3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = new DateTime(); if(!empty($var)) { echo 'not empty'; } else { echo 'empty'; }

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)
8.3.60.0150.00618.43
8.3.50.0120.00722.08
8.3.40.0040.01118.92
8.3.30.0100.00718.59
8.3.20.0000.00818.82
8.3.10.0030.00620.65
8.3.00.0080.00021.69
8.2.180.0040.01116.75
8.2.170.0100.00622.96
8.2.160.0100.00320.39
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00819.48
8.2.110.0070.00422.25
8.2.100.0090.00318.03
8.2.90.0050.00219.34
8.2.80.0070.00017.97
8.2.70.0080.00017.75
8.2.60.0060.00317.80
8.2.50.0030.00618.07
8.2.40.0000.00818.16
8.2.30.0060.00319.86
8.2.20.0000.00717.72
8.2.10.0040.00417.77
8.2.00.0030.00717.97
8.1.280.0090.00625.92
8.1.270.0040.00423.99
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0090.00022.41
8.1.230.0070.00420.93
8.1.220.0090.00018.77
8.1.210.0030.00618.96
8.1.200.0100.00017.47
8.1.190.0000.00717.54
8.1.180.0040.00418.10
8.1.170.0040.00418.78
8.1.160.0070.00018.88
8.1.150.0040.00418.82
8.1.140.0050.00317.59
8.1.130.0000.00817.87
8.1.120.0000.01017.64
8.1.110.0070.00017.68
8.1.100.0000.00817.57
8.1.90.0070.00017.54
8.1.80.0000.00717.55
8.1.70.0000.00717.57
8.1.60.0040.00417.70
8.1.50.0030.00517.57
8.1.40.0030.00517.70
8.1.30.0040.00417.68
8.1.20.0060.00317.66
8.1.10.0050.00217.63
8.1.00.0000.00817.59
8.0.300.0030.00520.02
8.0.290.0000.00817.30
8.0.280.0000.00818.43
8.0.270.0030.00317.27
8.0.260.0000.00717.02
8.0.250.0040.00417.14
8.0.240.0000.00717.20
8.0.230.0000.00717.10
8.0.220.0030.00317.00
8.0.210.0030.00317.11
8.0.200.0000.00717.16
8.0.190.0000.00717.14
8.0.180.0040.00416.99
8.0.170.0000.00917.06
8.0.160.0040.00417.11
8.0.150.0080.00017.00
8.0.140.0040.00417.04
8.0.130.0030.00313.48
8.0.120.0040.00416.93
8.0.110.0000.00717.06
8.0.100.0000.00717.09
8.0.90.0000.00717.02
8.0.80.0070.01017.09
8.0.70.0000.00717.14
8.0.60.0000.00717.13
8.0.50.0000.00817.08
8.0.30.0060.01217.39
8.0.20.0140.00517.40
8.0.10.0000.00817.27
8.0.00.0090.00816.88
7.4.330.0000.00713.43
7.4.320.0000.00616.62
7.4.300.0000.00616.62
7.4.290.0030.00316.63
7.4.280.0000.00716.62
7.4.270.0000.00716.59
7.4.260.0030.00313.27
7.4.250.0070.00016.50
7.4.240.0070.00016.55
7.4.230.0000.00716.83
7.4.220.0070.01016.52
7.4.210.0110.00616.64
7.4.200.0000.00816.76
7.4.190.0000.00716.55
7.4.160.0080.00816.76
7.4.150.0030.01317.40
7.4.140.0110.00817.86
7.4.130.0100.00716.64
7.4.120.0120.00816.69
7.4.110.0060.01216.57
7.4.100.0090.01216.58
7.4.90.0100.00716.53
7.4.80.0140.00719.04
7.4.70.0130.00916.48
7.4.60.0090.00916.57
7.4.50.0040.00416.34
7.4.40.0110.00422.27
7.4.30.0120.00916.44
