3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(ctype_alpha('aa'));

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)
8.3.60.0130.00716.59
8.3.50.0080.01216.47
8.3.40.0090.01218.58
8.3.30.0030.01218.64
8.3.20.0000.00818.54
8.3.10.0090.00018.43
8.3.00.0090.00019.25
8.2.180.0120.00316.32
8.2.170.0140.00322.96
8.2.160.0120.00318.60
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00519.41
8.2.110.0030.00619.29
8.2.100.0040.00817.59
8.2.90.0050.00518.97
8.2.80.0100.00017.97
8.2.70.0000.00817.50
8.2.60.0040.00417.89
8.2.50.0060.00318.04
8.2.40.0040.00419.10
8.2.30.0030.00617.61
8.2.20.0030.00717.63
8.2.10.0040.00417.59
8.2.00.0000.00817.55
8.1.280.0150.00025.92
8.1.270.0050.00323.99
8.1.260.0040.00426.35
8.1.250.0050.00328.09
8.1.240.0030.00722.68
8.1.230.0110.00019.36
8.1.220.0000.00717.74
8.1.210.0000.00918.77
8.1.200.0040.00417.23
8.1.190.0000.00917.10
8.1.180.0000.00918.10
8.1.170.0000.01117.62
8.1.160.0070.00018.98
8.1.150.0040.00418.61
8.1.140.0000.00817.31
8.1.130.0030.00319.17
8.1.120.0070.00017.30
8.1.110.0030.00517.28
8.1.100.0030.00417.21
8.1.90.0000.00717.30
8.1.80.0040.00417.35
8.1.70.0030.00317.28
8.1.60.0000.00717.32
8.1.50.0000.00717.45
8.1.40.0040.00417.41
8.1.30.0000.00817.43
8.1.20.0030.00717.52
8.1.10.0000.00817.22
8.1.00.0060.00317.25
8.0.300.0040.00418.77
8.0.290.0040.00416.58
8.0.280.0030.00618.56
8.0.270.0030.00317.03
8.0.260.0000.00616.60
8.0.250.0070.00316.77
8.0.240.0080.00016.76
8.0.230.0030.00516.85
8.0.220.0030.00616.74
8.0.210.0000.00716.76
8.0.200.0080.00016.72
8.0.190.0000.00816.72
8.0.180.0000.00716.73
8.0.170.0030.00516.79
8.0.160.0000.00716.74
8.0.150.0000.00816.72
8.0.140.0000.00816.72
8.0.130.0030.00313.11
8.0.120.0040.00416.67
8.0.110.0040.00416.82
8.0.100.0000.00816.73
8.0.90.0070.00016.74
8.0.80.0070.00716.73
8.0.70.0050.00216.69
8.0.60.0040.00416.67
8.0.50.0080.00016.62
8.0.30.0120.00916.80
8.0.20.0080.01016.88
8.0.10.0000.00716.76
8.0.00.0100.00716.52
7.4.330.0000.00512.93
7.4.320.0030.00316.51
7.4.300.0060.00016.47
7.4.290.0000.00816.32
7.4.280.0000.00816.32
7.4.270.0040.00416.30
7.4.260.0000.00613.03
7.4.250.0080.00016.29
7.4.240.0040.00316.44
7.4.230.0030.00316.40
7.4.220.0090.00916.46
7.4.210.0060.01316.38
7.4.200.0030.00316.24
7.4.190.0000.00816.51
7.4.160.0090.00616.45
7.4.150.0030.01516.33
7.4.140.0130.01017.86
7.4.130.0000.02116.45
7.4.120.0000.01816.50
7.4.110.0090.00816.21
7.4.100.0090.00816.30
7.4.90.0230.00716.49
7.4.80.0150.00619.39
7.4.70.0090.01316.41
7.4.60.0090.00916.19
