3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'Should see "default value"'; $empty_string = ""; $result1 = $empty_string ?: "default value"; var_dump($result1); echo 'Should see "overridden value"'; $non_empty_string = "something"; $result2 = $non_empty_string ?: "overridden value"; var_dump($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)
8.3.60.0100.01018.36
8.3.50.0110.00821.21
8.3.40.0090.00618.57
8.3.30.0000.01418.95
8.3.20.0040.00419.96
8.3.10.0070.00021.95
8.3.00.0080.00020.46
8.2.180.0130.00316.32
8.2.170.0100.00722.96
8.2.160.0030.01019.21
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0090.00926.16
8.2.120.0050.00319.66
8.2.110.0030.00722.13
8.2.100.0030.00918.16
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0060.00317.63
8.2.60.0040.00417.93
8.2.50.0070.00318.07
8.2.40.0040.00418.22
8.2.30.0000.00718.12
8.2.20.0070.00017.66
8.2.10.0040.00417.65
8.2.00.0040.00417.79
8.1.280.0170.00325.92
8.1.270.0080.00018.30
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0000.00824.02
8.1.230.0070.00319.09
8.1.220.0000.00717.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.39
8.1.180.0040.00418.53
8.1.170.0040.00418.59
8.1.160.0000.00722.18
8.1.150.0040.00418.51
8.1.140.0040.00417.40
8.1.130.0030.00317.88
8.1.120.0030.00517.47
8.1.110.0000.00717.34
8.1.100.0000.00717.42
8.1.90.0040.00417.47
8.1.80.0070.00017.28
8.1.70.0030.00317.35
8.1.60.0000.00817.61
8.1.50.0040.00417.47
8.1.40.0060.00317.49
8.1.30.0000.00817.60
8.1.20.0040.00417.61
8.1.10.0050.00317.47
8.1.00.0040.00417.47
8.0.300.0040.00418.77
8.0.290.0000.00717.05
8.0.280.0080.00018.50
8.0.270.0070.00017.30
8.0.260.0030.00316.82
8.0.250.0050.00216.92
8.0.240.0040.00416.90
8.0.230.0030.00316.95
8.0.220.0070.00016.76
8.0.210.0000.00816.88
8.0.200.0000.00716.90
8.0.190.0080.00016.82
8.0.180.0040.00416.74
8.0.170.0030.00316.89
8.0.160.0040.00416.85
8.0.150.0050.00316.93
8.0.140.0040.00416.83
8.0.130.0050.00013.36
8.0.120.0000.00816.85
8.0.110.0090.00016.85
8.0.100.0040.00416.73
8.0.90.0000.00716.70
8.0.80.0100.00716.94
8.0.70.0040.00416.98
8.0.60.0000.00716.83
8.0.50.0040.00416.73
8.0.30.0140.00517.03
8.0.20.0090.01217.40
8.0.10.0040.00416.96
8.0.00.0090.01216.71
7.4.330.0060.00015.00
7.4.320.0060.00016.62
7.4.300.0060.00016.60
7.4.290.0000.00716.60
7.4.280.0040.00416.38
7.4.270.0030.00316.59
7.4.260.0040.00416.56
7.4.250.0000.00816.57
7.4.240.0030.00516.59
7.4.230.0030.00316.61
7.4.220.0080.01416.40
7.4.210.0090.01116.55
7.4.200.0000.00716.60
7.4.190.0070.00016.51
7.4.160.0080.00816.39
7.4.150.0070.01117.40
7.4.140.0110.00817.86
7.4.130.0110.00616.64
7.4.120.0050.01416.41
7.4.110.0130.00316.50
7.4.100.0110.00816.49
7.4.90.0170.00316.53
7.4.80.0060.01219.39
7.4.70.0100.00716.44
7.4.60.0040.01516.36
7.4.50.0000.00816.22
7.4.40.0040.00722.77
7.4.30.0060.01016.54
7.4.00.0070.00715.00
7.3.330.0030.00313.04
7.3.320.0020.00312.93
7.3.310.0030.00316.20
7.3.300.0000.00616.04
7.3.290.0100.00516.17
7.3.280.0060.01316.21
7.3.270.0090.01217.40
7.3.260.0130.00316.41
7.3.250.0110.00616.33
7.3.240.0120.00616.28
7.3.230.0060.01216.52
7.3.210.0090.00916.32
7.3.200.0030.01419.39
7.3.190.0090.01216.35
7.3.180.0030.01716.52
7.3.170.0060.01016.36
7.3.160.0090.00916.32
7.3.120.0000.01614.92
7.2.330.0040.01416.57
7.2.320.0210.00316.31
7.2.310.0070.01516.45
7.2.300.0030.01316.23
7.2.290.0080.00816.51
7.1.70.0030.00716.76
7.1.60.0120.01219.82
7.1.50.0130.00616.89
7.1.00.0070.04022.41
7.0.200.0070.01114.80
7.0.140.0070.07022.09
7.0.60.0070.08319.90
7.0.50.0070.03717.81
