3v4l.org

run code in 300+ PHP versions simultaneously
<?php $couponHolder = array(); //$test = 'test'; $test = null; //$couponHolder['test'] = $test ? $test . '!' : null; $couponHolder['test'] = $test . '!' ?: null; print_r($couponHolder);

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)
8.3.60.0120.00618.30
8.3.50.0140.00521.08
8.3.40.0120.00618.73
8.3.30.0110.00318.58
8.3.20.0000.00918.55
8.3.10.0040.00421.05
8.3.00.0060.00321.66
8.2.180.0110.00416.50
8.2.170.0110.00422.96
8.2.160.0100.00320.29
8.2.150.0040.00424.18
8.2.140.0100.00324.66
8.2.130.0000.00826.16
8.2.120.0000.00821.00
8.2.110.0070.00420.23
8.2.100.0120.00017.78
8.2.90.0090.00019.20
8.2.80.0030.00517.97
8.2.70.0040.00717.63
8.2.60.0110.00317.55
8.2.50.0030.00618.07
8.2.40.0040.00418.09
8.2.30.0030.00419.34
8.2.20.0040.00417.75
8.2.10.0040.00417.61
8.2.00.0070.00317.73
8.1.280.0140.00025.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0030.00628.09
8.1.240.0030.00622.46
8.1.230.0090.00320.96
8.1.220.0070.00018.77
8.1.210.0040.00418.99
8.1.200.0060.00317.36
8.1.190.0040.00417.66
8.1.180.0000.00718.10
8.1.170.0050.00318.49
8.1.160.0040.00418.87
8.1.150.0040.00418.66
8.1.140.0000.00717.35
8.1.130.0030.00317.85
8.1.120.0000.00817.45
8.1.110.0000.00717.36
8.1.100.0040.00417.39
8.1.90.0040.00417.46
8.1.80.0040.00417.48
8.1.70.0070.00017.45
8.1.60.0040.00417.57
8.1.50.0000.00817.47
8.1.40.0000.00717.56
8.1.30.0070.00017.55
8.1.20.0060.00317.62
8.1.10.0040.00417.44
8.1.00.0060.00317.40
8.0.300.0030.00720.07
8.0.290.0000.00717.16
8.0.280.0040.00418.43
8.0.270.0070.00017.16
8.0.260.0000.00716.76
8.0.250.0030.00616.83
8.0.240.0000.00916.82
8.0.230.0000.00716.90
8.0.220.0000.00716.84
8.0.210.0030.00316.82
8.0.200.0060.00016.93
8.0.190.0070.00016.94
8.0.180.0000.00716.79
8.0.170.0030.00516.90
8.0.160.0040.00416.88
8.0.150.0040.00416.84
8.0.140.0040.00416.73
8.0.130.0050.00013.34
8.0.120.0050.00316.72
8.0.110.0080.00016.74
8.0.100.0050.00316.70
8.0.90.0040.00416.88
8.0.80.0000.01516.91
8.0.70.0040.00416.86
8.0.60.0040.00416.90
8.0.50.0040.00416.71
8.0.30.0140.00517.27
8.0.20.0120.01017.40
8.0.10.0040.00416.94
8.0.00.0110.01116.66
7.4.330.0050.00016.69
7.4.320.0000.00716.47
7.4.300.0030.00316.63
7.4.290.0000.00616.39
7.4.280.0030.00316.49
7.4.270.0060.00016.48
7.4.260.0050.00013.38
7.4.250.0050.00316.36
7.4.240.0000.00716.60
7.4.230.0040.00416.53
7.4.220.0100.01716.52
7.4.210.0080.00716.53
7.4.200.0000.00716.38
7.4.190.0070.00016.53
7.4.160.0230.00016.51
7.4.150.0030.01317.40
7.4.140.0140.00617.86
7.4.130.0060.01116.40
7.4.120.0110.00816.50
7.4.110.0170.00016.63
7.4.100.0130.00716.54
7.4.90.0120.00616.57
7.4.80.0190.00019.39
7.4.70.0030.01316.33
7.4.60.0060.01216.47
7.4.50.0050.00316.28
7.4.40.0040.01522.77
7.4.30.0090.00916.70
