3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($i=1;$i<100;$i++){ var_dump(preg_replace('/[^a-zA-Z0-9]/', '', base64_encode(openssl_random_pseudo_bytes(4)))); }

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)
8.3.60.0110.00416.75
8.3.50.0190.00217.29
8.3.40.0110.00318.71
8.3.30.0120.00318.84
8.3.20.0090.00618.74
8.3.10.0080.00020.53
8.3.00.0050.00319.38
8.2.180.0000.01516.75
8.2.170.0070.00722.96
8.2.160.0060.00921.16
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0080.00026.16
8.2.120.0060.00619.16
8.2.110.0030.00720.83
8.2.100.0040.00717.72
8.2.90.0040.00419.30
8.2.80.0000.00819.38
8.2.70.0040.00417.50
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0000.00918.22
8.2.30.0040.00417.88
8.2.20.0030.00617.54
8.2.10.0000.00717.78
8.2.00.0040.00417.74
8.1.280.0100.00725.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00623.97
8.1.230.0080.00320.98
8.1.220.0060.00317.74
8.1.210.0080.00018.85
8.1.200.0000.00817.22
8.1.190.0050.00217.52
8.1.180.0060.00318.10
8.1.170.0050.00320.48
8.1.160.0080.00018.86
8.1.150.0050.00218.57
8.1.140.0040.00417.38
8.1.130.0030.00317.74
8.1.120.0000.00817.30
8.1.110.0000.00717.39
8.1.100.0040.00417.39
8.1.90.0040.00417.29
8.1.80.0030.00317.42
8.1.70.0000.00717.29
8.1.60.0080.00017.40
8.1.50.0000.00817.39
8.1.40.0040.00417.40
8.1.30.0050.00317.54
8.1.20.0080.00017.70
8.1.10.0040.00417.54
8.1.00.0030.00717.39
8.0.300.0000.00820.02
8.0.290.0050.00316.75
8.0.280.0030.00318.30
8.0.270.0000.00717.19
8.0.260.0030.00316.81
8.0.250.0030.00516.92
8.0.240.0040.00416.96
8.0.230.0000.00716.99
8.0.220.0030.00316.87
8.0.210.0030.00316.82
8.0.200.0000.00616.92
8.0.190.0000.00716.82
8.0.180.0000.00816.80
8.0.170.0000.00816.77
8.0.160.0000.00816.94
8.0.150.0080.00016.66
8.0.140.0040.00416.83
8.0.130.0000.00513.32
8.0.120.0040.00416.87
8.0.110.0000.00816.75
8.0.100.0040.00416.95
8.0.90.0040.00416.86
8.0.80.0140.00316.91
8.0.70.0040.00416.88
8.0.60.0000.00716.89
8.0.50.0030.00516.72
8.0.30.0120.01116.96
8.0.20.0080.01016.95
8.0.10.0040.00417.00
8.0.00.0120.00616.68
7.4.330.0000.00512.86
7.4.320.0030.00316.55
7.4.300.0030.00616.50
7.4.290.0000.00716.55
7.4.280.0070.00016.52
7.4.270.0030.00616.51
7.4.260.0000.00513.23
7.4.250.0040.00416.48
7.4.240.0040.00416.50
7.4.230.0070.00016.69
7.4.220.0080.01116.46
7.4.210.0070.01116.53
7.4.200.0070.00016.67
7.4.190.0050.00216.76
7.4.160.0060.01616.32
7.4.150.0130.00316.54
7.4.140.0080.01216.55
7.4.130.0110.00616.47
7.4.120.0120.00716.56
7.4.110.0120.00516.65
7.4.100.0120.00616.47
7.4.90.0100.00716.57
7.4.80.0130.01019.39
7.4.70.0060.01116.38
7.4.60.0090.01216.69
7.4.50.0000.00516.40
7.4.40.0060.00516.43
