320.42
5.6.160.0030.08720.48
5.6.150.0070.08018.09
5.6.140.0070.08318.11
5.6.130.0100.07018.21
5.6.120.0030.04021.09
5.6.110.0070.06720.98
5.6.100.0070.03720.98
5.6.90.0070.08720.98
5.6.80.0130.07320.43
5.5.350.0000.08020.39
5.5.340.0000.08017.93
5.5.330.0000.08720.42
5.5.320.0470.04320.50
5.5.310.0170.04320.19
5.5.300.0030.03717.91
5.5.290.0030.08317.94
5.5.280.0030.09020.84
5.5.270.0100.08320.75
5.5.260.0100.05020.63
5.5.250.0030.04020.69
5.5.240.0130.07020.14
5.4.450.0230.05019.24
5.4.440.0730.08719.50
5.4.430.0730.08019.44
5.4.420.0200.06719.63
5.4.410.0300.05319.09
5.4.400.0500.06018.90
5.4.390.0800.05019.34
5.4.380.0170.05718.49
5.4.370.0230.04018.55
5.4.360.0270.03718.66
5.4.350.0030.04211.97
5.4.340.0050.04411.96
5.4.320.0090.03912.45
5.4.310.0070.03612.45
5.4.300.0080.03912.45
5.4.290.0080.04312.45
5.4.280.0110.03912.34
5.4.270.0060.03512.34
5.4.260.0060.03612.35
5.4.250.0060.03612.35
5.4.240.0060.03912.34
5.4.230.0040.03812.34
5.4.220.0090.03912.34
5.4.210.0090.04712.34
5.4.200.0080.04112.34
5.4.190.0050.03512.33
5.4.180.0080.04112.34
5.4.170.0030.05318.71
5.4.160.0030.06018.88
5.4.150.0130.05018.62
5.4.140.0130.06716.41
5.4.130.0070.05316.26
5.4.120.0200.04716.48
5.4.110.0270.05716.08
5.4.100.0100.05016.11
5.4.90.0130.07016.27
5.4.80.0070.06716.34
5.4.70.0100.04716.30
5.4.60.0100.04316.13
5.4.50.0070.05316.23
5.4.40.0070.05016.26
5.4.30.0070.06316.34
5.4.20.0100.05316.23
5.4.10.0100.05016.31
5.4.00.0070.06715.68
5.3.290.0060.04712.80
5.3.280.0070.03912.71
5.3.270.0130.04714.70
5.3.260.0100.07714.65
5.3.250.0100.05314.61
5.3.240.0300.04314.59
5.3.230.0100.04714.74
5.3.220.0100.05014.24
5.3.210.0130.06714.58
5.3.200.0170.05014.42
5.3.190.0070.05714.56
5.3.180.0100.06014.23
5.3.170.0170.06014.57
5.3.160.0030.05714.55
5.3.150.0130.04714.60
5.3.140.0230.04014.32
5.3.130.0070.06014.70
5.3.120.0030.06014.71
5.3.110.0070.07014.55
5.3.100.0070.07013.80
5.3.90.0030.05313.83
5.3.80.0070.05314.03
5.3.70.0170.06314.05
5.3.60.0100.06313.93
5.3.50.0070.04713.62
5.3.40.0230.04313.95
5.3.30.0070.05713.68
5.3.20.0130.04713.46
5.3.10.0070.05013.49
5.3.00.0170.06313.54
5.2.170.0070.04311.25
5.2.160.0130.03711.00
5.2.150.0130.05311.17
5.2.140.0030.04711.13
5.2.130.0030.04711.11
5.2.120.0030.06011.00
5.2.110.0070.05710.93
5.2.100.0030.04311.08
5.2.90.0070.04010.98
5.2.80.0030.06010.97
5.2.70.0130.03710.96
5.2.60.0070.06011.06
5.2.50.0030.04710.90
5.2.40.0000.06011.01
5.2.30.0030.04710.71
5.2.20.0070.04710.95
5.2.10.0070.05310.94
5.2.00.0100.03310.68
5.1.60.0100.0439.94
5.1.50.0130.0279.80
5.1.40.0130.03710.20
5.1.30.0130.04010.48
5.1.20.0100.04310.50
5.1.10.0100.04710.20
5.1.00.0070.03310.01
5.0.50.0030.0278.57
5.0.40.0000.0338.34
5.0.30.0030.0608.24
5.0.20.0070.0278.33
5.0.10.0000.0408.13
5.0.00.0000.0538.12
4.4.90.0000.0277.27
4.4.80.0030.0207.27
4.4.70.0070.0277.27
4.4.60.0130.0177.27
4.4.50.0000.0237.27
4.4.40.0000.0377.27
4.4.30.0030.0237.27
4.4.20.0030.0207.27
4.4.10.0000.0237.27
4.4.00.0070.0407.27
4.3.110.0030.0307.27
4.3.100.0000.0337.27
4.3.90.0030.0207.27
4.3.80.0030.0407.27
4.3.70.0070.0207.27
4.3.60.0000.0337.27
4.3.50.0000.0277.27
4.3.40.0030.0407.27
4.3.30.0000.0277.27
4.3.20.0030.0207.27
4.3.10.0100.0177.27
4.3.00.0000.0237.39

preferences:
41.21 ms | 400 KiB | 5 Q