3v4l.org

run code in 300+ PHP versions simultaneously
<?php if ($var = "a string value" && 1 == 1) { var_dump($var); } if ($var = "a string value" and 1 == 1) { var_dump($var); } if (($var = "a string value") && 1 == 1) { var_dump($var); }

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)
8.3.60.0140.00718.55
8.3.50.0070.00716.27
8.3.40.0070.00718.64
8.3.30.0070.00718.66
8.3.20.0040.00420.34
8.3.10.0030.00620.89
8.3.00.0070.00020.09
8.2.180.0090.00618.18
8.2.170.0120.00322.96
8.2.160.0130.00020.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0050.00219.77
8.2.120.0080.00026.35
8.2.110.0050.00520.97
8.2.100.0060.00617.97
8.2.90.0000.00819.23
8.2.80.0000.00817.97
8.2.70.0000.00817.50
8.2.60.0040.00417.80
8.2.50.0040.00418.10
8.2.40.0040.00420.64
8.2.30.0000.00819.35
8.2.20.0070.00017.93
8.2.10.0040.00418.14
8.2.00.0040.00418.05
8.1.280.0110.00425.92
8.1.270.0050.00322.05
8.1.260.0060.00326.35
8.1.250.0070.00028.09
8.1.240.0090.00021.00
8.1.230.0060.00622.13
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0040.00417.47
8.1.190.0090.00017.25
8.1.180.0040.00418.10
8.1.170.0050.00318.58
8.1.160.0050.00318.82
8.1.150.0050.00321.93
8.1.140.0050.00219.57
8.1.130.0000.00718.84
8.1.120.0030.00517.34
8.1.110.0000.00817.47
8.1.100.0080.00017.44
8.1.90.0000.00717.49
8.1.80.0040.00417.33
8.1.70.0070.00017.46
8.1.60.0030.00617.56
8.1.50.0030.00617.48
8.1.40.0070.00017.49
8.1.30.0080.00017.54
8.1.20.0030.00617.54
8.1.10.0070.00017.33
8.1.00.0030.00517.23
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.46
8.0.270.0000.00817.16
8.0.260.0070.00018.74
8.0.250.0000.00616.95
8.0.240.0070.00017.00
8.0.230.0040.00417.02
8.0.220.0030.00316.91
8.0.210.0030.00316.97
8.0.200.0030.00317.00
8.0.190.0070.00017.07
8.0.180.0040.00417.00
8.0.170.0060.00316.95
8.0.160.0000.00716.95
8.0.150.0070.00016.87
8.0.140.0070.00016.87
8.0.130.0070.00313.44
8.0.120.0000.00716.96
8.0.110.0040.00417.01
8.0.100.0000.00716.91
8.0.90.0050.00316.84
8.0.80.0090.00616.88
8.0.70.0040.00416.85
8.0.60.0050.00316.75
8.0.50.0040.00417.05
8.0.30.0070.01117.12
8.0.20.0120.00817.40
8.0.10.0040.00417.02
8.0.00.0040.01516.77
7.4.330.0000.00515.55
7.4.320.0000.00616.41
7.4.300.0030.00316.49
7.4.290.0040.00416.61
7.4.280.0070.00016.57
7.4.270.0050.00316.65
7.4.260.0040.00416.38
7.4.250.0000.00716.51
7.4.240.0070.00016.64
7.4.230.0000.00716.47
7.4.220.0120.00916.54
7.4.210.0040.01116.54
7.4.200.0000.00716.39
7.4.160.0140.00516.41
7.4.150.0120.00617.40
7.4.140.0090.00917.86
7.4.130.0030.01516.36
7.4.120.0110.01116.54
7.4.110.0080.00816.31
7.4.100.0150.00716.39
7.4.90.0090.00916.35
7.4.80.0100.00719.39
7.4.70.0160.00016.52
7.4.60.0080.00816.52
7.4.50.0040.01416.36
7.4.40.0130.00316.25
7.4.30.0030.01316.46
7.4.00.0000.01415.05
7.3.330.0000.00513.04
7.3.320.0030.00313.11
7.3.310.0000.00716.29
7.3.300.0070.00016.19
7.3.290.0080.00816.16
7.3.280.0100.00816.18
7.3.270.0140.00317.40
7.3.260.0060.01316.13
7.3.250.0090.01016.30
7.3.240.0090.00716.14
7.3.230.0100.00716.37
7.3.210.0130.00316.13
7.3.200.0110.00616.51
7.3.190.0090.00616.32
7.3.180.0170.00316.52
7.3.170.0090.00616.25
7.3.160.0040.01216.17
7.2.330.0080.00816.42
7.2.320.0040.01316.46
7.2.310.0090.01216.46
7.2.300.0100.00716.52
7.2.290.0090.01316.32
7.2.60.0030.01016.61
7.1.200.0030.01015.41
7.1.80.0060.00618.29
7.1.70.0100.00717.13
7.1.60.0130.01335.15
7.1.50.0200.00734.81
7.1.40.0160.01034.39
7.1.30.0130.01334.46
7.1.20.0160.00934.68
7.1.10.0070.00716.44
7.1.00.0040.00916.87
7.0.200.0000.01216.74
7.0.190.0030.01016.58
7.0.180.0060.00616.20
7.0.170.0060.00616.12
7.0.160.0060.00616.34
7.0.150.0080.00616.07
7.0.140.0030.01016.24
7.0.130.0060.00616.67
7.0.120.0030.00916.36
7.0.110.0130.00316.29
7.0.100.0070.00716.14
7.0.90.0000.01216.02
7.0.80.0030.00916.21
7.0.70.0040.01116.39
7.0.60.0080.00516.14
7.0.50.0060.00616.27
7.0.40.0060.00616.37
7.0.30.0030.01016.23
7.0.20.0000.01316.43
7.0.10.0090.00316.14
7.0.00.0090.00316.41

preferences:
63.06 ms | 400 KiB | 5 Q