7.0.40.0170.08020.05
7.0.30.0270.08320.00
7.0.20.0270.07720.11
7.0.10.0270.03320.02
7.0.00.0030.05020.33
5.6.280.0070.06721.08
5.6.210.0030.04020.70
5.6.200.0030.08718.16
5.6.190.0030.04720.39
5.6.180.3330.04720.41
5.6.170.0270.05020.59
5.6.160.0130.08320.46
5.6.150.0030.04018.12
5.6.140.0070.07018.20
5.6.130.0030.07718.14
5.6.120.0100.07021.01
5.6.110.0130.04320.97
5.6.100.0030.08020.88
5.6.90.0000.04720.97
5.6.80.0130.06020.43
5.6.70.0170.07720.52
5.5.350.0170.07720.41
5.5.340.0100.06318.01
5.5.330.0070.04720.23
5.5.320.0270.08020.13
5.5.310.0270.07720.32
5.5.300.0030.06017.98
5.5.290.0100.07017.94
5.5.280.0030.04020.73
5.5.270.0170.07320.87
5.5.260.0170.08020.75
5.5.250.0170.07020.68
5.5.240.0170.07020.36
5.4.450.0370.06319.41
5.4.440.0170.05319.40
5.4.430.0270.07319.41
5.4.420.0400.06719.54
5.4.410.0300.06719.28
5.4.400.0270.07319.09
5.4.390.0270.05719.24
5.4.380.0370.06319.28
5.4.370.0300.04018.91
5.4.360.0270.04719.26
5.4.350.0300.07319.09
5.4.340.0270.08318.80
5.4.320.0370.07319.21
5.4.310.0270.07318.91
5.4.300.0370.06719.24
5.4.290.0330.06719.06
5.4.280.0200.04019.05
5.4.270.0170.04019.13
5.4.260.0200.04319.13
5.4.250.0170.04319.12
5.4.240.0170.04719.04
5.4.230.0170.04718.94
5.4.220.0200.03718.91
5.4.210.0200.03319.24
5.4.200.0200.04319.25
5.4.190.0130.04319.15
5.4.180.0270.02719.21
5.4.170.0170.04018.78
5.4.160.0230.03019.11
5.4.150.0230.03719.23
5.4.140.0170.03716.28
5.4.130.0300.03716.44
5.4.120.0170.03716.28
5.4.110.0200.04016.50
5.4.100.0200.03716.21
5.4.90.0170.04016.43
5.4.80.0230.03016.29
5.4.70.0100.04316.48
5.4.60.0200.03316.37
5.4.50.0170.04016.36
5.4.40.0270.05716.01
5.4.30.0230.05316.41
5.4.20.0300.04316.36
5.4.10.0230.07316.38
5.4.00.0230.05015.65
5.3.290.0300.05714.64
5.3.280.0130.04014.43
5.3.270.0170.04014.45
5.3.260.0130.04314.44
5.3.250.0170.03714.47
5.3.240.0130.04014.55
5.3.230.0130.04014.57
5.3.220.0130.03714.45
5.3.210.0230.04714.54
5.3.200.0170.03714.52
5.3.190.0200.03314.54
5.3.180.0200.04014.50
5.3.170.0130.04014.43
5.3.160.0100.04014.54
5.3.150.0130.04014.41
5.3.140.0170.04314.39
5.3.130.0270.06314.57
5.3.120.0270.05314.41
5.3.110.0270.08314.42
5.3.100.0300.04314.13
5.3.90.0270.07313.98
5.3.80.0330.06313.95
5.3.70.0270.07313.81
5.3.60.0270.07313.98
5.3.50.0330.06313.85
5.3.40.0370.06013.79
5.3.30.0330.07013.78
5.3.20.0330.04013.52
5.3.10.0270.05313.45
5.3.00.0300.06713.59
5.2.170.0270.03712.10
5.2.160.0270.06012.10
5.2.150.0230.06012.10
5.2.140.0270.02312.10
5.2.130.0270.05312.10
5.2.120.0270.05712.10
5.2.110.0230.06012.10
5.2.100.0270.04312.10
5.2.90.0270.05312.10
5.2.80.0300.03712.10
5.2.70.0200.04012.10
5.2.60.0300.05312.10
5.2.50.0300.04712.10
5.2.40.0230.05012.10
5.2.30.0300.03312.10
5.2.20.0230.05012.10
5.2.10.0200.05012.10
5.2.00.0300.04312.10
5.1.60.0200.03312.10
5.1.50.0230.04312.10
5.1.40.0170.05012.10
5.1.30.0270.04712.10
5.1.20.0270.04312.10
5.1.10.0170.05012.10
5.1.00.0200.04712.10
5.0.50.0100.02312.10
5.0.40.0130.04012.10
5.0.30.0100.05712.10
5.0.20.0100.04712.10
5.0.10.0130.02012.10
5.0.00.0100.03012.10
4.4.90.0130.03012.10
4.4.80.0170.02712.10
4.4.70.0070.02712.10
4.4.60.0100.02712.10
4.4.50.0070.02312.10
4.4.40.0130.05312.10
4.4.30.0100.03312.10
4.4.20.0130.03012.10
4.4.10.0030.02312.10
4.4.00.0070.03312.10
4.3.110.0100.03312.10
4.3.100.0130.02712.10
4.3.90.0070.02712.10
4.3.80.0070.03012.10
4.3.70.0070.03012.10
4.3.60.0100.03012.10
4.3.50.0130.02712.10
4.3.40.0070.05312.10
4.3.30.0070.03712.10
4.3.20.0070.01712.10
4.3.10.0030.02012.10
4.3.00.0130.01012.10

preferences:
46.78 ms | 401 KiB | 5 Q