3v4l.org

run code in 300+ PHP versions simultaneously
<?php $int = 1; $str = $int . "a"; var_dump(gettype($str));

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)
8.3.60.0070.00718.27
8.3.50.0150.00721.27
8.3.40.0090.00618.54
8.3.30.0090.00420.22
8.3.20.0000.00720.16
8.3.10.0040.00421.96
8.3.00.0060.00322.45
8.2.180.0170.00318.16
8.2.170.0110.00322.96
8.2.160.0110.00322.20
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0030.00520.59
8.2.110.0060.00322.33
8.2.100.0130.00017.91
8.2.90.0080.00019.22
8.2.80.0000.00719.39
8.2.70.0060.00317.50
8.2.60.0050.00317.93
8.2.50.0080.00018.07
8.2.40.0000.01018.34
8.2.30.0040.00419.56
8.2.20.0080.00017.73
8.2.10.0030.00617.75
8.2.00.0000.00717.78
8.1.280.0110.00725.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0030.01028.09
8.1.240.0100.00023.79
8.1.230.0090.00318.99
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.35
8.1.190.0050.00317.40
8.1.180.0060.00318.10
8.1.170.0030.00518.66
8.1.160.0040.00418.93
8.1.150.0070.00018.62
8.1.140.0060.00317.49
8.1.130.0000.00817.80
8.1.120.0040.00417.48
8.1.110.0040.00417.47
8.1.100.0040.00417.46
8.1.90.0000.00817.43
8.1.80.0070.00017.44
8.1.70.0030.00317.43
8.1.60.0030.00617.45
8.1.50.0040.00417.52
8.1.40.0000.00817.49
8.1.30.0040.00417.57
8.1.20.0030.00517.64
8.1.10.0040.00417.55
8.1.00.0000.01117.53
8.0.300.0060.00318.77
8.0.290.0040.00417.17
8.0.280.0040.00418.42
8.0.270.0070.00017.26
8.0.260.0000.00716.87
8.0.250.0000.00716.92
8.0.240.0030.00517.02
8.0.230.0030.00516.98
8.0.220.0040.00416.79
8.0.210.0000.00716.88
8.0.200.0030.00316.95
8.0.190.0000.00816.95
8.0.180.0000.00716.86
8.0.170.0030.00516.91
8.0.160.0040.00416.87
8.0.150.0000.00716.88
8.0.140.0040.00416.83
8.0.130.0030.00313.24
8.0.120.0000.00816.80
8.0.110.0040.00416.80
8.0.100.0000.00816.67
8.0.90.0020.00516.83
8.0.80.0040.01116.95
8.0.70.0000.00716.94
8.0.60.0050.00216.99
8.0.50.0040.00416.68
8.0.30.0080.01017.06
8.0.20.0090.00917.40
8.0.10.0040.00417.03
8.0.00.0090.00816.68
7.4.330.0000.00514.92
7.4.320.0030.00316.63
7.4.300.0030.00316.67
7.4.290.0030.00316.56
7.4.280.0000.00816.49
7.4.270.0030.00316.61
7.4.260.0030.00313.25
7.4.250.0060.00316.57
7.4.240.0020.00516.49
7.4.230.0030.00316.56
7.4.220.0130.01216.62
7.4.210.0110.00616.56
7.4.200.0020.00516.61
7.4.190.0070.00016.72
7.4.160.0100.00616.47
7.4.150.0090.00917.40
7.4.140.0060.01317.86
7.4.130.0080.00816.51
7.4.120.0100.00716.50
7.4.110.0130.00316.56
7.4.100.0160.01016.63
7.4.90.0100.00716.38
7.4.80.0120.00919.39
7.4.70.0030.01316.48
7.4.60.0070.01116.76
7.4.50.0000.00416.58
7.4.40.0070.01022.77
7.4.30.0110.01116.30
7.4.00.0060.00614.74
7.3.330.0050.00013.10
7.3.320.0000.00612.90
7.3.310.0000.00716.20
7.3.300.0000.00716.17
7.3.290.0150.00016.25
7.3.280.0100.00616.17
7.3.270.0090.00917.40
7.3.260.0180.00016.08
7.3.250.0110.00616.43
7.3.240.0070.01116.44
7.3.230.0130.00316.39
7.3.210.0090.00916.20
7.3.200.0150.00919.39
7.3.190.0140.00716.24
7.3.180.0100.01016.20
7.3.170.0160.00316.45
7.3.160.0120.00816.34
7.3.120.0030.01114.69
7.2.330.0090.00916.46
7.2.320.0070.01016.34
7.2.310.0090.00916.57
7.2.300.0060.01016.53
7.2.290.0120.00616.43
7.2.00.0030.01018.90
7.1.100.0060.00917.97
7.1.70.0000.00717.16
7.1.60.0070.01719.21
7.1.50.0170.00716.79
7.1.00.0100.06722.46
7.0.200.0050.00216.55
7.0.140.0030.07321.97
