3v4l.org

run code in 300+ PHP versions simultaneously
<?php $present=1; $min=1; $max=4; function sub() { global $present; global $max; global $min; if($present==$min) { $present=$max; } $present--; return $present; } echo sub();//it works only once echo sub(); echo sub(); ?>

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)
8.3.40.0130.00618.63
8.3.30.0120.00418.80
8.3.20.0080.00018.65
8.3.10.0040.00421.09
8.3.00.0030.00523.60
8.2.170.0000.01422.96
8.2.160.0100.00320.39
8.2.150.0090.00624.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00021.04
8.2.110.0000.01020.29
8.2.100.0060.00617.91
8.2.90.0040.00419.26
8.2.80.0050.00318.05
8.2.70.0050.00317.63
8.2.60.0030.00618.04
8.2.50.0000.00818.07
8.2.40.0020.00518.22
8.2.30.0000.00721.22
8.2.20.0000.00717.60
8.2.10.0040.00417.71
8.2.00.0030.00617.67
8.1.270.0000.00823.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.60
8.1.230.0110.00020.85
8.1.220.0050.00318.77
8.1.210.0000.00818.80
8.1.200.0060.00317.23
8.1.190.0040.00417.18
8.1.180.0080.00018.10
8.1.170.0060.00318.64
8.1.160.0000.00718.81
8.1.150.0000.00918.60
8.1.140.0040.00417.51
8.1.130.0030.00317.78
8.1.120.0030.00617.47
8.1.110.0030.00617.36
8.1.100.0000.00717.34
8.1.90.0040.00417.42
8.1.80.0080.00017.36
8.1.70.0030.00317.48
8.1.60.0040.00417.48
8.1.50.0060.00317.46
8.1.40.0000.00717.54
8.1.30.0050.00317.51
8.1.20.0050.00317.55
8.1.10.0050.00217.54
8.1.00.0040.00717.47
8.0.300.0070.00019.91
8.0.290.0000.00717.28
8.0.280.0030.00318.32
8.0.270.0000.00717.27
8.0.260.0000.00716.83
8.0.250.0050.00216.96
8.0.240.0040.00416.95
8.0.230.0050.00316.96
8.0.220.0000.00716.91
8.0.210.0000.00716.79
8.0.200.0030.00316.86
8.0.190.0040.00416.84
8.0.180.0070.00016.89
8.0.170.0000.00816.80
8.0.160.0040.00416.89
8.0.150.0030.00316.86
8.0.140.0040.00416.74
8.0.130.0030.00613.41
8.0.120.0080.00016.91
8.0.110.0040.00416.69
8.0.100.0040.00416.85
8.0.90.0000.00716.84
8.0.80.0120.00316.86
8.0.70.0000.00716.75
8.0.60.0080.00016.92
8.0.50.0040.00416.86
8.0.30.0120.01017.09
8.0.20.0110.00817.40
8.0.10.0000.00816.95
8.0.00.0100.01416.69
7.4.330.0050.00014.89
7.4.320.0030.00316.49
7.4.300.0030.00316.65
7.4.290.0030.00316.61
7.4.280.0030.00516.46
7.4.270.0000.00716.59
7.4.260.0070.00013.27
7.4.250.0030.00516.46
7.4.240.0070.00016.59
7.4.230.0070.00016.40
7.4.220.0060.01316.41
7.4.210.0080.00616.56
7.4.200.0040.00416.63
7.4.190.0000.00716.69
7.4.160.0090.00616.59
7.4.150.0070.00717.40
7.4.140.0150.01017.86
7.4.130.0050.01216.52
7.4.120.0050.01216.58
7.4.110.0060.01216.53
7.4.100.0130.00616.47
7.4.90.0140.00916.58
7.4.80.0100.00719.39
7.4.70.0100.00716.49
7.4.60.0070.01616.63
7.4.50.0030.00616.24
7.4.40.0070.00722.52
