3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "999999999999999999999999999999999999999999999999999999999999999999999999999"; var_dump($a);

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)
8.3.60.0180.00018.18
8.3.50.0260.00721.99
8.3.40.0060.01018.55
8.3.30.0100.00718.79
8.3.20.0040.00420.18
8.3.10.0070.00723.53
8.3.00.0080.00020.71
8.2.180.0090.00618.29
8.2.170.0190.00322.96
8.2.160.0120.00920.39
8.2.150.0000.00824.18
8.2.140.0140.00324.66
8.2.130.0000.00826.16
8.2.120.0040.00419.36
8.2.110.0040.00422.07
8.2.100.0110.00017.72
8.2.90.0040.00419.12
8.2.80.0040.00417.97
8.2.70.0000.01017.63
8.2.60.0050.00317.93
8.2.50.0050.00318.07
8.2.40.0050.00319.82
8.2.30.0040.00418.21
8.2.20.0040.00417.72
8.2.10.0000.00717.90
8.2.00.0060.00317.66
8.1.280.0170.00325.92
8.1.270.0040.00423.83
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0060.00323.83
8.1.230.0070.00319.12
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.22
8.1.190.0040.00417.10
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0050.00221.94
8.1.150.0040.00418.57
8.1.140.0040.00417.38
8.1.130.0030.00317.84
8.1.120.0000.00817.31
8.1.110.0040.00417.42
8.1.100.0070.00017.42
8.1.90.0030.00317.35
8.1.80.0040.00417.33
8.1.70.0000.00717.27
8.1.60.0030.00517.57
8.1.50.0070.00017.50
8.1.40.0040.00417.45
8.1.30.0030.00517.49
8.1.20.0030.00617.49
8.1.10.0000.00817.48
8.1.00.0040.00417.41
8.0.300.0070.00018.77
8.0.290.0040.00416.63
8.0.280.0000.00718.28
8.0.270.0030.00317.22
8.0.260.0060.00017.05
8.0.250.0000.00716.91
8.0.240.0060.00316.88
8.0.230.0030.00316.75
8.0.220.0000.00716.71
8.0.210.0100.00016.81
8.0.200.0000.00716.76
8.0.190.0050.00216.83
8.0.180.0050.00216.73
8.0.170.0060.00316.73
8.0.160.0080.00016.85
8.0.150.0070.00016.65
8.0.140.0000.00716.79
8.0.130.0000.00613.20
8.0.120.0040.00416.76
8.0.110.0000.00716.82
8.0.100.0000.00816.71
8.0.90.0050.00216.68
8.0.80.0090.01316.81
8.0.70.0000.00816.61
8.0.60.0030.00316.60
8.0.50.0000.00816.70
8.0.30.0110.00817.02
8.0.20.0110.00817.40
8.0.10.0030.00316.93
8.0.00.0060.01216.56
7.4.330.0050.00015.00
7.4.320.0070.00016.51
7.4.300.0040.00416.51
7.4.290.0060.00316.53
7.4.280.0000.00616.32
7.4.270.0030.00516.54
7.4.260.0100.00016.50
7.4.250.0000.00716.29
7.4.240.0020.00516.41
7.4.230.0030.00316.32
7.4.220.0110.00616.55
7.4.210.0100.00316.42
7.4.200.0050.00216.36
7.4.160.0040.01216.39
7.4.150.0070.01017.40
7.4.140.0090.00817.86
7.4.130.0230.01016.38
7.4.120.0070.00916.38
7.4.110.0110.01116.41
7.4.100.0150.00316.32
7.4.90.0130.00716.41
7.4.80.0100.01019.39
7.4.70.0120.00616.35
7.4.60.0100.00716.33
7.4.50.0000.00816.25
7.4.40.0090.00616.34
7.4.30.0060.01016.35
7.4.00.0050.00815.07
7.3.330.0050.00013.04
7.3.320.0030.00313.06
7.3.310.0030.00316.06
7.3.300.0070.00016.13
7.3.290.0030.01216.16
7.3.280.0110.00916.12
7.3.270.0090.00917.40
7.3.260.0160.00716.40
7.3.250.0110.00816.09
7.3.240.0120.01116.18
7.3.230.0030.01416.39
7.3.210.0180.00916.21
7.3.200.0110.00719.39
7.3.190.0090.00916.11
7.3.180.0080.00816.08
7.3.170.0080.00816.27
7.3.160.0100.01016.16
7.3.120.0100.00714.80
7.2.330.0140.01016.48
7.2.320.0080.00816.48
7.2.310.0060.01116.34
7.2.300.0030.01716.35
7.2.290.0040.01116.32
7.2.60.0090.00616.52
7.2.00.0060.00619.03
7.1.200.0000.01315.71
7.1.100.0000.01118.06
7.1.70.0040.01117.20
7.1.60.0040.00717.23
7.1.50.0000.01117.02
7.1.00.0100.07022.40
7.0.200.0070.01016.75
7.0.140.0030.07021.92
7.0.60.0070.03321.73
7.0.50.0130.05317.80
7.0.40.0070.04019.98
7.0.30.0200.03720.25
