3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'Should see "default value"' . "\n"; $empty_string = ""; $result1 = $empty_string ?: "default value"; var_dump($result1); echo 'Should see "overridden value"' . "\n"; $non_empty_string = "overridden value"; $result2 = $non_empty_string ?: "default value"; var_dump($result2);

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)
8.3.60.0060.01218.39
8.3.50.0130.00821.92
8.3.40.0140.00718.67
8.3.30.0070.00719.04
8.3.20.0070.00020.38
8.3.10.0050.00321.90
8.3.00.0080.00022.21
8.2.180.0090.01216.50
8.2.170.0110.00322.96
8.2.160.0100.00319.20
8.2.150.0050.00324.18
8.2.140.0030.00624.66
8.2.130.0140.00026.16
8.2.120.0080.00019.55
8.2.110.0000.01022.16
8.2.100.0110.00019.23
8.2.90.0040.00419.17
8.2.80.0050.00318.03
8.2.70.0030.00617.38
8.2.60.0030.00617.93
8.2.50.0000.00818.07
8.2.40.0050.00318.16
8.2.30.0040.00418.01
8.2.20.0110.00617.71
8.2.10.0030.00517.61
8.2.00.0000.00717.80
8.1.280.0180.00425.92
8.1.270.0090.00020.29
8.1.260.0050.00226.35
8.1.250.0030.00628.09
8.1.240.0060.00323.88
8.1.230.0080.00419.01
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0040.00417.25
8.1.190.0040.00417.40
8.1.180.0050.00318.57
8.1.170.0040.00418.66
8.1.160.0030.00522.09
8.1.150.0040.00418.63
8.1.140.0040.00417.43
8.1.130.0000.00717.95
8.1.120.0040.00417.52
8.1.110.0080.00317.47
8.1.100.0050.00217.43
8.1.90.0090.00017.36
8.1.80.0040.00417.36
8.1.70.0030.00317.44
8.1.60.0030.00517.58
8.1.50.0000.00817.40
8.1.40.0000.00817.41
8.1.30.0040.00417.60
8.1.20.0050.00317.66
8.1.10.0000.00717.42
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0000.00817.02
8.0.280.0030.00318.36
8.0.270.0000.00717.36
8.0.260.0070.00018.66
8.0.250.0060.00016.91
8.0.240.0000.00916.93
8.0.230.0040.00416.92
8.0.220.0070.00016.84
8.0.210.0060.00016.75
8.0.200.0000.00716.91
8.0.190.0030.00716.92
8.0.180.0070.00016.90
8.0.170.0040.00416.80
8.0.160.0050.00316.87
8.0.150.0030.00316.89
8.0.140.0040.00416.83
8.0.130.0000.00613.26
8.0.120.0050.00316.87
8.0.110.0000.00716.80
8.0.100.0000.00816.89
8.0.90.0000.00716.72
8.0.80.0090.00616.76
8.0.70.0070.00016.70
8.0.60.0000.00816.88
8.0.50.0000.00716.95
8.0.30.0170.00717.06
8.0.20.0080.01017.40
8.0.10.0040.00416.82
8.0.00.0070.01116.79
7.4.330.0050.00015.00
7.4.320.0060.00016.60
7.4.300.0040.00416.51
7.4.290.0070.00016.55
7.4.280.0030.00316.60
7.4.270.0000.00716.50
7.4.260.0030.00316.63
7.4.250.0000.00816.41
7.4.240.0020.00516.64
7.4.230.0070.00016.52
7.4.220.0110.00716.56
7.4.210.0090.00516.49
7.4.200.0070.00016.40
7.4.190.0000.00816.73
7.4.160.0080.00816.72
7.4.150.0130.00717.40
7.4.140.0090.01117.86
7.4.130.0050.01416.45
7.4.120.0080.00916.50
7.4.110.0160.00616.68
7.4.100.0130.00816.31
7.4.90.0120.00616.23
7.4.80.0000.01619.39
7.4.70.0090.00916.35
7.4.60.0090.01316.61
7.4.50.0000.00416.27