7.4.00.0130.00015.18
7.3.330.0000.00613.00
7.3.320.0000.00613.16
7.3.310.0000.00716.35
7.3.300.0030.00316.11
7.3.290.0030.01116.26
7.3.280.0120.00416.29
7.3.270.0040.01317.40
7.3.260.0070.01018.24
7.3.250.0070.01016.55
7.3.240.0110.01116.34
7.3.230.0000.01716.39
7.3.210.0060.01616.40
7.3.200.0120.00919.39
7.3.190.0060.00916.61
7.3.180.0070.00716.49
7.3.170.0120.00816.54
7.3.160.0130.00316.45
7.3.120.0040.01114.98
7.3.10.0000.01216.52
7.3.00.0090.00416.23
7.2.330.0050.01316.55
7.2.320.0150.00316.67
7.2.310.0170.00716.68
7.2.300.0110.00716.72
7.2.290.0110.00716.55
7.2.130.0110.00517.01
7.2.120.0080.00616.41
7.2.110.0080.00316.79
7.2.100.0090.01416.79
7.2.90.0130.00616.93
7.2.80.0110.00716.74
7.2.70.0090.00716.78
7.2.60.0060.01217.00
7.2.50.0180.00416.75
7.2.40.0170.00317.09
7.2.30.0040.01716.67
7.2.20.0090.00916.73
7.2.10.0140.00316.42
7.2.00.0120.00918.21
7.1.250.0080.00615.66
7.1.200.0000.01315.81
7.1.100.0000.01418.14
7.1.70.0080.00317.19
7.1.60.0110.01419.40
7.1.50.0000.02116.86
7.1.00.0000.06322.40
7.0.200.0000.00716.84
7.0.140.0000.06722.18
7.0.70.0000.04321.65
7.0.60.0000.04021.66
7.0.50.0070.03722.12
7.0.40.0070.07320.05
7.0.30.0030.04020.17
7.0.20.0030.05020.19
7.0.10.0000.05020.14
7.0.00.0070.03720.04
5.6.280.0070.06720.77
5.6.210.0000.04020.55
5.6.200.0000.04721.03
5.6.190.0070.08321.13
5.6.180.0100.05721.07
5.6.170.0070.05021.16
5.6.160.0030.03321.10
5.6.150.0030.05321.01
5.6.140.0070.03721.09
5.6.130.0070.04320.94
5.6.120.0030.04021.06
5.6.110.0070.04021.12
5.6.100.0000.04321.06
5.6.90.0000.03721.07
5.6.80.0030.03020.51
5.6.70.0030.03020.41
5.6.60.0030.03020.39
5.6.50.0000.03320.45
5.6.40.0070.03720.39
5.6.30.0030.03320.34
5.6.20.0070.08720.37
5.6.10.0000.08020.48
5.6.00.0030.08720.27
5.5.350.0000.04320.33
5.5.340.0000.04320.90
5.5.330.0100.08020.88
5.5.320.0070.05320.80
5.5.310.0030.04020.79
5.5.300.0100.03320.78
5.5.290.0000.04320.91
5.5.280.0000.04720.79
5.5.270.0000.03720.88
5.5.260.0070.03020.91
5.5.250.0030.03020.66
5.5.240.0000.03320.26
5.5.230.0030.03020.25
5.5.220.0000.03320.09
5.5.210.0030.03020.29
5.5.200.0000.03720.17
5.5.190.0000.03319.98
5.5.180.0000.06020.25
5.5.160.0000.07319.94
5.5.150.0000.08020.16
5.5.140.0030.07320.09
5.5.130.0130.06720.16
5.5.120.0000.06720.23
5.5.110.0030.03720.16
5.5.100.0100.06320.07
5.5.90.0070.07320.12
5.5.80.0030.07319.94
5.5.70.0000.08020.11
5.5.60.0070.05320.05
5.5.50.0130.07020.03
5.5.40.0030.07320.10
5.5.30.0000.07720.12
5.5.20.0000.08320.01
5.5.10.0070.07020.07
5.5.00.0000.07720.11
5.4.450.0030.03719.55
5.4.440.0000.03319.34
5.4.430.0000.04019.34
5.4.420.0030.03019.41
5.4.410.0000.03019.22
5.4.400.0070.02718.94