7.0.20.0200.04020.00
7.0.10.0100.03720.10
7.0.00.0100.03720.05
5.6.280.0070.07021.06
5.6.210.0000.08720.62
5.6.200.0100.08318.09
5.6.190.0130.03320.27
5.6.180.0130.04720.63
5.6.170.0270.06720.61
5.6.160.0070.04720.37
5.6.150.0030.05318.20
5.6.140.0000.06018.18
5.6.130.0130.04718.21
5.6.120.0030.05320.99
5.6.110.0030.07021.11
5.6.100.0170.08320.98
5.6.90.0070.05320.87
5.6.80.0070.07020.53
5.5.350.0200.07720.43
5.5.340.0070.03717.88
5.5.330.0070.08320.15
5.5.320.0270.06720.37
5.5.310.0170.04020.13
5.5.300.0070.04017.98
5.5.290.0100.04317.98
5.5.280.0170.07320.87
5.5.270.0070.04320.75
5.5.260.0000.09020.75
5.5.250.0200.07320.65
5.5.240.0070.06020.14
5.4.450.0030.07719.59
5.4.440.0000.04019.24
5.4.430.0030.04019.40
5.4.420.0000.08019.11
5.4.410.0130.07019.28
5.4.400.0130.04319.10
5.4.390.0030.06018.79
5.4.380.0030.07319.09
5.4.370.0070.07018.78
5.4.360.0000.05318.79
5.4.350.0030.06319.15
5.4.340.0070.05319.06
5.4.320.0030.08019.09
5.4.310.0030.05319.04
5.4.300.0030.07718.93
5.4.290.0070.07019.08
5.4.280.0030.07719.06
5.4.270.0070.04019.06
5.4.260.0030.06718.80
5.4.250.0070.05719.08
5.4.240.0030.08019.08
5.4.230.0000.07719.24
5.4.220.0000.07019.08
5.4.210.0000.08019.24
5.4.200.0030.04318.91
5.4.190.0000.08319.23
5.4.180.0100.06718.92
5.4.170.0000.07318.79
5.4.160.0000.07019.10
5.4.150.0000.08019.07
5.4.140.0070.06316.55
5.4.130.0000.04716.31
5.4.120.0070.07016.27
5.4.110.0030.05316.39
5.4.100.0000.05316.34
5.4.90.0070.07016.06
5.4.80.0070.04316.05
5.4.70.0000.06016.46
5.4.60.0030.05016.40
5.4.50.0030.03716.36
5.4.40.0070.04716.40
5.4.30.0070.03716.36
5.4.20.0070.07016.31
5.4.10.0030.07316.03
5.4.00.0000.07715.72
5.3.290.0070.06014.60
5.3.280.0000.06014.45
5.3.270.0000.08014.43
5.3.260.0000.07314.45
5.3.250.0030.06714.65
5.3.240.0030.07314.55
5.3.230.0100.06014.43
5.3.220.0030.07314.41
5.3.210.0000.08014.51
5.3.200.0070.06014.50
5.3.190.0030.07714.61
5.3.180.0070.05714.49
5.3.170.0000.08014.46
5.3.160.0030.07314.39
5.3.150.0030.05314.40
5.3.140.0030.04014.49
5.3.130.0000.05014.42
5.3.120.0000.05014.57
5.3.110.0100.07314.49
5.3.100.0100.05013.89
5.3.90.0030.07713.96
5.3.80.0000.07013.96
5.3.70.0070.07014.06
5.3.60.0000.07313.84
5.3.50.0030.07713.78
5.3.40.0000.05314.03
5.3.30.0030.04313.67
5.3.20.0000.06713.57
5.3.10.0030.04713.56
5.3.00.0030.07313.41
5.2.170.0070.03312.38
5.2.160.0000.04712.38
5.2.150.0000.04312.38
5.2.140.0030.06012.38
5.2.130.0030.05012.38
5.2.120.0000.03712.38
5.2.110.0030.04012.38
5.2.100.0000.06312.38
5.2.90.0030.04712.38
5.2.80.0070.04712.38
5.2.70.0030.04012.38
5.2.60.0070.05712.38
5.2.50.0070.05712.38
5.2.40.0000.06012.38
5.2.30.0070.06012.38
5.2.20.0030.05712.38
5.2.10.0130.05012.38
5.2.00.0070.05712.38
5.1.60.0030.04312.38
5.1.50.0030.05012.38
5.1.40.0030.03712.38
5.1.30.0000.06012.38
5.1.20.0000.05712.38
5.1.10.0070.05012.38
5.1.00.0000.04012.38
5.0.50.0030.03012.38
5.0.40.0070.02712.38
5.0.30.0000.05312.38
5.0.20.0030.03712.38
5.0.10.0030.03712.38
5.0.00.0030.06712.38
4.4.90.0030.02012.38
4.4.80.0030.02012.38
4.4.70.0000.03712.38
4.4.60.0030.03712.38
4.4.50.0000.02712.38
4.4.40.0030.05012.38
4.4.30.0000.02712.38
4.4.20.0000.03712.38
4.4.10.0000.03012.38
4.4.00.0000.05312.38
4.3.110.0000.03012.38
4.3.100.0030.02312.38
4.3.90.0070.03012.38
4.3.80.0000.03712.38
4.3.70.0000.01712.38
4.3.60.0030.01712.38
4.3.50.0030.01312.38
4.3.40.0000.02712.38
4.3.30.0000.02012.38
4.3.20.0070.03012.38
4.3.10.0030.03312.38
4.3.00.0030.03312.38

preferences:
37.27 ms | 401 KiB | 5 Q