3v4l.org

run code in 300+ PHP versions simultaneously
<?php function dateCompare($a, $b) { $t1 = strtotime($a); $t2 = strtotime($b); return $t1 - $t2; } print dateCompare('2013-12-02', '2013-12-06').'\r\n'; print dateCompare('2013-12-02', '2013-12-06')/(60*60*24); print 60*60*24;

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)
8.3.40.0100.01018.97
8.3.30.0080.01219.13
8.3.20.0000.00720.30
8.3.10.0080.00022.15
8.3.00.0040.00422.29
8.2.170.0030.01422.96
8.2.160.0100.00319.28
8.2.150.0090.00024.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0080.00417.59
8.2.110.0100.00022.32
8.2.100.0090.00317.86
8.2.90.0000.00919.16
8.2.80.0090.00018.04
8.2.70.0080.00017.75
8.2.60.0030.00618.05
8.2.50.0080.00018.07
8.2.40.0040.00418.22
8.2.30.0000.00718.03
8.2.20.0000.00917.83
8.2.10.0040.00417.93
8.2.00.0060.00317.77
8.1.270.0040.00422.02
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0160.00023.83
8.1.230.0030.00719.13
8.1.220.0040.00417.79
8.1.210.0080.00018.77
8.1.200.0060.00317.38
8.1.190.0030.00617.52
8.1.180.0040.00418.73
8.1.170.0000.01018.59
8.1.160.0000.00822.07
8.1.150.0000.00718.77
8.1.140.0060.00317.59
8.1.130.0030.00317.81
8.1.120.0030.00317.68
8.1.110.0040.00417.62
8.1.100.0000.00717.51
8.1.90.0070.00017.62
8.1.80.0050.00217.54
8.1.70.0070.00017.56
8.1.60.0030.00617.75
8.1.50.0000.00717.54
8.1.40.0000.00717.54
8.1.30.0000.00717.73
8.1.20.0050.00317.61
8.1.10.0080.00017.52
8.1.00.0040.00417.47
8.0.300.0050.00218.77
8.0.290.0050.00217.05
8.0.280.0000.00818.58
8.0.270.0000.00717.23
8.0.260.0080.00016.88
8.0.250.0070.00017.08
8.0.240.0080.00317.02
8.0.230.0000.00717.10
8.0.220.0030.00317.08
8.0.210.0000.00716.96
8.0.200.0030.00317.11
8.0.190.0040.00417.11
8.0.180.0000.00717.02
8.0.170.0080.00017.01
8.0.160.0030.00517.01
8.0.150.0000.00716.91
8.0.140.0030.00717.00
8.0.130.0000.00513.43
8.0.120.0050.00316.93
8.0.110.0050.00317.02
8.0.100.0070.00016.91
8.0.90.0000.00816.90
8.0.80.0140.00716.96
8.0.70.0000.00716.97
8.0.60.0040.00417.07
8.0.50.0040.00417.06
8.0.30.0050.01416.94
8.0.20.0090.00917.45
8.0.10.0040.00417.19
8.0.00.0130.00616.81
7.4.330.0050.00015.00
7.4.320.0070.00016.46
7.4.300.0030.00316.66
7.4.290.0030.00316.63
7.4.280.0030.00316.75
7.4.270.0030.00316.74
7.4.260.0040.00416.62
7.4.250.0040.00416.68
7.4.240.0040.00416.73
7.4.230.0030.00316.83
7.4.220.0140.01116.75
7.4.210.0060.01016.79
7.4.200.0000.00716.74
7.4.190.0000.00716.63
7.4.160.0060.01016.73
7.4.150.0070.01017.40
7.4.140.0100.00717.86
7.4.130.0170.00216.64
7.4.120.0120.00516.67
7.4.110.0000.01716.40
7.4.100.0030.01416.64
7.4.90.0060.01116.61
7.4.80.0130.00919.39
7.4.70.0120.00916.57
7.4.60.0120.00316.71
7.4.50.0000.00816.80
7.4.40.0090.00522.77
7.4.30.0140.00316.66
7.4.00.0030.01414.82
7.3.330.0050.00013.24