5.4.390.0000.03318.81
5.4.380.0030.02718.94
5.4.370.0000.03019.03
5.4.360.0000.03318.79
5.4.350.0000.03719.14
5.4.340.0100.05319.05
5.4.320.0000.08718.96
5.4.310.0000.08718.79
5.4.300.0000.06319.22
5.4.290.0070.06719.23
5.4.280.0030.07018.94
5.4.270.0000.07319.02
5.4.260.0100.07019.03
5.4.250.0030.07719.24
5.4.240.0000.07719.04
5.4.230.0030.08018.89
5.4.220.0000.08319.09
5.4.210.0030.05719.23
5.4.200.0030.05018.97
5.4.190.0000.07719.05
5.4.180.0030.07319.11
5.4.170.0070.07019.05
5.4.160.0070.07718.93
5.4.150.0030.07319.03
5.4.140.0070.07016.29
5.4.130.0030.07016.36
5.4.120.0030.07716.07
5.4.110.0130.06316.32
5.4.100.0000.06716.26
5.4.90.0030.07316.36
5.4.80.0030.05016.27
5.4.70.0000.03716.35
5.4.60.0070.06016.39
5.4.50.0100.06316.42
5.4.40.0070.07316.39
5.4.30.0030.07316.20
5.4.20.0000.07716.35
5.4.10.0130.06316.27
5.4.00.0070.06715.74
5.3.290.0000.08014.67
5.3.280.0030.08014.54
5.3.270.0000.07314.55
5.3.260.0030.07314.46
5.3.250.0100.06314.58
5.3.240.0030.07714.44
5.3.230.0030.07714.57
5.3.220.0070.07014.38
5.3.210.0000.06714.55
5.3.200.0030.06314.42
5.3.190.0000.07314.55
5.3.180.0030.07714.55
5.3.170.0000.04314.49
5.3.160.0070.07714.57
5.3.150.0070.07014.41
5.3.140.0030.07314.52
5.3.130.0070.06314.52
5.3.120.0030.07314.50
5.3.110.0000.07014.52
5.3.100.0000.08013.87
5.3.90.0030.07014.02
5.3.80.0000.05714.00
5.3.70.0100.05013.99
5.3.60.0000.06714.00
5.3.50.0100.06313.92
5.3.40.0030.07313.88
5.3.30.0000.05013.85
5.3.20.0070.06713.65
5.3.10.0000.04313.64
5.3.00.0000.07313.49
5.2.170.0030.04711.00
5.2.160.0100.04010.93
5.2.150.0100.05710.96
5.2.140.0070.06010.96
5.2.130.0030.06011.08
5.2.120.0000.05711.15
5.2.110.0000.04311.09
5.2.100.0030.04711.02
5.2.90.0030.05311.12
5.2.80.0070.05711.08
5.2.70.0030.05011.16
5.2.60.0000.06011.04
5.2.50.0070.02710.94
5.2.40.0030.03010.99
5.2.30.0030.03010.96
5.2.20.0070.04710.95
5.2.10.0000.05010.77
5.2.00.0100.05710.72
5.1.60.0070.05010.02
5.1.50.0070.0539.98
5.1.40.0030.0379.98
5.1.30.0030.06010.33
5.1.20.0000.03010.40
5.1.10.0000.0539.95
5.1.00.0000.05310.07
5.0.50.0070.0478.38
5.0.40.0000.0378.40
5.0.30.0000.0538.28
5.0.20.0000.0438.28
5.0.10.0000.0438.28
5.0.00.0000.0638.28
4.4.90.0000.0208.28
4.4.80.0070.0308.28
4.4.70.0000.0378.28
4.4.60.0030.0378.28
4.4.50.0000.0208.28
4.4.40.0000.0308.28
4.4.30.0000.0178.28
4.4.20.0000.0438.28
4.4.10.0030.0178.28
4.4.00.0000.0578.28
4.3.110.0000.0278.28
4.3.100.0030.0338.28
4.3.90.0030.0308.28
4.3.80.0000.0278.28
4.3.70.0000.0338.28
4.3.60.0000.0338.28
4.3.50.0000.0338.28
4.3.40.0000.0538.28
4.3.30.0000.0378.28
4.3.20.0070.0308.28
4.3.10.0100.0278.28
4.3.00.0000.0378.28

preferences:
54.01 ms | 401 KiB | 5 Q