3v4l.org

run code in 300+ PHP versions simultaneously
<?php function foo($a) { $page1 = isset($a['page']) ? $a['page'] : 1; echo 'P: ', $page1, "\n"; $page2 = $a['page'] ?? 1; echo 'P: ', $page2, "\n"; echo $page1 == $page2 ? 't' : 'n'; } $a = array('page' => 3); foo($a); $a = array(); foo($a); $a = array('page' => Null); foo($a); $a = array('page' => 0); foo($a); ?>

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)
8.3.60.0080.00818.31
8.3.50.0070.00720.07
8.3.40.0120.00318.84
8.3.30.0070.01018.84
8.3.20.0050.00320.29
8.3.10.0040.00421.85
8.3.00.0030.00717.46
8.2.180.0070.00716.50
8.2.170.0070.00722.96
8.2.160.0140.00019.05
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00722.25
8.2.120.0040.00426.35
8.2.110.0070.00420.98
8.2.100.0030.00918.16
8.2.90.0080.00019.26
8.2.80.0030.00617.97
8.2.70.0080.00017.63
8.2.60.0030.00518.05
8.2.50.0080.00018.10
8.2.40.0030.00522.16
8.2.30.0040.00419.25
8.2.20.0050.00217.78
8.2.10.0080.00018.15
8.2.00.0000.00718.21
8.1.280.0070.00725.92
8.1.270.0060.00923.97
8.1.260.0070.00028.09
8.1.250.0050.00328.09
8.1.240.0090.00021.34
8.1.230.0110.00017.82
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0060.00317.11
8.1.180.0030.00518.10
8.1.170.0080.00018.66
8.1.160.0000.00723.84
8.1.150.0040.00420.58
8.1.140.0040.00419.59
8.1.130.0000.00717.70
8.1.120.0050.00317.41
8.1.110.0040.00417.36
8.1.100.0000.00717.37
8.1.90.0040.00417.39
8.1.80.0000.00717.46
8.1.70.0000.00817.40
8.1.60.0000.00817.62
8.1.50.0000.00817.47
8.1.40.0030.00717.45
8.1.30.0000.00817.73
8.1.20.0050.00317.57
8.1.10.0000.00717.57
8.1.00.0040.00417.48
8.0.300.0000.00818.77
8.0.290.0000.00816.75
8.0.280.0000.00718.34
8.0.270.0030.00317.34
8.0.260.0040.00417.24
8.0.250.0060.00016.92
8.0.240.0040.00417.00
8.0.230.0000.00716.82
8.0.220.0040.00416.89
8.0.210.0040.00416.89
8.0.200.0040.00416.90
8.0.190.0000.00716.86
8.0.180.0050.00216.76
8.0.170.0000.00816.93
8.0.160.0000.00716.80
8.0.150.0030.00316.78
8.0.140.0030.00316.71
8.0.130.0030.00313.23
8.0.120.0090.00016.77
8.0.110.0000.00716.66
8.0.100.0000.00716.71
8.0.90.0040.00416.71
8.0.80.0090.00616.88
8.0.70.0070.00016.73
8.0.60.0040.00416.79
8.0.50.0000.00716.91
8.0.30.0110.00816.92
8.0.20.0070.01117.40
8.0.10.0080.00017.00
8.0.00.0090.00917.00
7.4.330.0000.00615.08
7.4.320.0000.00816.67
7.4.300.0000.00616.61
7.4.290.0040.00416.52
7.4.280.0080.00016.44
7.4.270.0080.00016.63
7.4.260.0000.00716.41
7.4.250.0030.00316.50
7.4.240.0020.00516.52
7.4.230.0040.00416.63
7.4.220.0170.00716.69
7.4.210.0110.00716.73
7.4.200.0020.00516.59
7.4.160.0110.00416.47
7.4.150.0100.00717.40
7.4.140.0130.00817.86
7.4.130.0100.01016.51
7.4.120.0060.01116.45
7.4.110.0100.00716.42
7.4.100.0100.00716.45
7.4.90.0150.00316.55
7.4.80.0090.02119.39
7.4.70.0110.00616.68
7.4.60.0060.01016.43
7.4.50.0070.01016.53
7.4.40.0100.01316.55
7.4.30.0080.00816.63
7.4.00.0070.01015.08
7.3.330.0030.00313.41
7.3.320.0000.00513.45
7.3.310.0050.00216.41
7.3.300.0030.00316.23
7.3.290.0040.00416.23
7.3.280.0060.01216.39
7.3.270.0070.01117.40
7.3.260.0090.00816.60
7.3.250.0110.00616.46
7.3.240.0120.00416.63
7.3.230.0110.00616.39
7.3.210.0030.01316.68
7.3.200.0030.01916.41
7.3.190.0050.01616.42
7.3.180.0060.01116.55
7.3.170.0150.00616.55
7.3.160.0200.00316.57
7.2.330.0140.00316.83
7.2.320.0090.00916.62
7.2.310.0120.00916.76
7.2.300.0060.01316.64