7.3.320.0000.00513.39
7.3.310.0000.00716.46
7.3.300.0000.00716.41
7.3.290.0100.00316.41
7.3.280.0070.01016.43
7.3.270.0110.01217.40
7.3.260.0120.00616.66
7.3.250.0110.00916.62
7.3.240.0160.00016.56
7.3.230.0090.00916.79
7.3.210.0030.01316.50
7.3.200.0030.01216.55
7.3.190.0120.00916.48
7.3.180.0070.01016.73
7.3.170.0150.00616.73
7.3.160.0160.00616.64
7.3.120.0030.01015.21
7.3.10.0040.01116.83
7.3.00.0110.00416.79
7.2.330.0070.01116.82
7.2.320.0100.00717.00
7.2.310.0120.00816.64
7.2.300.0110.00616.67
7.2.290.0040.01416.76
7.2.130.0030.01016.85
7.2.120.0090.00917.05
7.2.110.0060.00616.90
7.2.100.0030.01016.97
7.2.90.0030.00717.11
7.2.80.0030.01017.18
7.2.70.0120.00617.21
7.2.60.0110.00616.93
7.2.50.0090.00917.14
7.2.40.0120.00417.02
7.2.30.0000.01517.15
7.2.20.0130.01016.92
7.2.10.0000.01217.00
7.2.00.0020.01218.46
7.1.250.0070.01015.96
7.1.200.0040.01115.85
7.1.100.0070.00718.12
7.1.70.0030.00517.16
7.1.60.0220.00319.82
7.1.50.0000.01417.18
7.1.00.0070.04022.31
7.0.200.0000.00717.01
7.0.140.0030.07322.15
7.0.110.0170.07719.90
7.0.100.0130.08020.00
7.0.90.0130.08319.93
7.0.80.0130.08319.86
7.0.70.0170.05019.87
7.0.60.0200.08019.88
7.0.50.0130.05320.25
7.0.40.0030.08320.29
7.0.30.0070.08020.04
7.0.20.0100.07320.05
7.0.10.0070.05720.26
7.0.00.0070.07720.03
5.6.280.0070.07021.13
5.6.260.0070.07720.68
5.6.250.0130.06720.69
5.6.240.0030.05020.59
5.6.230.0030.08020.64
5.6.220.0070.08320.60
5.6.210.0100.08720.54
5.6.200.0130.08321.03
5.6.190.0200.07021.27
5.6.180.0100.08021.15
5.6.170.0100.08021.14
5.6.160.0170.07320.98
5.6.150.0170.06720.95
5.6.140.0100.06021.02
5.6.130.0130.08021.14
5.6.120.0000.04721.09
5.6.110.0100.08020.95
5.6.100.0070.08321.14
5.6.90.0130.07321.13
5.6.80.0130.07720.44
5.6.70.0130.06020.43
5.6.60.0070.07720.64
5.6.50.0030.06320.48
5.6.40.0100.06020.57
5.6.30.0030.08020.30
5.6.20.0100.07720.34
5.6.10.0130.07020.64
5.6.00.0130.07020.39
5.5.380.0130.04320.32
5.5.370.0000.07720.21
5.5.360.0030.08320.51
5.5.350.0030.08720.40
5.5.340.0130.07720.96
5.5.330.0000.04720.91
5.5.320.0030.08720.87
5.5.310.0130.07320.90
5.5.300.0070.08320.74
5.5.290.0000.07020.96
5.5.280.0070.08720.78
5.5.270.0070.08720.88
5.5.260.0170.07720.89
5.5.250.0070.07720.76
5.5.240.0070.08020.20
5.5.230.0100.07720.19
5.5.220.0100.07720.39
5.5.210.0070.08320.41
5.5.200.0230.03320.09
5.5.190.0130.05720.13
5.5.180.0100.08020.34
5.5.160.0070.07720.30
5.5.150.0030.08720.33
5.5.140.0170.06320.16
5.5.130.0100.04320.13
5.5.120.0100.08020.19
5.5.110.0000.08720.28
5.5.100.0030.08020.15
5.5.90.0000.08720.23
5.5.80.0100.07320.14
5.5.70.0070.07019.97
5.5.60.0100.04020.25
5.5.50.0100.07020.26
5.5.40.0130.07019.97
5.5.30.0100.07320.20
5.5.20.0130.06720.24
5.5.10.0070.08020.06
5.5.00.0030.04020.15
5.4.450.0200.07019.34
5.4.440.0170.06719.34