7.4.30.0090.00916.71
7.4.00.0090.00615.11
7.3.330.0060.00013.32
7.3.320.0020.00213.11
7.3.310.0000.00716.45
7.3.300.0030.00316.32
7.3.290.0040.01016.28
7.3.280.0120.00516.34
7.3.270.0150.00317.40
7.3.260.0080.01018.24
7.3.250.0120.00516.39
7.3.240.0060.01016.37
7.3.230.0090.01116.45
7.3.210.0130.00816.40
7.3.200.0150.00619.39
7.3.190.0130.00616.48
7.3.180.0140.00316.35
7.3.170.0120.00316.35
7.3.160.0060.00916.50
7.3.120.0110.00314.81
7.3.10.0070.00716.90
7.3.00.0000.01116.60
7.2.330.0130.00316.39
7.2.320.0100.01316.76
7.2.310.0060.01616.71
7.2.300.0070.01116.79
7.2.290.0040.01516.59
7.2.130.0000.01216.84
7.2.120.0090.00316.73
7.2.110.0080.00016.94
7.2.100.0040.00816.97
7.2.90.0100.00316.96
7.2.80.0070.00716.96
7.2.70.0040.01216.98
7.2.60.0080.00316.75
7.2.50.0060.00616.55
7.2.40.0030.00616.92
7.2.30.0000.01017.04
7.2.20.0070.00716.82
7.2.10.0040.00716.76
7.2.00.0030.00818.15
7.1.250.0040.01215.71
7.1.200.0040.00715.68
7.1.100.0080.00417.94
7.1.70.0030.00616.94
7.1.60.0160.01019.40
7.1.50.0110.01116.51
7.1.00.0030.03322.29
7.0.200.0050.00316.83
7.0.140.0100.06321.95
7.0.70.0030.08021.64
7.0.60.0000.07021.64
7.0.50.0070.07722.13
7.0.40.0000.09320.00
7.0.30.0030.07720.09
7.0.20.0030.08020.14
7.0.10.0030.08720.02
7.0.00.0030.08320.07
5.6.280.0070.07020.92
5.6.220.0070.07720.45
5.6.210.0030.08020.72
5.6.200.0070.08320.96
5.6.190.0100.07321.14
5.6.180.0130.07321.14
5.6.170.0130.07021.02
5.6.160.0030.08320.98
5.6.150.0070.07721.13
5.6.140.0070.08021.13
5.6.130.0030.08321.17
5.6.120.0100.07720.91
5.6.110.0070.08320.93
5.6.100.0070.08020.94
5.6.90.0070.08021.10
5.6.80.0030.05320.50
5.6.70.0000.07720.55
5.6.60.0070.07020.42
5.6.50.0100.08020.35
5.6.40.0030.05320.30
5.6.30.0030.07720.37
5.6.20.0100.07320.42
5.6.10.0030.06720.39
5.6.00.0070.07720.48
5.5.360.0030.07720.35
5.5.350.0000.07720.33
5.5.340.0070.07020.77
5.5.330.0130.07320.91
5.5.320.0100.07720.74
5.5.310.0070.07020.91
5.5.300.0100.05720.89
5.5.290.0070.08020.86
5.5.280.0000.09020.88
5.5.270.0070.07020.85
5.5.260.0030.08020.90
5.5.250.0070.08020.73
5.5.240.0070.08020.19
5.5.230.0170.07020.23
5.5.220.0130.06720.30
5.5.210.0070.07320.18
5.5.200.0070.05720.24
5.5.190.0070.08020.25
5.5.180.0070.07320.14
5.5.160.0070.06020.07
5.5.150.0130.07020.17
5.5.140.0130.07020.08
5.5.130.0030.07320.21
5.5.120.0130.07019.99
5.5.110.0030.07320.24
5.5.100.0100.06720.18
5.5.90.0030.08020.07
5.5.80.0030.07720.01
5.5.70.0070.08020.08
5.5.60.0070.08019.93
5.5.50.0030.07720.08
5.5.40.0030.05720.04
5.5.30.0030.05720.08
5.5.20.0100.06720.05
5.5.10.0170.06020.13
5.5.00.0030.07319.97
5.4.450.0100.05019.23
5.4.440.0070.05319.20
5.4.430.0130.06719.45
5.4.420.0030.06019.35
5.4.410.0030.08319.24