7.4.00.0060.00914.86
7.3.330.0050.00013.13
7.3.320.0030.00312.97
7.3.310.0030.00316.32
7.3.300.0050.00316.27
7.3.290.0070.01316.26
7.3.280.0120.00416.34
7.3.270.0130.00417.40
7.3.260.0110.01118.24
7.3.250.0130.00516.48
7.3.240.0130.00316.34
7.3.230.0140.00816.39
7.3.210.0130.00316.45
7.3.200.0040.01419.39
7.3.190.0030.01316.27
7.3.180.0100.00616.27
7.3.170.0000.01616.36
7.3.160.0060.00916.32
7.3.120.0040.01214.80
7.2.330.0110.01116.27
7.2.320.0070.01216.65
7.2.310.0090.01316.73
7.2.300.0090.00616.58
7.2.290.0000.01716.69
7.2.00.0060.01019.04
7.1.200.0000.01315.84
7.1.100.0040.00717.75
7.1.70.0030.00717.19
7.1.60.0030.01017.37
7.1.50.0040.00716.96
7.1.40.0060.00916.58
7.1.30.0100.00316.65
7.1.20.0070.00316.68
7.1.10.0060.00316.64
7.1.00.0000.01016.80
7.0.200.0070.00016.88
7.0.190.0040.01116.47
7.0.180.0040.00416.22
7.0.170.0000.00716.26
7.0.160.0040.00816.18
7.0.150.0000.00916.32
7.0.140.0030.00716.29
7.0.130.0080.00016.65
7.0.120.0000.00816.61
7.0.110.0030.00716.43
7.0.100.0030.00616.35
7.0.90.0060.00616.28
7.0.80.0060.00616.54
7.0.70.0000.00916.51
7.0.60.0090.00016.18
7.0.50.0030.00716.25
7.0.40.0040.00415.49
7.0.30.0060.00315.49
7.0.20.0000.00915.49
7.0.10.0000.01015.49
7.0.00.0040.00715.49
5.6.300.0070.04620.82
5.6.290.0070.07120.96
5.6.280.0060.04120.86
5.6.270.0030.04121.02
5.6.260.0070.04620.98
5.6.250.0070.04021.03
5.6.240.0000.04520.91
5.6.230.0030.04220.92
5.6.220.0030.04020.89
5.6.210.0070.06520.93
5.6.200.0160.04920.90
5.6.190.0070.05120.98
5.6.180.0000.04721.01
5.6.170.0200.05120.70
5.6.160.0100.08020.89
5.6.150.0000.05020.79
5.6.140.0420.03620.77
5.6.130.0000.06420.96
5.6.120.0160.07220.89
5.6.110.0030.05120.94
5.6.100.0100.04320.93
5.6.90.0130.03520.98
5.6.80.0000.04620.18
5.6.70.0140.05520.22
5.6.60.0240.03520.35
5.6.50.0060.03420.36
5.6.40.0030.04220.37
5.6.30.0030.04020.35
5.6.20.0030.04220.30
5.6.10.0060.03520.25
5.6.00.0030.04420.14
5.5.380.0070.03617.45
5.5.370.0030.08517.46
5.5.360.0100.03217.45
5.5.350.0070.03717.58
5.5.340.0070.06218.07
5.5.330.0030.05718.03
5.5.320.0000.05218.11
5.5.310.0260.02918.06
5.5.300.0000.04418.03
5.5.290.0030.03918.02
5.5.280.0130.03617.97
5.5.270.0070.03717.83
5.5.260.0060.03817.99
5.5.250.0030.04517.87
5.5.240.0030.04617.35
5.5.230.0000.04117.44
5.5.220.0000.05117.49
5.5.210.0030.04817.41
5.5.200.0130.03317.38
5.5.190.0030.04817.35
5.5.180.0030.06417.38
5.5.160.0000.03917.05
5.5.150.0030.05217.31
5.5.140.0030.04317.38
5.5.130.0030.03917.46
5.5.120.0000.04117.43
5.5.110.0030.06017.20
5.5.100.0070.05117.42
5.5.90.0070.07617.28
5.5.80.0130.05317.25
5.5.70.0030.05516.98
5.5.60.0140.03417.30
5.5.50.0000.06217.26
5.5.40.0030.04017.27
5.5.30.0060.05417.30
5.5.20.0030.03817.18
5.5.10.0000.05317.25
5.5.00.0030.05516.96
5.4.450.0070.06519.17
5.4.440.0070.04719.21
