3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ab = 'x - y - z'; //I really need this to start here //not here

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)
8.3.60.0040.01118.06
8.3.50.0120.00918.19
8.3.40.0090.00618.66
8.3.30.0060.00918.59
8.3.20.0080.00020.06
8.3.10.0040.00420.82
8.3.00.0040.00420.88
8.2.180.0160.00316.63
8.2.170.0120.00322.96
8.2.160.0180.00320.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00021.13
8.2.120.0040.00426.35
8.2.110.0030.00921.00
8.2.100.0040.00717.78
8.2.90.0000.00917.79
8.2.80.0000.00817.97
8.2.70.0060.00317.38
8.2.60.0030.00617.50
8.2.50.0060.00318.07
8.2.40.0000.00718.16
8.2.30.0040.00417.94
8.2.20.0030.00518.00
8.2.10.0040.00417.89
8.2.00.0040.00417.97
8.1.280.0130.00625.92
8.1.270.0040.00422.06
8.1.260.0030.00526.35
8.1.250.0080.00028.09
8.1.240.0090.00023.88
8.1.230.0030.00922.68
8.1.220.0000.00717.74
8.1.210.0030.00618.77
8.1.200.0000.01017.23
8.1.190.0040.00417.11
8.1.180.0050.00318.10
8.1.170.0080.00018.41
8.1.160.0040.00418.86
8.1.150.0070.00018.71
8.1.140.0000.00819.53
8.1.130.0030.00318.69
8.1.120.0090.00017.40
8.1.110.0040.00417.25
8.1.100.0030.00517.37
8.1.90.0040.00417.39
8.1.80.0070.00017.21
8.1.70.0030.00317.35
8.1.60.0040.00417.49
8.1.50.0000.00817.33
8.1.40.0000.00717.36
8.1.30.0000.00817.59
8.1.20.0000.00717.57
8.1.10.0030.00617.40
8.1.00.0050.00317.35
8.0.300.0040.00419.90
8.0.290.0000.00816.63
8.0.280.0000.00718.32
8.0.270.0030.00317.13
8.0.260.0030.00319.03
8.0.250.0070.00016.88
8.0.240.0000.00716.71
8.0.230.0040.00416.88
8.0.220.0040.00416.82
8.0.210.0040.00416.84
8.0.200.0070.00016.87
8.0.190.0080.00016.89
8.0.180.0040.00416.78
8.0.170.0040.00416.77
8.0.160.0000.00716.84
8.0.150.0040.00416.79
8.0.140.0030.00316.67
8.0.130.0030.00313.21
8.0.120.0000.00716.71
8.0.110.0030.00616.69
8.0.100.0000.00716.80
8.0.90.0030.00516.77
8.0.80.0070.01416.80
8.0.70.0000.00716.64
8.0.60.0040.00416.72
8.0.50.0050.00316.85
8.0.30.0140.00516.95
8.0.20.0110.01017.40
8.0.10.0040.00416.89
8.0.00.0190.00316.73
7.4.330.0050.00015.55
7.4.320.0000.00616.43
7.4.300.0070.00016.28
7.4.290.0000.00716.45
7.4.280.0040.00416.56
7.4.270.0040.00416.33
7.4.260.0030.00316.41
7.4.250.0000.00816.44
7.4.240.0030.00316.45
7.4.230.0040.00416.61
7.4.220.0140.00616.36
7.4.210.0150.00616.55
7.4.200.0030.00316.61
7.4.160.0070.00916.39
7.4.150.0100.01017.40
7.4.140.0100.01017.86
7.4.130.0160.00816.30
7.4.120.0160.00416.27
7.4.110.0090.01016.45
7.4.100.0170.00716.34
7.4.90.0130.00316.44
7.4.80.0060.01019.39
7.4.70.0070.01116.28
7.4.60.0030.01216.42
7.4.50.0150.00016.23
7.4.40.0090.00616.62
7.4.30.0070.01316.18
7.4.00.0070.00714.47
7.3.330.0000.00512.96
7.3.320.0020.00212.89
7.3.310.0030.00515.96
7.3.300.0030.00316.13
7.3.290.0070.00716.15
7.3.280.0090.00916.15
7.3.270.0060.01217.40
7.3.260.0120.00516.21
7.3.250.0100.00916.26
7.3.240.0100.00616.34
7.3.230.0090.01216.23
7.3.210.0070.01016.05
7.3.200.0110.00616.03
7.3.190.0110.00516.08
7.3.180.0140.00316.25
7.3.170.0180.00416.10
7.3.160.0070.01016.50
7.2.330.0090.00916.55
7.2.320.0030.01416.14
7.2.310.0030.01216.59
7.2.300.0110.00916.37
7.2.290.0040.01216.25
7.2.60.0030.01016.67
7.1.200.0030.00615.66
7.1.70.0000.01116.66
7.1.60.0130.01034.66
7.1.50.0140.01134.80
7.1.40.0190.00634.28
7.1.30.0200.01034.23
7.1.20.0160.00934.59
7.1.10.0060.00616.28
7.1.00.0040.00816.36
7.0.200.0060.00616.33
7.0.190.0040.00816.44
7.0.180.0060.00616.04
7.0.170.0040.00816.00
7.0.160.0060.00616.13
7.0.150.0000.01216.13
7.0.140.0060.00616.32
7.0.130.0040.00816.38
7.0.120.0060.01316.25
7.0.110.0000.01116.07
7.0.100.0040.00816.32
7.0.90.0030.01016.01
7.0.80.0070.00416.12
7.0.70.0000.01116.15
7.0.60.0030.00915.99
7.0.50.0000.01116.10
7.0.40.0000.01116.36
7.0.30.0060.00616.27
7.0.20.0060.00616.31
7.0.10.0000.01116.20
7.0.00.0030.00816.23

preferences:
35.61 ms | 400 KiB | 5 Q