7.4.40.0040.01422.77
7.4.30.0080.00816.48
7.4.00.0100.00714.81
7.3.330.0050.00012.96
7.3.320.0060.00013.04
7.3.310.0030.00316.24
7.3.300.0070.00016.10
7.3.290.0100.00516.19
7.3.280.0060.01116.20
7.3.270.0070.01017.40
7.3.260.0130.00416.18
7.3.250.0090.00816.34
7.3.240.0130.00316.55
7.3.230.0080.00816.54
7.3.210.0070.01016.44
7.3.200.0100.01319.39
7.3.190.0100.00716.44
7.3.180.0100.00716.33
7.3.170.0090.00916.48
7.3.160.0110.01116.20
7.3.120.0100.00714.66
7.3.10.0060.01316.41
7.3.00.0080.00816.32
7.2.330.0060.01216.23
7.2.320.0180.00016.56
7.2.310.0040.01416.20
7.2.300.0110.01116.47
7.2.290.0060.01016.48
7.2.130.0000.01716.98
7.2.120.0030.00616.49
7.2.110.0080.00416.60
7.2.100.0090.00616.83
7.2.90.0040.01216.84
7.2.80.0080.00616.82
7.2.70.0030.01216.73
7.2.60.0050.01116.46
7.2.50.0040.00816.51
7.2.40.0070.00716.83
7.2.30.0030.00716.95
7.2.20.0030.00616.64
7.2.10.0030.00716.58
7.2.00.0030.01017.97
7.1.250.0090.00615.76
7.1.200.0040.00715.62
7.1.100.0200.00017.86
7.1.70.0040.00417.11
7.1.60.0100.01019.82
7.1.50.0100.01317.00
7.1.00.0030.03322.41
7.0.200.0550.00014.43
7.0.140.0000.07721.96
7.0.110.0030.04020.02
7.0.100.0000.05720.09
7.0.90.0100.03720.02
7.0.80.0000.04020.04
7.0.70.0070.04019.88
7.0.60.0030.05719.94
7.0.50.0030.03720.47
7.0.40.0100.04320.25
7.0.30.0130.04320.19
7.0.20.0070.08720.18
7.0.10.0030.08720.26
7.0.00.0100.08320.27
5.6.280.0070.07020.88
5.6.260.0100.07020.59
5.6.250.0030.04020.59
5.6.240.0000.04020.54
5.6.230.0000.04720.68
5.6.220.0070.07320.54
5.6.210.0170.05020.62
5.6.200.0070.08021.03
5.6.190.0030.04321.13
5.6.180.0100.08021.04
5.6.170.0070.07720.95
5.6.160.0030.08721.25
5.6.150.0070.08721.18
5.6.140.0070.08021.12
5.6.130.0170.07021.21
5.6.120.0100.07021.21
5.6.110.0130.07321.12
5.6.100.0030.10021.07
5.6.90.0170.07321.25
5.6.80.0200.07320.47
5.6.70.0030.07020.55
5.6.60.0170.07020.35
5.6.50.0100.07720.36
5.6.40.0230.07020.30
5.6.30.0200.03320.38
5.6.20.0170.07020.43
5.6.10.0170.07020.32
5.6.00.0070.08020.47
5.5.380.0000.05020.57
5.5.370.0030.04320.32
5.5.360.0100.05020.34
5.5.350.0030.04320.15
5.5.340.0070.05320.80
5.5.330.0030.08320.95
5.5.320.0070.07720.95
5.5.310.0100.08320.80
5.5.300.0100.07720.89
5.5.290.0170.07020.88
5.5.280.0100.08020.88
5.5.270.0070.04020.85
5.5.260.0030.06720.94
5.5.250.0330.06320.70
5.5.240.0200.04320.41
5.5.230.0170.07720.32
5.5.220.0030.06320.17
5.5.210.0030.05320.35
5.5.200.0070.04720.15
5.5.190.0100.08020.04
5.5.180.0130.07020.23
5.5.160.0100.07720.11
5.5.150.0100.07720.04
5.5.140.0070.08020.31
5.5.130.0070.04720.35
5.5.120.0030.08720.28
5.5.110.0030.08720.15
5.5.100.0130.04020.14
5.5.90.0170.07020.21
5.5.80.0070.07319.97
5.5.70.0030.08719.96
5.5.60.0100.06020.08
5.5.50.0070.08020.23
5.5.40.0070.07020.17
5.5.30.0130.07020.23
5.5.20.0030.08320.25
5.5.10.0130.06720.02
5.5.00.0100.07320.00