7.4.30.0030.01316.48
7.4.00.0070.01015.07
7.3.330.0030.00313.12
7.3.320.0000.00613.27
7.3.310.0030.00516.19
7.3.300.0000.00716.27
7.3.290.0140.00416.30
7.3.280.0120.00616.32
7.3.270.0160.00016.46
7.3.260.0110.01016.47
7.3.250.0100.00716.37
7.3.240.0150.00616.57
7.3.230.0080.00816.35
7.3.210.0070.01116.45
7.3.200.0070.01016.54
7.3.190.0090.00916.47
7.3.180.0030.01316.57
7.3.170.0120.00916.26
7.3.160.0090.00616.30
7.3.120.0070.00714.75
7.3.10.0070.00716.38
7.3.00.0030.00716.46
7.2.330.0030.01316.44
7.2.320.0060.01216.31
7.2.310.0150.00616.40
7.2.300.0060.01016.30
7.2.290.0000.01816.78
7.2.130.0080.00416.78
7.2.120.0070.01016.42
7.2.110.0140.00716.74
7.2.100.0120.00816.45
7.2.90.0060.00916.48
7.2.80.0180.00716.66
7.2.70.0190.01116.67
7.2.60.0130.00916.24
7.2.50.0100.01716.60
7.2.40.0100.01316.79
7.2.30.0110.00616.24
7.2.20.0120.00816.76
7.2.10.0080.01616.34
7.2.00.0120.00718.14
7.1.250.0040.01115.37
7.1.70.0070.01017.45
7.1.60.0070.02019.40
7.1.50.0130.01017.29
7.1.00.0030.07322.46
7.0.200.0300.00414.80
7.0.140.0070.07322.12
7.0.120.0170.06322.17
7.0.60.0070.09020.10
7.0.50.0030.05717.99
7.0.40.0100.08317.77
7.0.30.0030.07017.84
7.0.20.0100.05317.86
7.0.10.0030.08717.80
7.0.00.0100.03717.80
5.6.280.0030.07721.14
5.6.210.0030.06320.77
5.6.200.0130.07718.11
5.6.190.0130.04718.21
5.6.180.0070.05718.11
5.6.170.0000.06018.18
5.6.160.0030.06018.18
5.6.150.0130.05018.24
5.6.140.0000.09318.16
5.6.130.0070.08018.22
5.6.120.0030.09018.18
5.6.110.0030.10018.18
5.6.100.0070.08318.11
5.6.90.0070.08018.25
5.6.80.0130.06317.68
5.6.70.0130.06317.68
5.6.60.0170.07017.58
5.6.50.0100.04017.59
5.6.40.0100.07717.56
5.6.30.0000.08317.54
5.6.20.0130.06717.63
5.6.10.0030.08017.52
5.6.00.0170.06017.63
5.5.350.0370.07020.43
5.5.340.0070.08017.97
5.5.330.0030.04718.02
5.5.320.0100.06018.02
5.5.310.0000.06017.95
5.5.300.0170.07317.96
5.5.290.0030.09018.02
5.5.280.0070.04017.95
5.5.270.0100.08017.96
5.5.260.0070.07317.96
5.5.250.0070.04017.83
5.5.240.0070.08017.29
5.5.230.0200.06717.34
5.5.220.0000.08317.38
5.5.210.0100.06017.39
5.5.200.0070.07317.36
5.5.190.0130.07317.31
5.5.180.0100.07717.34
5.5.160.0070.08017.30
5.5.150.0100.07717.30
5.5.140.0070.07017.35
5.5.130.0130.05317.26
5.5.120.0070.06317.32
5.5.110.0100.07717.41
5.5.100.0070.06017.18
5.5.90.0030.07317.12
5.5.80.0070.08017.16
5.5.70.0130.07317.21
5.5.60.0300.03717.22
5.5.50.0100.06717.29
5.5.40.0070.05717.22
5.5.30.0030.05017.32
5.5.20.0130.03317.20
5.5.10.0070.03717.20
5.5.00.0030.04317.21
5.4.450.0100.08019.34
5.4.440.0070.05719.28
5.4.430.0070.07719.33
5.4.420.0130.07319.45
5.4.410.0100.07019.08
5.4.400.0070.07718.89
5.4.390.0000.06718.98
