3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = null; $b = $a ?: 'Not Empty'; echo $b;

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)
8.3.70.0040.01118.43
8.3.60.0120.00916.38
8.3.50.0060.01221.97
8.3.40.0070.00718.67
8.3.30.0110.00418.41
8.3.20.0070.00020.30
8.3.10.0050.00320.44
8.3.00.0040.00423.65
8.2.190.0070.00716.63
8.2.180.0210.00016.63
8.2.170.0030.01022.96
8.2.160.0030.01021.95
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0000.00826.16
8.2.120.0080.00019.83
8.2.110.0040.00419.37
8.2.100.0060.00617.80
8.2.90.0040.00419.17
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0060.00317.93
8.2.50.0090.00018.09
8.2.40.0040.00422.26
8.2.30.0000.00819.43
8.2.20.0050.00217.55
8.2.10.0040.00417.98
8.2.00.0040.00418.07
8.1.280.0160.00325.92
8.1.270.0030.00622.02
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0060.00322.52
8.1.230.0060.00617.70
8.1.220.0030.00617.74
8.1.210.0000.00918.77
8.1.200.0060.00317.48
8.1.190.0050.00317.35
8.1.180.0050.00218.10
8.1.170.0000.00818.55
8.1.160.0000.00820.74
8.1.150.0040.00420.69
8.1.140.0090.00019.54
8.1.130.0070.00017.56
8.1.120.0040.00417.46
8.1.110.0040.00417.43
8.1.100.0040.00617.45
8.1.90.0000.01017.47
8.1.80.0040.00417.45
8.1.70.0030.00317.32
8.1.60.0000.00817.63
8.1.50.0000.00817.49
8.1.40.0060.00317.39
8.1.30.0040.00417.63
8.1.20.0080.00017.50
8.1.10.0050.00217.42
8.1.00.0050.00317.29
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0030.00318.43
8.0.270.0000.00717.16
8.0.260.0000.00617.27
8.0.250.0000.00716.92
8.0.240.0040.00416.95
8.0.230.0030.00316.97
8.0.220.0030.00316.90
8.0.210.0030.00416.80
8.0.200.0030.00316.83
8.0.190.0030.00316.95
8.0.180.0040.00416.76
8.0.170.0000.00816.97
8.0.160.0080.00016.89
8.0.150.0030.00316.86
8.0.140.0060.00316.84
8.0.130.0050.00013.30
8.0.120.0080.00016.89
8.0.110.0040.00416.82
8.0.100.0020.00516.92
8.0.90.0000.00816.90
8.0.80.0110.00416.85
8.0.70.0000.00716.92
8.0.60.0000.00716.68
8.0.50.0000.00716.67
8.0.30.0100.01317.07
8.0.20.0100.00817.40
8.0.10.0050.00217.00
8.0.00.0070.01016.76
7.4.330.0000.00616.73
7.4.320.0000.00616.47
7.4.300.0030.00316.58
7.4.290.0030.00316.34
7.4.280.0050.00516.63
7.4.270.0000.00716.57
7.4.260.0050.00316.46
7.4.250.0000.00816.40
7.4.240.0000.00716.45
7.4.230.0070.00016.30
7.4.220.0120.00416.53
7.4.210.0070.00916.43
7.4.200.0030.00316.30
7.4.160.0050.01016.59
7.4.150.0070.01017.40
7.4.140.0100.01017.86
7.4.130.0030.01416.55
7.4.120.0060.01116.45
7.4.110.0170.00316.63
7.4.100.0060.01616.39
7.4.90.0130.00316.54
7.4.80.0000.01719.39
7.4.70.0060.00916.44
7.4.60.0160.00316.32
7.4.50.0100.00716.61
7.4.40.0110.00516.44
7.4.30.0160.00816.50
7.4.00.0060.01014.65
7.3.330.0020.00213.01
7.3.320.0030.00313.10
7.3.310.0030.00316.18
7.3.300.0030.00316.15
7.3.290.0030.00316.33
7.3.280.0110.00616.27
7.3.270.0080.01117.40
7.3.260.0050.01916.20
7.3.250.0080.00816.34
7.3.240.0110.00616.38
7.3.230.0100.01316.50
7.3.210.0110.00716.19
7.3.200.0120.00816.19
7.3.190.0150.00616.13
7.3.180.0040.01216.35
7.3.170.0100.00916.37
7.3.160.0030.01416.20
7.3.120.0090.00914.59
7.3.110.0000.01714.66
7.3.100.0130.00014.75
7.3.90.0040.01114.98
7.3.80.0090.00614.49
7.3.70.0070.00414.82
7.3.60.0090.00614.54
7.3.50.0070.00414.71
7.3.40.0030.00914.89
7.3.30.0070.01014.69
7.3.20.0060.00616.60
7.3.10.0030.01216.49
7.3.00.0030.00716.30
7.2.330.0100.00716.49
7.2.320.0110.00616.62
7.2.310.0090.00616.65
7.2.300.0090.01316.45
7.2.290.0090.00916.54
7.2.250.0030.01414.60
7.2.240.0070.01414.71
7.2.230.0070.00414.73
7.2.220.0080.00814.69
7.2.210.0100.00314.90
7.2.200.0070.00714.87
7.2.190.0110.00414.96
7.2.180.0130.00615.00
7.2.170.0060.00614.91
7.2.00.0030.01019.21
7.1.330.0090.00915.55
7.1.320.0030.00615.84
7.1.310.0000.01515.81
7.1.300.0090.00915.73
7.1.290.0060.00915.84
7.1.280.0070.00715.59
7.1.270.0030.00715.55
7.1.260.0090.00615.33
7.1.100.0040.01118.11
7.1.70.0000.01616.68
7.1.60.0150.01119.40
7.1.50.0230.01334.75
7.1.00.0030.07722.54
7.0.200.0940.00414.77
7.0.60.0330.05020.02
7.0.50.0070.07317.79
7.0.40.0070.08020.24
7.0.30.0300.08020.13
7.0.20.0130.04720.30
7.0.10.0130.08020.09
7.0.00.0070.07320.13
5.6.280.0070.06721.03
5.6.210.0100.07720.70
5.6.200.0130.07318.21
5.6.190.0100.08720.53
5.6.180.0300.06320.39
5.6.170.0330.07020.48
5.6.160.0130.07720.51
5.6.150.0070.07718.15
5.6.140.0070.04718.13
5.6.130.0100.08018.16
5.6.120.0170.07721.03
5.6.110.0170.04021.04
5.6.100.0100.07321.07
5.6.90.0130.05721.09
5.6.80.0200.07020.52
5.5.350.0170.07320.38
5.5.340.0100.03317.96
5.5.330.0030.08720.40
5.5.320.0270.04720.32
5.5.310.0100.05320.29
5.5.300.0030.05317.92
5.5.290.0130.06317.97
5.5.280.0070.06720.73
5.5.270.0100.04720.66
5.5.260.0200.07320.67
5.5.250.0100.07720.64
5.5.240.0230.05320.16

preferences:
31.98 ms | 401 KiB | 5 Q