5.4.400.0130.05318.91
5.4.390.0070.07319.13
5.4.380.0070.07719.02
5.4.370.0070.08018.95
5.4.360.0030.08019.04
5.4.350.0030.07018.85
5.4.340.0030.08319.16
5.4.320.0100.06719.13
5.4.310.0000.05019.13
5.4.300.0100.06719.04
5.4.290.0100.06318.84
5.4.280.0030.07718.84
5.4.270.0030.07319.05
5.4.260.0100.06319.09
5.4.250.0070.06319.04
5.4.240.0030.07019.23
5.4.230.0030.05019.04
5.4.220.0030.07319.22
5.4.210.0030.06318.81
5.4.200.0030.06019.02
5.4.190.0100.04019.04
5.4.180.0030.08319.08
5.4.170.0030.06719.02
5.4.160.0130.07318.83
5.4.150.0070.05719.14
5.4.140.0030.06316.29
5.4.130.0030.07716.39
5.4.120.0030.07716.14
5.4.110.0070.07016.47
5.4.100.0000.07016.32
5.4.90.0000.05316.47
5.4.80.0030.07716.39
5.4.70.0000.04716.41
5.4.60.0000.07016.29
5.4.50.0070.07016.47
5.4.40.0000.05716.35
5.4.30.0070.07016.36
5.4.20.0100.05316.40
5.4.10.0030.07316.28
5.4.00.0070.06015.82
5.3.290.0070.07314.61
5.3.280.0070.07714.70
5.3.270.0000.08314.66
5.3.260.0000.08714.66
5.3.250.0070.07714.66
5.3.240.0100.06314.69
5.3.230.0070.06714.61
5.3.220.0030.07714.68
5.3.210.0070.06714.59
5.3.200.0030.07314.61
5.3.190.0070.08014.59
5.3.180.0000.06714.58
5.3.170.0030.05314.54
5.3.160.0000.06314.61
5.3.150.0030.07714.61
5.3.140.0100.05314.57
5.3.130.0070.06014.57
5.3.120.0030.07314.64
5.3.110.0030.07014.61
5.3.100.0070.07313.97
5.3.90.0030.07313.97
5.3.80.0000.06314.16
5.3.70.0030.04314.07
5.3.60.0070.05713.99
5.3.50.0030.05314.04
5.3.40.0030.07013.88
5.3.30.0030.06713.93
5.3.20.0030.07313.68
5.3.10.0030.07013.68
5.3.00.0070.07313.64
5.2.170.0030.03711.25
5.2.160.0000.06011.20
5.2.150.0000.06711.15
5.2.140.0070.05011.24
5.2.130.0070.04311.01
5.2.120.0030.05311.11
5.2.110.0000.06011.01
5.2.100.0030.05711.08
5.2.90.0070.05311.21
5.2.80.0030.06011.17
5.2.70.0030.06011.11
5.2.60.0000.05011.11
5.2.50.0030.06011.14
5.2.40.0070.06010.98
5.2.30.0070.05311.05
5.2.20.0030.04710.86
5.2.10.0000.06311.00
5.2.00.0030.04010.74
5.1.60.0000.02710.05
5.1.50.0030.06310.06
5.1.40.0030.0379.82
5.1.30.0000.05710.41
5.1.20.0070.05310.25
5.1.10.0100.05010.14
5.1.00.0030.0579.95
5.0.50.0000.0438.64
5.0.40.0000.0438.64
5.0.30.0000.0638.64
5.0.20.0030.0308.64
5.0.10.0000.0378.64
5.0.00.0070.0578.64
4.4.90.0000.0378.64
4.4.80.0000.0378.64
4.4.70.0000.0208.64
4.4.60.0070.0178.64
4.4.50.0000.0178.64
4.4.40.0000.0278.64
4.4.30.0070.0208.64
4.4.20.0070.0308.64
4.4.10.0000.0308.64
4.4.00.0000.0478.64
4.3.110.0030.0338.64
4.3.100.0030.0338.64
4.3.90.0000.0278.64
4.3.80.0000.0508.64
4.3.70.0070.0208.64
4.3.60.0000.0308.64
4.3.50.0070.0278.64
4.3.40.0000.0578.64
4.3.30.0030.0308.64
4.3.20.0030.0308.64
4.3.10.0030.0378.64
4.3.00.0070.0238.64

preferences:
45.26 ms | 400 KiB | 5 Q