5.4.380.0130.07019.13
5.4.370.0070.06319.05
5.4.360.0030.04018.90
5.4.350.0130.07719.03
5.4.340.0100.07718.95
5.4.320.0070.07718.89
5.4.310.0070.07719.12
5.4.300.0070.05319.16
5.4.290.0070.07019.27
5.4.280.0070.05719.04
5.4.270.0030.07018.88
5.4.260.0100.07319.09
5.4.250.0070.08019.04
5.4.240.0170.06719.02
5.4.230.0070.06719.07
5.4.220.0100.07019.04
5.4.210.0130.07018.98
5.4.200.0130.06719.11
5.4.190.0070.07319.05
5.4.180.0100.03319.00
5.4.170.0030.04718.87
5.4.160.0070.06019.03
5.4.150.0130.05319.12
5.4.140.0100.07316.45
5.4.130.0000.07716.28
5.4.120.0070.07316.33
5.4.110.0030.06716.28
5.4.100.0130.04716.18
5.4.90.0100.06716.22
5.4.80.0030.06716.34
5.4.70.0030.04316.41
5.4.60.0070.07016.25
5.4.50.0070.06316.14
5.4.40.0070.04316.55
5.4.30.0070.05016.30
5.4.20.0070.04316.38
5.4.10.0030.04016.33
5.4.00.0030.07715.78
5.3.290.0170.07014.63
5.3.280.0100.07014.54
5.3.270.0170.06714.57
5.3.260.0030.04314.57
5.3.250.0030.08314.54
5.3.240.0070.05014.46
5.3.230.0000.07714.54
5.3.220.0100.04014.42
5.3.210.0100.07014.52
5.3.200.0070.07714.38
5.3.190.0030.06014.53
5.3.180.0130.07014.38
5.3.170.0070.06314.52
5.3.160.0100.03314.53
5.3.150.0130.06714.51
5.3.140.0070.06314.52
5.3.130.0000.04014.46
5.3.120.0070.06014.54
5.3.110.0070.04014.50
5.3.100.0070.06314.11
5.3.90.0130.04013.94
5.3.80.0100.07313.79
5.3.70.0070.04313.86
5.3.60.0070.03713.95
5.3.50.0100.03313.90
5.3.40.0100.04013.70
5.3.30.0000.08313.69
5.3.20.0130.03313.77
5.3.10.0030.06013.41
5.3.00.0070.03313.59
5.2.170.0070.06311.12
5.2.160.0000.04711.06
5.2.150.0030.05010.99
5.2.140.0130.03011.13
5.2.130.0070.04711.05
5.2.120.0070.05711.04
5.2.110.0100.05311.07
5.2.100.0030.04011.08
5.2.90.0070.04311.01
5.2.80.0030.05011.12
5.2.70.0030.05011.06
5.2.60.0030.04011.02
5.2.50.0030.05010.98
5.2.40.0030.03710.98
5.2.30.0070.06010.93
5.2.20.0030.05010.93
5.2.10.0030.05310.87
5.2.00.0000.06310.74
5.1.60.0000.0279.90
5.1.50.0030.0339.95
5.1.40.0030.0409.97
5.1.30.0070.03010.33
5.1.20.0030.05710.31
5.1.10.0030.04310.03
5.1.00.0030.05710.00
5.0.50.0030.0378.47
5.0.40.0070.0408.43
5.0.30.0000.0678.24
5.0.20.0000.0438.16
5.0.10.0030.0308.12
5.0.00.0030.0678.20
4.4.90.0000.0378.12
4.4.80.0070.0338.12
4.4.70.0030.0308.12
4.4.60.0070.0238.12
4.4.50.0070.0308.12
4.4.40.0030.0538.12
4.4.30.0030.0208.12
4.4.20.0030.0238.12
4.4.10.0000.0208.12
4.4.00.0070.0438.12
4.3.110.0030.0308.12
4.3.100.0130.0238.12
4.3.90.0070.0308.12
4.3.80.0030.0378.12
4.3.70.0070.0308.12
4.3.60.0000.0408.12
4.3.50.0100.0208.12
4.3.40.0070.0408.12
4.3.30.0000.0238.12
4.3.20.0000.0238.12
4.3.10.0030.0308.12
4.3.00.0000.0308.12

preferences:
58.72 ms | 401 KiB | 5 Q