7.2.290.0140.00316.80
7.2.120.0070.00716.45
7.2.110.0100.00316.40
7.2.100.0060.00916.74
7.2.90.0090.00316.60
7.2.80.0030.01316.58
7.2.70.0060.00616.84
7.2.60.0070.00716.98
7.2.50.0080.00317.05
7.2.40.0000.01316.72
7.2.30.0080.00517.00
7.2.20.0110.00316.90
7.2.10.0060.00616.68
7.2.00.0050.01018.11
7.1.240.0120.00015.74
7.1.230.0060.00615.88
7.1.220.0070.00716.00
7.1.210.0030.00815.93
7.1.200.0070.00715.92
7.1.190.0030.00615.79
7.1.180.0130.00015.77
7.1.170.0090.00615.88
7.1.160.0060.00615.69
7.1.150.0070.00715.70
7.1.140.0060.00615.53
7.1.130.0090.00315.82
7.1.120.0060.00615.80
7.1.110.0060.00615.89
7.1.100.0050.00716.83
7.1.90.0070.00715.77
7.1.80.0060.00915.89
7.1.70.0030.00916.49
7.1.60.0030.01117.46
7.1.50.0050.01216.25
7.1.40.0030.01016.00
7.1.30.0030.00415.50
7.1.20.0100.00015.75
7.1.10.0040.01215.97
7.1.00.0030.04319.24
7.0.320.0090.00315.09
7.0.310.0060.00615.18
7.0.300.0000.01215.32
7.0.290.0060.00615.55
7.0.280.0070.00715.44
7.0.270.0030.00715.13
7.0.260.0040.01115.55
7.0.250.0100.00315.14
7.0.240.0030.00815.24
7.0.230.0080.00415.54
7.0.220.0000.01315.31
7.0.210.0100.00315.35
7.0.200.0220.00515.12
7.0.190.0080.00015.21
7.0.180.0070.00715.28
7.0.170.0070.00315.39
7.0.160.0060.00615.51
7.0.150.0030.00715.55
7.0.140.0040.01115.39
7.0.130.0080.00415.39
7.0.120.0070.00315.63
7.0.110.0040.00415.36
7.0.100.0030.01315.48
7.0.90.0060.00615.25
7.0.80.0150.03817.71
7.0.70.0220.03217.76
7.0.60.0200.03617.73
7.0.50.0290.02717.90
7.0.40.0200.03216.98
7.0.30.0190.03417.01
7.0.20.0240.03516.90
7.0.10.0150.03617.01
7.0.00.0220.03216.91
5.6.380.0030.01314.10
5.6.370.0030.00914.14
5.6.360.0000.01014.12
5.6.350.0000.01214.39
5.6.340.0070.00714.32
5.6.330.0040.00814.07
5.6.320.0070.00714.25
5.6.310.0030.01013.70
5.6.300.0060.00614.29
5.6.290.0000.01014.30
5.6.280.0040.00814.20
5.6.270.0030.01014.13
5.6.260.0090.00614.02
5.6.250.0070.00714.24
5.6.240.0070.00713.96
5.6.230.0050.03517.36
5.6.220.0070.03017.38
5.6.210.0050.03617.42
5.6.200.0120.03017.60
5.6.190.0080.03317.61
5.6.180.0080.03317.69
5.6.170.0140.03117.75
5.6.160.0090.02817.73
5.6.150.0070.03317.66
5.6.140.0070.03517.74
5.6.130.0080.03317.59
5.6.120.0090.03517.71
5.6.110.0080.03517.58
5.6.100.0110.03017.60
5.6.90.0050.04017.56
5.6.80.0080.03017.32
5.6.70.0030.03817.13
5.6.60.0110.03217.14
5.6.50.0070.03317.15
5.6.40.0120.02717.19
5.6.30.0090.02917.27
5.6.20.0090.03217.15
5.6.10.0080.03317.35
5.6.00.0080.02917.22
5.5.380.0060.00611.05
5.5.370.0030.03615.90
5.5.360.0080.03415.53
5.5.350.0110.03315.82
5.5.340.0110.02515.93
5.5.330.0070.03415.94
5.5.320.0070.03215.92
5.5.310.0080.03616.05
5.5.300.0090.03116.02
5.5.290.0080.03315.95
5.5.280.0080.04115.83
5.5.270.0060.03415.75
5.5.260.0100.03215.88
5.5.250.0070.03215.85
5.5.240.0020.03515.58
5.5.230.0070.03215.48
5.5.220.0080.02815.63
5.5.210.0050.03015.69
5.5.200.0110.02415.64
5.5.190.0120.02515.60
5.5.180.0070.03215.67
5.5.170.0030.01014.16
5.5.160.0110.02815.46
5.5.150.0050.03215.55
5.5.140.0060.04015.39
5.5.130.0090.03315.59
5.5.120.0080.03115.54
5.5.110.0130.02515.64
5.5.100.0080.03115.43
5.5.90.0090.03215.50
5.5.80.0100.02815.55
5.5.70.0140.02515.55
5.5.60.0120.02715.57
5.5.50.0060.02915.57
5.5.40.0100.02815.55
5.5.30.0120.02815.40
5.5.20.0090.03315.52
5.5.10.0110.02615.52
5.5.00.0100.03815.49

preferences:
52.12 ms | 401 KiB | 5 Q