5.4.430.0130.07319.50
5.4.420.0070.07319.30
5.4.410.0030.06319.39
5.4.400.0100.07019.19
5.4.390.0000.08719.09
5.4.380.0070.07318.97
5.4.370.0130.06719.00
5.4.360.0070.06319.27
5.4.350.0100.07319.23
5.4.340.0100.07319.17
5.4.320.0030.07019.01
5.4.310.0130.07319.11
5.4.300.0070.05019.24
5.4.290.0100.05319.02
5.4.280.0100.06019.24
5.4.270.0200.06019.01
5.4.260.0170.06019.06
5.4.250.0100.07319.17
5.4.240.0030.07719.23
5.4.230.0100.04019.22
5.4.220.0030.07719.17
5.4.210.0200.04019.13
5.4.200.0230.06019.22
5.4.190.0030.07719.02
5.4.180.0130.07319.08
5.4.170.0070.05018.98
5.4.160.0030.06318.99
5.4.150.0100.07318.93
5.4.140.0030.04316.50
5.4.130.0030.07316.59
5.4.120.0100.06716.55
5.4.110.0100.07016.65
5.4.100.0100.07016.57
5.4.90.0100.07016.55
5.4.80.0100.07716.55
5.4.70.0030.06316.48
5.4.60.0030.06716.48
5.4.50.0100.06016.40
5.4.40.0070.07716.58
5.4.30.0070.07016.53
5.4.20.0000.08016.34
5.4.10.0200.07016.47
5.4.00.0130.07015.91
5.3.290.0070.07714.80
5.3.280.0030.08014.45
5.3.270.0000.04014.56
5.3.260.0100.08014.69
5.3.250.0030.07014.73
5.3.240.0070.07014.61
5.3.230.0130.07014.45
5.3.220.0170.06314.55
5.3.210.0030.07714.58
5.3.200.0100.07014.54
5.3.190.0070.04014.58
5.3.180.0100.07714.69
5.3.170.0070.07314.66
5.3.160.0170.06014.54
5.3.150.0030.05014.57
5.3.140.0100.03714.56
5.3.130.0000.07714.58
5.3.120.0030.08014.50
5.3.110.0100.05714.56
5.3.100.0100.06314.18
5.3.90.0070.07714.11
5.3.80.0070.07314.02
5.3.70.0100.06714.03
5.3.60.0030.07713.98
5.3.50.0000.07713.96
5.3.40.0100.06314.01
5.3.30.0070.07714.04
5.3.20.0030.08313.76
5.3.10.0070.07013.66
5.3.00.0030.07713.73
5.2.170.0030.05312.04
5.2.160.0030.06012.04
5.2.150.0000.06712.04
5.2.140.0070.05712.04
5.2.130.0000.04012.04
5.2.120.0030.06012.04
5.2.110.0000.04012.04
5.2.100.0100.03012.04
5.2.90.0170.04712.04
5.2.80.0070.06012.04
5.2.70.0070.04012.04
5.2.60.0030.05712.04
5.2.50.0070.05312.04
5.2.40.0100.05712.04
5.2.30.0070.03712.04
5.2.20.0070.06312.04
5.2.10.0070.05712.04
5.2.00.0030.06012.04
5.1.60.0000.03712.04
5.1.50.0070.05012.04
5.1.40.0070.05712.04
5.1.30.0070.04712.04
5.1.20.0070.05312.04
5.1.10.0070.05312.04
5.1.00.0070.04012.04
5.0.50.0070.04312.04
5.0.40.0000.04712.04
5.0.30.0070.06312.04
5.0.20.0030.02312.04
5.0.10.0070.04012.04
5.0.00.0030.06312.04
4.4.90.0130.02312.04
4.4.80.0000.03312.04
4.4.70.0070.03312.04
4.4.60.0070.03312.04
4.4.50.0130.02312.04
4.4.40.0030.03712.04
4.4.30.0000.03712.04
4.4.20.0030.03712.04
4.4.10.0000.02312.04
4.4.00.0000.05712.04
4.3.110.0030.02312.04
4.3.100.0070.03312.04
4.3.90.0030.03712.04
4.3.80.0000.05712.04
4.3.70.0030.03012.04
4.3.60.0030.02012.04
4.3.50.0030.03312.04
4.3.40.0030.04712.04
4.3.30.0000.03712.04
4.3.20.0000.03012.04
4.3.10.0000.03712.04
4.3.00.0000.03312.04

preferences:
59.93 ms | 400 KiB | 5 Q