3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['bar' => '42']; var_dump($a['foo'] ?? 42); var_dump($a['bar'] ?? 42); var_dump((int) $a['foo'] ?? 42); var_dump((int) $a['bar'] ?? 42); var_dump((int)($a['foo'] ?? 42)); var_dump((int)($a['bar'] ?? 42));

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)
8.3.60.0040.01218.36
8.3.50.0120.00318.18
8.3.40.0070.01118.69
8.3.30.0100.00718.77
8.3.20.0050.00319.16
8.3.10.0050.00321.82
8.3.00.0000.00719.26
8.2.180.0140.00318.18
8.2.170.0070.01422.96
8.2.160.0070.00720.22
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00722.12
8.2.120.0070.00026.35
8.2.110.0030.00720.58
8.2.100.0060.00617.72
8.2.90.0050.00517.88
8.2.80.0060.00318.90
8.2.70.0060.00317.91
8.2.60.0000.00718.16
8.2.50.0040.00419.39
8.2.40.0060.00321.13
8.2.30.0050.00519.25
8.2.20.0000.00717.95
8.2.10.0040.00417.89
8.2.00.0050.00217.57
8.1.280.0090.00625.92
8.1.270.0040.00423.88
8.1.260.0080.00028.09
8.1.250.0000.00828.09
8.1.240.0030.00623.77
8.1.230.0040.00720.88
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0060.00317.10
8.1.180.0040.00419.03
8.1.170.0030.00620.29
8.1.160.0000.00718.76
8.1.150.0040.00420.23
8.1.140.0070.00019.59
8.1.130.0040.00417.78
8.1.120.0030.00317.33
8.1.110.0030.00517.39
8.1.100.0050.00317.38
8.1.90.0030.00517.41
8.1.80.0030.00517.43
8.1.70.0060.00317.38
8.1.60.0000.00717.56
8.1.50.0040.00417.57
8.1.40.0030.00517.42
8.1.30.0000.00817.71
8.1.20.0040.00417.61
8.1.10.0050.00217.39
8.1.00.0000.00717.44
8.0.300.0000.00718.77
8.0.290.0060.00316.63
8.0.280.0070.00018.40
8.0.270.0000.00817.23
8.0.260.0050.00217.09
8.0.250.0050.00316.99
8.0.240.0040.00416.95
8.0.230.0040.00416.98
8.0.220.0000.00716.93
8.0.210.0070.00016.91
8.0.200.0030.00316.98
8.0.190.0050.00316.97
8.0.180.0080.00016.88
8.0.170.0060.00316.91
8.0.160.0040.00416.88
8.0.150.0000.00716.76
8.0.140.0040.00416.84
8.0.130.0080.00013.33
8.0.120.0000.00816.82
8.0.110.0000.00816.79
8.0.100.0000.00716.72
8.0.90.0000.00816.77
8.0.80.0100.00716.79
8.0.70.0030.00316.95
8.0.60.0030.00416.95
8.0.50.0000.00716.70
8.0.30.0090.00816.84
8.0.20.0080.01217.40
8.0.10.0000.00817.08
8.0.00.0150.00916.54
7.4.330.0030.00315.55
7.4.320.0000.00816.61
7.4.300.0000.00616.50
7.4.290.0050.00216.52
7.4.280.0000.00916.36
7.4.270.0000.00716.41
7.4.260.0070.00016.51
7.4.250.0000.00716.58
7.4.240.0040.00416.54
7.4.230.0070.00016.71
7.4.220.0150.01216.63
7.4.210.0030.01616.52
7.4.200.0080.00016.72
7.4.160.0090.00816.35
7.4.150.0130.00417.40
7.4.140.0130.00817.86
7.4.130.0100.01116.62
7.4.120.0120.00716.52
7.4.110.0090.01516.55
7.4.100.0130.00616.49
7.4.90.0030.01316.58
7.4.80.0150.00819.39
7.4.70.0090.00916.41
7.4.60.0070.01016.74
7.4.50.0080.00516.46
7.4.40.0100.00616.65
7.4.30.0100.00716.35
7.4.00.0090.00614.98
7.3.330.0030.00313.05
7.3.320.0030.00313.21
7.3.310.0040.00416.21
7.3.300.0040.00416.33
7.3.290.0060.00816.32
7.3.280.0110.00616.33
7.3.270.0040.01417.40
7.3.260.0110.00816.33
7.3.250.0100.00916.40
7.3.240.0080.01216.53
7.3.230.0120.00916.39
7.3.210.0150.00916.34
7.3.200.0080.01016.54
7.3.190.0140.00516.45
7.3.180.0060.01016.31
7.3.170.0090.00616.48
7.3.160.0100.00616.47
7.2.330.0110.00716.59
7.2.320.0090.00916.73
7.2.310.0090.00916.68
7.2.300.0060.01216.57
7.2.290.0070.01016.40
7.2.60.0230.00416.73
7.2.50.0060.00616.65
7.2.00.0070.00719.54
7.1.200.0060.00615.88
7.1.70.0040.00416.95
7.1.60.0000.01117.12
7.1.50.0100.01016.93
7.1.00.0370.08020.64
7.0.200.0030.01416.75
7.0.130.0230.07720.27
7.0.120.0400.07320.25
7.0.110.0300.07020.27
7.0.100.0200.06720.22
7.0.90.0330.07720.27
7.0.80.0470.07320.31
7.0.70.0270.06320.15
7.0.60.0370.06320.27
7.0.50.0600.07020.41
7.0.40.0500.06720.16
7.0.30.0330.05320.33
7.0.20.0270.06720.37
7.0.10.0370.05720.17
7.0.00.0300.05320.15
5.6.280.0100.06720.93
5.6.270.0170.06720.95
5.6.260.0230.05320.92
5.6.250.0170.06021.03
5.6.240.0130.07320.80
5.6.230.0270.07320.87
5.6.220.0100.07020.85
5.6.210.0100.06720.99
5.6.200.0130.08020.73
5.6.190.0230.07321.03
5.6.180.0230.04320.99
5.6.170.0170.05720.90
5.6.160.0170.05021.05
5.6.150.0130.05721.06
5.6.140.0200.06320.76
5.6.130.0100.08021.02
5.6.120.0070.08321.06
5.6.110.0070.08320.72
5.6.100.0230.05020.75
5.6.90.0130.06320.96
5.6.80.0300.07020.15
5.6.70.0100.08320.18
5.6.60.0200.05720.26
5.6.50.0000.06320.40
5.6.40.0130.06320.43
5.6.30.0000.06720.41
5.6.20.0130.07020.38
5.6.10.0130.06020.21
5.6.00.0130.06320.41

preferences:
57.66 ms | 401 KiB | 5 Q