3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo isset($a)?$a:'Test A ok<br>';

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)
8.3.60.0090.00316.38
8.3.50.0150.00821.02
8.3.40.0120.00918.72
8.3.30.0140.00718.54
8.3.20.0050.00320.18
8.3.10.0040.00423.51
8.3.00.0040.00423.65
8.2.180.0040.01118.04
8.2.170.0090.00622.96
8.2.160.0030.01020.35
8.2.150.0080.00025.66
8.2.140.0000.00824.66
8.2.130.0080.00019.70
8.2.120.0000.00926.35
8.2.110.0030.00621.05
8.2.100.0110.00018.04
8.2.90.0080.00019.17
8.2.80.0090.00017.97
8.2.70.0030.00717.50
8.2.60.0040.00417.80
8.2.50.0080.00018.07
8.2.40.0000.00720.60
8.2.30.0040.00420.67
8.2.20.0000.00717.48
8.2.10.0040.00417.98
8.2.00.0040.00417.82
8.1.280.0090.00625.92
8.1.270.0060.00323.96
8.1.260.0000.00828.09
8.1.250.0040.00428.09
8.1.240.0090.00022.39
8.1.230.0100.00019.04
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0000.00917.23
8.1.190.0080.00017.10
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0030.00320.59
8.1.150.0030.00418.67
8.1.140.0050.00319.43
8.1.130.0070.00017.56
8.1.120.0000.00817.22
8.1.110.0040.00417.30
8.1.100.0000.00717.25
8.1.90.0000.00717.38
8.1.80.0020.00517.31
8.1.70.0000.00717.32
8.1.60.0000.00817.34
8.1.50.0050.00317.29
8.1.40.0040.00417.46
8.1.30.0000.00817.45
8.1.20.0000.00817.43
8.1.10.0000.00717.33
8.1.00.0040.00417.22
8.0.300.0030.00518.77
8.0.290.0030.00616.75
8.0.280.0000.00718.30
8.0.270.0070.00017.09
8.0.260.0080.00017.25
8.0.250.0000.00616.76
8.0.240.0040.00416.85
8.0.230.0000.00816.72
8.0.220.0030.00516.64
8.0.210.0030.00316.68
8.0.200.0040.00416.86
8.0.190.0000.00716.79
8.0.180.0070.00016.78
8.0.170.0050.00316.69
8.0.160.0000.00716.88
8.0.150.0030.00316.72
8.0.140.0040.00416.73
8.0.130.0000.00613.21
8.0.120.0020.00516.68
8.0.110.0030.00316.68
8.0.100.0040.00416.78
8.0.90.0040.00416.62
8.0.80.0140.00716.75
8.0.70.0000.00716.61
8.0.60.0030.00316.81
8.0.50.0040.00416.53
8.0.30.0060.01116.80
8.0.20.0140.00517.40
8.0.10.0030.00416.75
8.0.00.0100.01216.47
7.4.330.0020.00216.83
7.4.320.0000.00716.39
7.4.300.0000.00616.35
7.4.290.0070.00016.47
7.4.280.0040.00716.27
7.4.270.0020.00516.45
7.4.260.0060.00316.49
7.4.250.0030.00516.25
7.4.240.0040.00416.47
7.4.230.0030.00316.44
7.4.220.0150.00916.57
7.4.210.0080.00616.46
7.4.200.0030.00316.26
7.4.160.0040.01416.20
7.4.150.0130.00417.40
7.4.140.0100.00617.86
7.4.130.0090.01316.26
7.4.120.0090.00816.38
7.4.110.0120.00616.36
7.4.100.0090.00916.30
7.4.90.0090.00916.32
7.4.80.0130.00419.39
7.4.70.0110.00616.33
7.4.60.0090.00616.25
7.4.50.0080.00816.13
7.4.40.0030.01316.46
7.4.30.0130.00416.43
7.4.00.0060.01014.79
7.3.330.0000.00512.96
7.3.320.0060.00012.86
7.3.310.0000.00716.08
7.3.300.0000.00615.98
7.3.290.0000.00716.11
7.3.280.0070.01016.12
7.3.270.0100.00617.40
7.3.260.0110.01116.50
7.3.250.0090.00916.28
7.3.240.0100.01016.33
7.3.230.0110.00616.39
7.3.210.0130.00316.21
7.3.200.0030.01316.39
7.3.190.0090.01216.40
7.3.180.0060.00916.03
7.3.170.0060.00916.27
7.3.160.0140.00316.19
7.3.120.0050.00914.53
7.3.110.0060.01014.43
7.3.100.0050.00714.72
7.3.90.0050.00814.45
7.3.80.0080.00514.72
7.3.70.0030.00914.56
7.3.60.0040.00914.58
7.3.50.0050.01014.68
7.3.40.0100.00414.60
7.3.30.0020.00714.53
7.3.20.0100.00416.37
7.3.10.0070.00516.39
7.3.00.0060.00716.31
7.2.330.0070.01116.31
7.2.320.0060.01316.28
7.2.310.0130.00516.55
7.2.300.0060.01416.63
7.2.290.0070.01416.50
7.2.250.0070.01014.73
7.2.240.0100.00914.88
7.2.230.0000.01215.04
7.2.220.0050.00814.69
7.2.210.0020.01214.89
7.2.200.0070.00714.85
7.2.190.0040.00714.83
7.2.180.0030.00814.96
7.2.170.0030.00714.70
7.2.00.0070.00719.28
7.1.330.0070.00615.69
7.1.320.0050.00915.78
7.1.310.0070.00515.55
7.1.300.0060.00615.58
7.1.290.0030.00815.45
7.1.280.0010.00915.52
7.1.270.0070.00615.57
7.1.260.0100.00315.67
7.1.100.0040.00717.86
7.1.70.0030.00516.98
7.1.60.0000.02519.20
7.1.50.0100.00316.42
7.1.00.0030.07722.36
7.0.200.0030.00616.41
7.0.60.0070.02721.77
7.0.50.0130.07317.87
7.0.40.0230.07320.30
7.0.30.0400.07320.18
7.0.20.0230.05720.20
7.0.10.0100.08320.09
7.0.00.0100.08020.29
5.6.280.0030.04021.14
5.6.210.0070.08320.75
5.6.200.0070.05718.16
5.6.190.0170.07320.63
5.6.180.0530.06320.33
5.6.170.0370.06720.38
5.6.160.0030.05720.35
5.6.150.0000.05318.18
5.6.140.0000.04018.12
5.6.130.0000.08318.13
5.6.120.0030.04720.96
5.6.110.0130.07721.00
5.6.100.0100.08721.02
5.6.90.0200.07020.85
5.6.80.0000.05720.40
5.5.350.0230.07020.44
5.5.340.0130.07317.96
5.5.330.0000.07720.12
5.5.320.0700.05020.17
5.5.310.0270.07720.30
5.5.300.0030.08317.91
5.5.290.0100.07717.91
5.5.280.0030.06720.96
5.5.270.0000.09020.85
5.5.260.0100.06320.71
5.5.250.0030.04320.61
5.5.240.0230.07020.14

preferences:
66.06 ms | 401 KiB | 5 Q