5.4.430.0000.07019.39
5.4.420.0030.04419.39
5.4.410.0030.04719.28
5.4.400.0130.03619.02
5.4.390.0030.05019.14
5.4.380.0030.04019.06
5.4.370.0100.03619.07
5.4.360.0000.05019.07
5.4.350.0230.04218.86
5.4.340.0100.04418.92
5.4.320.0000.04618.89
5.4.310.0030.04219.12
5.4.300.0000.05019.14
5.4.290.0070.03719.05
5.4.280.0030.08019.10
5.4.270.0000.04018.86
5.4.260.0070.04019.14
5.4.250.0070.07919.16
5.4.240.0030.03718.98
5.4.230.0030.03719.04
5.4.220.0130.05319.13
5.4.210.0000.04019.05
5.4.200.0070.04318.85
5.4.190.0030.03918.99
5.4.180.0040.03619.05
5.4.170.0070.05119.16
5.4.160.0000.06319.13
5.4.150.0070.04419.15
5.4.140.0040.03616.61
5.4.130.0030.06416.55
5.4.120.0070.03316.68
5.4.110.0100.05816.36
5.4.100.0070.03316.70
5.4.90.0070.05816.46
5.4.80.0030.05816.49
5.4.70.0070.06216.54
5.4.60.0100.06316.39
5.4.50.0230.03316.55
5.4.40.0030.04016.39
5.4.30.0170.03116.59
5.4.20.0060.03116.58
5.4.10.0030.08416.55
5.4.00.0030.03916.05
5.3.290.0030.07915.49
5.3.280.0000.04115.49
5.3.270.0000.03915.49
5.3.260.0030.07715.49
5.3.250.0030.04015.49
5.3.240.0000.06015.49
5.3.230.0270.03015.49
5.3.220.0070.05915.49
5.3.210.0000.04315.49
5.3.200.0030.07115.49
5.3.190.0070.04115.49
5.3.180.0070.04515.49
5.3.170.0070.07215.49
5.3.160.0140.06415.49
5.3.150.0030.04015.49
5.3.140.0030.04515.49
5.3.130.0140.03815.49
5.3.120.0000.04215.49
5.3.110.0070.04915.49
5.3.100.0000.04115.49
5.3.90.0000.04115.49
5.3.80.0000.03915.49
5.3.70.0000.03715.49
5.3.60.0000.07615.49
5.3.50.0030.03615.49
5.3.40.0030.06015.49
5.3.30.0030.04315.49
5.3.20.0000.03715.49
5.3.10.0070.06315.49
5.3.00.0000.04715.49
5.2.170.0000.05315.49
5.2.160.0000.03415.49
5.2.150.0030.06715.49
5.2.140.0000.03115.49
5.2.130.0000.04115.49
5.2.120.0030.02815.49
5.2.110.0030.03815.49
5.2.100.0030.03615.49
5.2.90.0030.02715.49
5.2.80.0070.03415.49
5.2.70.0000.05515.49
5.2.60.0040.03215.49
5.2.50.0060.02615.49
5.2.40.0030.02715.49
5.2.30.0000.05015.49
5.2.20.0000.03315.49
5.2.10.0070.05315.49
5.2.00.0030.03115.49
5.1.60.0000.02615.49
5.1.50.0030.02615.49
5.1.40.0030.02215.49
5.1.30.0030.06015.49
5.1.20.0030.03815.49
5.1.10.0060.02115.49
5.1.00.0030.02615.49
5.0.50.0000.02215.49
5.0.40.0000.03715.49
5.0.30.0030.03215.49
5.0.20.0060.02215.49
5.0.10.0000.02315.49
5.0.00.0030.03115.49
4.4.90.0070.01715.49
4.4.80.0070.01715.49
4.4.70.0000.01615.49
4.4.60.0070.01815.49
4.4.50.0000.02715.49
4.4.40.0000.04915.49
4.4.30.0000.02915.49
4.4.20.0030.01615.49
4.4.10.0000.01615.49
4.4.00.0000.02815.49
4.3.110.0000.01815.49
4.3.100.0000.03615.49
4.3.90.0030.01715.49
4.3.80.0000.02815.49
4.3.70.0030.01515.49
4.3.60.0000.03615.49
4.3.50.0000.03915.49
4.3.40.0030.04915.49
4.3.30.0000.01715.49
4.3.20.0030.01915.49
4.3.10.0030.01915.49
4.3.00.0070.01515.49

preferences:
38.61 ms | 401 KiB | 5 Q