7.4.50.0050.00016.04
7.4.40.0000.01416.25
7.4.30.0060.01316.40
7.4.00.0030.01014.75
7.3.330.0000.00712.96
7.3.320.0030.00312.95
7.3.310.0000.00816.15
7.3.300.0030.00316.02
7.3.290.0090.00716.11
7.3.280.0040.01116.15
7.3.270.0160.00616.25
7.3.260.0080.01116.34
7.3.240.0160.00016.08
7.3.230.0120.00916.13
7.3.210.0090.01216.09
7.3.200.0060.01116.44
7.3.190.0030.01316.47
7.3.180.0060.00916.24
7.3.170.0190.00016.12
7.3.160.0110.00816.34
7.3.120.0100.00714.43
7.2.330.0140.00816.06
7.2.320.0150.00316.31
7.2.310.0110.01116.05
7.2.300.0110.00916.08
7.2.290.0070.01016.64
7.2.00.0060.00619.35
7.1.200.0250.00815.43
7.1.100.0030.00717.61
7.1.70.0030.00316.74
7.1.60.0060.00919.21
7.1.50.0030.01716.96
7.1.00.0030.07722.36
7.0.200.0000.01116.61
7.0.140.0070.07021.98
7.0.120.0030.06322.13
7.0.60.0030.08319.88
7.0.50.0000.04317.84
7.0.40.0030.04017.74
7.0.30.0030.04017.76
7.0.20.0100.03317.71
7.0.10.0030.04017.79
7.0.00.0030.05317.75
5.6.280.0070.07020.75
5.6.210.0070.05320.74
5.6.200.0000.04318.09
5.6.190.0030.04018.12
5.6.180.0000.05318.08
5.6.170.0030.04018.12
5.6.160.0030.05018.22
5.6.150.0070.03718.21
5.6.140.0070.03718.07
5.6.130.0070.05018.09
5.6.120.0100.03318.10
5.6.110.0030.04018.21
5.6.100.0030.04018.16
5.6.90.0030.04018.11
5.6.80.0030.04317.57
5.6.70.0000.05017.56
5.6.60.0070.04017.46
5.6.50.0030.04317.59
5.6.40.0100.07317.57
5.6.30.0130.06317.56
5.6.20.0030.07717.44
5.6.10.0100.07317.57
5.6.00.0130.06717.54
5.5.350.0200.07720.46
5.5.340.0030.04017.98
5.5.330.0000.04017.93
5.5.320.0030.04017.92
5.5.310.0030.04318.03
5.5.300.0030.03717.98
5.5.290.0100.03317.97
5.5.280.0030.04018.02
5.5.270.0030.04017.94
5.5.260.0000.04718.00
5.5.250.0070.03717.83
5.5.240.0030.05017.27
5.5.230.0030.06017.30
5.5.220.0070.04317.39
5.5.210.0200.05317.38
5.5.200.0000.04317.27
5.5.190.0070.08317.37
5.5.180.0130.06717.28
5.5.160.0100.07717.32
5.5.150.0130.07017.34
5.5.140.0070.07717.31
5.5.130.0070.07017.36
5.5.120.0130.07017.33
5.5.110.0070.07717.27
5.5.100.0070.07017.27
5.5.90.0070.06317.26
5.5.80.0030.05717.12
5.5.70.0070.07017.22
5.5.60.0030.05017.25
5.5.50.0070.07317.13
5.5.40.0070.07717.22
5.5.30.0070.04017.20
5.5.20.0100.03317.20
5.5.10.0130.05017.16
5.5.00.0070.05717.23
5.4.450.0030.04319.41
5.4.440.0030.05019.54
5.4.430.0100.03019.35
5.4.420.0000.04019.35
5.4.410.0070.03319.44
5.4.400.0030.03718.89
5.4.390.0070.06318.89
5.4.380.0030.07719.12
5.4.370.0100.07018.98
5.4.360.0130.03019.13
5.4.350.0030.07019.12
5.4.340.0070.07719.11
5.4.320.0100.07319.04