5.4.450.0070.08019.49
5.4.440.0070.07719.32
5.4.430.0070.08019.57
5.4.420.0130.03719.57
5.4.410.0130.07019.30
5.4.400.0070.07719.02
5.4.390.0030.07319.15
5.4.380.0030.08318.90
5.4.370.0070.07019.01
5.4.360.0070.07719.13
5.4.350.0170.06019.00
5.4.340.0230.06718.95
5.4.320.0030.06719.01
5.4.310.0100.07018.98
5.4.300.0030.08019.00
5.4.290.0170.06719.02
5.4.280.0130.07719.00
5.4.270.0070.06718.95
5.4.260.0170.06318.98
5.4.250.0100.05719.00
5.4.240.0030.07318.94
5.4.230.0130.07018.92
5.4.220.0030.08318.98
5.4.210.0170.07019.07
5.4.200.0100.06719.16
5.4.190.0070.08019.06
5.4.180.0100.05718.91
5.4.170.0200.07019.11
5.4.160.0000.08319.25
5.4.150.0070.05018.93
5.4.140.0070.07316.22
5.4.130.0130.06716.52
5.4.120.0100.05316.13
5.4.110.0100.07016.51
5.4.100.0030.07716.50
5.4.90.0100.06716.19
5.4.80.0070.04016.13
5.4.70.0130.06016.46
5.4.60.0100.06316.48
5.4.50.0070.07716.27
5.4.40.0200.06016.55
5.4.30.0000.06016.35
5.4.20.0000.07316.37
5.4.10.0030.04716.20
5.4.00.0100.06015.97
5.3.290.0100.06314.68
5.3.280.0030.08314.67
5.3.270.0030.05314.48
5.3.260.0000.08014.69
5.3.250.0030.07714.45
5.3.240.0100.06714.53
5.3.230.0070.06714.58
5.3.220.0030.08014.39
5.3.210.0070.07314.62
5.3.200.0030.07714.64
5.3.190.0130.06714.63
5.3.180.0130.06714.35
5.3.170.0070.06314.45
5.3.160.0030.08314.50
5.3.150.0000.06014.62
5.3.140.0070.07714.56
5.3.130.0000.07014.48
5.3.120.0100.03314.55
5.3.110.0130.07714.44
5.3.100.0130.06313.90
5.3.90.0070.07013.88
5.3.80.0100.07314.02
5.3.70.0100.07013.94
5.3.60.0170.06714.10
5.3.50.0130.06713.96
5.3.40.0070.07014.00
5.3.30.0070.06313.96
5.3.20.0170.06013.55
5.3.10.0100.06713.68
5.3.00.0070.07013.50
5.2.170.0030.06011.82
5.2.160.0070.06011.82
5.2.150.0030.06711.82
5.2.140.0070.06011.82
5.2.130.0070.03311.82
5.2.120.0070.06011.82
5.2.110.0100.03711.82
5.2.100.0070.05311.82
5.2.90.0100.05311.82
5.2.80.0130.05311.82
5.2.70.0100.06011.82
5.2.60.0070.06311.82
5.2.50.0100.03711.82
5.2.40.0070.05711.82
5.2.30.0070.04311.82
5.2.20.0100.06011.82
5.2.10.0000.04711.82
5.2.00.0030.05711.82
5.1.60.0100.04311.82
5.1.50.0070.04711.82
5.1.40.0070.04711.82
5.1.30.0100.05011.82
5.1.20.0000.05711.82
5.1.10.0070.05311.82
5.1.00.0000.05711.82
5.0.50.0070.03711.82
5.0.40.0070.04011.82
5.0.30.0130.04011.82
5.0.20.0000.04711.82
5.0.10.0000.03011.82
5.0.00.0000.06711.82
4.4.90.0030.03311.82
4.4.80.0000.03711.82
4.4.70.0030.03311.82
4.4.60.0000.04011.82
4.4.50.0000.03711.82
4.4.40.0000.04311.82
4.4.30.0030.03311.82
4.4.20.0030.03311.82
4.4.10.0030.02311.82
4.4.00.0000.05711.82
4.3.110.0030.03311.82
4.3.100.0070.02011.82
4.3.90.0070.02711.82
4.3.80.0030.05311.82
4.3.70.0070.03011.82
4.3.60.0070.03011.82
4.3.50.0070.03311.82
4.3.40.0030.04011.82
4.3.30.0000.03711.82
4.3.20.0030.03311.82
4.3.10.0000.02711.82
4.3.00.0070.02711.82

preferences:
35.98 ms | 401 KiB | 5 Q