3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = ''; for ($i = 50; $i > 0; $i--) { $str .= 'S. '; }

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)
8.3.60.0040.01118.43
8.3.50.0100.00316.49
8.3.40.0090.00618.50
8.3.30.0040.01118.71
8.3.20.0080.00018.91
8.3.10.0040.00420.95
8.3.00.0080.00017.80
8.2.180.0110.01118.16
8.2.170.0110.00318.67
8.2.160.0150.00022.96
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00419.71
8.2.120.0050.00326.35
8.2.110.0040.00420.51
8.2.100.0040.00817.84
8.2.90.0050.00317.75
8.2.80.0090.00018.73
8.2.70.0000.00817.80
8.2.60.0080.00017.68
8.2.50.0040.00418.10
8.2.40.0040.00419.39
8.2.30.0050.00219.39
8.2.20.0040.00418.12
8.2.10.0080.00017.91
8.2.00.0000.00719.48
8.1.280.0180.00325.92
8.1.270.0050.00323.87
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0040.00722.07
8.1.230.0110.00022.81
8.1.220.0080.00018.33
8.1.210.0040.00418.77
8.1.200.0080.00017.23
8.1.190.0040.00417.22
8.1.180.0030.00718.10
8.1.170.0040.00418.37
8.1.160.0000.00718.88
8.1.150.0070.00018.81
8.1.140.0040.00417.69
8.1.130.0030.00318.99
8.1.120.0080.00017.32
8.1.110.0050.00217.45
8.1.100.0000.00717.44
8.1.90.0030.00517.32
8.1.80.0040.00417.39
8.1.70.0070.00417.41
8.1.60.0060.00317.49
8.1.50.0050.00317.50
8.1.40.0000.00817.46
8.1.30.0000.00717.61
8.1.20.0000.00817.58
8.1.10.0080.00017.48
8.1.00.0000.00717.25
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0030.00318.29
8.0.270.0000.00717.19
8.0.260.0080.00017.11
8.0.250.0070.00016.90
8.0.240.0080.00016.77
8.0.230.0030.00316.81
8.0.220.0050.00316.87
8.0.210.0070.00016.82
8.0.200.0040.00416.88
8.0.190.0000.00716.78
8.0.180.0030.00716.75
8.0.170.0000.00816.82
8.0.160.0000.00816.88
8.0.150.0050.00516.75
8.0.140.0080.00016.81
8.0.130.0000.00613.22
8.0.120.0070.00016.69
8.0.110.0000.00716.82
8.0.100.0000.00716.78
8.0.90.0030.00316.84
8.0.80.0110.00616.79
8.0.70.0040.00416.75
8.0.60.0040.00416.79
8.0.50.0040.00416.78
8.0.30.0110.00816.95
8.0.20.0070.01117.40
8.0.10.0040.00416.99
8.0.00.0080.01316.53
7.4.330.0040.00015.55
7.4.320.0060.00016.45
7.4.300.0030.00316.45
7.4.290.0030.00316.55
7.4.280.0050.00516.43
7.4.270.0030.00316.45
7.4.260.0040.00416.34
7.4.250.0000.00716.27
7.4.240.0070.00016.55
7.4.230.0000.00816.55
7.4.220.0030.00316.41
7.4.210.0060.00916.56
7.4.200.0040.00416.25
7.4.160.0100.00916.43
7.4.140.0090.01017.86
7.4.130.0150.00316.53
7.4.120.0100.00716.41
7.4.110.0150.00316.42
7.4.100.0030.01316.34
7.4.90.0270.02716.57
7.4.80.0090.01219.39
7.4.70.0070.01316.40
7.4.60.0090.01216.41
7.4.50.0030.01016.11
7.4.40.0150.00616.24
7.4.00.0070.01014.63
7.3.330.0020.00213.09
7.3.320.0050.00013.05
7.3.310.0040.00416.37
7.3.300.0000.00716.28
7.3.290.0040.00416.27
7.3.280.0030.01316.26
7.3.260.0070.01216.36
7.3.240.0100.01116.36
7.3.230.0100.00716.20
7.3.210.0050.01316.47
7.3.200.0060.00916.29
7.3.190.0120.00316.27
7.3.180.0030.01316.50
7.3.170.0100.00716.34
7.3.160.0080.00816.34
7.3.10.0110.01116.65
7.3.00.0130.00316.84
7.2.330.0070.01716.47
7.2.320.0100.01016.51
7.2.310.0090.01316.38
7.2.300.0080.01116.44
7.2.290.0140.00316.63
7.2.130.0070.00716.67
7.2.120.0060.00816.91
7.2.110.0100.00716.50
7.2.100.0160.00517.00
7.2.90.0150.00316.80
7.2.80.0120.00416.81
7.2.70.0030.01316.89
7.2.60.1280.00816.03
7.2.50.1040.00715.90
7.2.40.1110.00716.01
7.2.30.1080.00816.07
7.2.20.1200.00416.04
7.2.10.0890.01216.07
7.2.00.1510.00716.18
7.1.250.0130.00615.48
7.1.200.0050.00315.72
7.1.170.1950.01013.74
7.1.160.2260.01116.51
7.1.150.2120.01216.84
7.1.140.2350.00616.57
7.1.130.1670.00916.34
7.1.120.2230.01216.57
7.1.110.2250.01315.91
7.1.100.2470.00916.20
7.1.90.2470.00916.13
7.1.80.2480.01116.07
7.1.70.2240.01115.38
7.1.60.2500.01433.00
7.1.50.2740.01332.92
7.1.40.3030.01232.61
7.1.30.2790.01632.55
7.1.20.2850.01432.70
7.1.10.2650.01214.71
7.1.00.2700.01114.60

preferences:
60.33 ms | 400 KiB | 5 Q