5.4.310.0030.07318.89
5.4.300.0130.07019.01
5.4.290.0100.07318.91
5.4.280.0070.05018.98
5.4.270.0100.07718.98
5.4.260.0100.07318.98
5.4.250.0130.07318.98
5.4.240.0100.04319.10
5.4.230.0070.04018.98
5.4.220.0070.04318.97
5.4.210.0100.07319.07
5.4.200.0000.08019.02
5.4.190.0030.05318.88
5.4.180.0200.06319.02
5.4.170.0170.06719.02
5.4.160.0100.06318.82
5.4.150.0100.04719.05
5.4.140.0070.04316.27
5.4.130.0000.08316.26
5.4.120.0070.04316.29
5.4.110.0030.03716.43
5.4.100.0030.07016.28
5.4.90.0000.06716.52
5.4.80.0070.06716.27
5.4.70.0130.06716.26
5.4.60.0070.06016.23
5.4.50.0070.07016.14
5.4.40.0030.04316.30
5.4.30.0130.05716.14
5.4.20.0100.07316.33
5.4.10.0070.06716.30
5.4.00.0070.05015.78
5.3.290.0070.07714.52
5.3.280.0100.06714.42
5.3.270.0100.07314.43
5.3.260.0170.05714.57
5.3.250.0100.07014.57
5.3.240.0100.04014.59
5.3.230.0070.07714.36
5.3.220.0130.06714.52
5.3.210.0200.06314.64
5.3.200.0130.05314.53
5.3.190.0070.08314.52
5.3.180.0070.04714.34
5.3.170.0100.06714.50
5.3.160.0100.04714.53
5.3.150.0070.06014.41
5.3.140.0200.06014.54
5.3.130.0070.07714.48
5.3.120.0070.07014.46
5.3.110.0030.08014.50
5.3.100.0100.03713.97
5.3.90.0100.07013.97
5.3.80.0170.07013.98
5.3.70.0030.08013.98
5.3.60.0100.06013.76
5.3.50.0130.07313.91
5.3.40.0000.08013.87
5.3.30.0100.06713.84
5.3.20.0070.07713.68
5.3.10.0030.05313.63
5.3.00.0030.03713.55
5.2.170.0000.04310.93
5.2.160.0000.07011.14
5.2.150.0070.06011.13
5.2.140.0030.05310.97
5.2.130.0100.05311.05
5.2.120.0070.04711.11
5.2.110.0000.04311.06
5.2.100.0030.04311.08
5.2.90.0070.05711.12
5.2.80.0030.05311.08
5.2.70.0130.05311.05
5.2.60.0100.05010.98
5.2.50.0030.04011.02
5.2.40.0070.03310.81
5.2.30.0030.06010.91
5.2.20.0100.06010.94
5.2.10.0100.03010.86
5.2.00.0100.05010.70
5.1.60.0030.0539.97
5.1.50.0000.0339.95
5.1.40.0030.0409.94
5.1.30.0100.05710.40
5.1.20.0070.03710.38
5.1.10.0070.0309.99
5.1.00.0070.05310.04
5.0.50.0030.0478.60
5.0.40.0000.0438.60
5.0.30.0070.0638.60
5.0.20.0030.0408.60
5.0.10.0000.0278.60
5.0.00.0000.0578.60
4.4.90.0030.0338.60
4.4.80.0030.0378.60
4.4.70.0000.0238.60
4.4.60.0030.0178.60
4.4.50.0000.0238.60
4.4.40.0000.0538.60
4.4.30.0000.0378.60
4.4.20.0070.0138.60
4.4.10.0100.0278.60
4.4.00.0000.0538.60
4.3.110.0000.0378.60
4.3.100.0000.0308.60
4.3.90.0030.0208.60
4.3.80.0030.0508.60
4.3.70.0100.0278.60
4.3.60.0000.0308.60
4.3.50.0000.0308.60
4.3.40.0000.0538.60
4.3.30.0030.0238.60
4.3.20.0100.0308.60
4.3.10.0000.0238.60
4.3.00.0000.0378.60

preferences:
55.86 ms | 401 KiB | 5 Q