7.0.100.0130.03019.89
7.0.90.0100.04719.96
7.0.80.0100.03719.97
7.0.70.0230.03319.91
7.0.60.0030.04319.91
7.0.50.0070.04020.20
7.0.40.0100.04020.00
7.0.30.0030.04319.95
7.0.20.0100.04020.14
7.0.10.0030.04319.95
7.0.00.0030.03720.14
5.6.280.0000.07721.09
5.6.250.0030.04720.56
5.6.240.0030.04020.71
5.6.230.0130.03320.65
5.6.220.0130.03020.57
5.6.210.0030.04320.75
5.6.200.0130.03721.11
5.6.190.0100.03721.08
5.6.180.0030.04321.07
5.6.170.0070.04021.16
5.6.160.0000.04321.13
5.6.150.0000.03721.16
5.6.140.0130.03320.93
5.6.130.0030.03720.99
5.6.120.0000.03721.04
5.6.110.0130.02721.02
5.6.100.0030.03721.16
5.6.90.0030.03721.04
5.6.80.0030.03320.39
5.6.70.0000.03720.39
5.6.60.0000.03720.50
5.6.50.0070.03320.48
5.6.40.0070.03320.34
5.6.30.0100.05320.30
5.6.20.0000.05020.35
5.6.10.0030.04020.37
5.6.00.0130.03720.44
5.5.380.0000.04320.39
5.5.370.0070.03720.50
5.5.360.0030.06320.37
5.5.350.0070.07020.47
5.5.340.0000.04720.64
5.5.330.0000.04320.92
5.5.320.0000.04720.73
5.5.310.0100.03720.82
5.5.300.0000.05320.89
5.5.290.0070.03720.79
5.5.280.0070.04020.60
5.5.270.0000.04720.90
5.5.260.0130.03320.85
5.5.250.0030.03320.66
5.5.240.0000.05020.14
5.5.230.0070.03020.24
5.5.220.0000.03720.13
5.5.210.0030.03320.16
5.5.200.0070.08319.98
5.5.190.0100.03720.21
5.5.180.0030.05020.17
5.5.160.0030.06320.14
5.5.150.0030.07320.13
5.5.140.0070.08020.23
5.5.130.0070.05720.13
5.5.120.0030.08020.05
5.5.110.0100.07320.23
5.5.100.0130.06320.09
5.5.90.0070.04320.09
5.5.80.0030.05319.94
5.5.70.0030.08020.05
5.5.60.0070.04320.05
5.5.50.0070.06020.14
5.5.40.0030.05020.05
5.5.30.0100.07719.92
5.5.20.0170.06020.12
5.5.10.0130.06020.00
5.5.00.0070.07720.03
5.4.450.0030.03319.55
5.4.440.0070.03319.46
5.4.430.0030.04019.35
5.4.420.0070.03719.13
5.4.410.0070.03319.45
5.4.400.0070.02719.23
5.4.390.0000.04719.07
5.4.380.0000.03719.05
5.4.370.0000.03319.14
5.4.360.0100.06319.20
5.4.350.0100.06719.06
5.4.340.0130.07019.05
5.4.320.0000.07718.96
5.4.310.0030.04319.13
5.4.300.0070.07019.14
5.4.290.0100.07319.12
5.4.280.0130.06719.11
5.4.270.0100.03719.12
5.4.260.0070.06019.02
5.4.250.0070.07019.22
5.4.240.0000.04319.09
5.4.230.0030.04019.22
5.4.220.0100.06719.14
5.4.210.0130.07019.21
5.4.200.0100.08019.07
5.4.190.0130.06319.22
5.4.180.0100.07319.13
5.4.170.0030.06319.02
5.4.160.0100.06718.88
5.4.150.0030.06319.05
5.4.140.0070.06316.35
5.4.130.0100.06316.34
5.4.120.0070.06316.29
5.4.110.0100.03716.20
5.4.100.0000.07716.44
5.4.90.0070.06016.45
5.4.80.0100.06716.30
5.4.70.0070.06016.36
5.4.60.0070.07316.21
5.4.50.0030.07016.23
5.4.40.0070.03716.27
5.4.30.0070.06016.27
5.4.20.0030.04316.27
5.4.10.0030.04716.40
5.4.00.0070.06315.71
5.3.290.0100.05714.65
5.3.280.0070.04314.45
5.3.270.0070.07714.59
5.3.260.0070.06014.51
5.3.250.0100.04014.59
5.3.240.0070.06714.54
5.3.230.0070.07314.41
5.3.220.0030.07714.52
5.3.210.0030.08314.40
5.3.200.0070.08014.42
5.3.190.0100.06014.42
5.3.180.0070.07314.42
5.3.170.0100.04014.54
5.3.160.0100.04014.55
5.3.150.0070.06014.42
5.3.140.0030.07314.55
5.3.130.0030.04714.53
5.3.120.0100.06314.53
5.3.110.0070.05314.48
5.3.100.0100.06714.02
5.3.90.0100.06013.97
5.3.80.0070.03713.87
5.3.70.0070.05013.87
5.3.60.0100.06013.77
5.3.50.0000.06013.90
5.3.40.0030.07013.92
5.3.30.0070.05013.90
5.3.20.0000.05713.46
5.3.10.0130.02713.51
5.3.00.0070.04013.54
5.2.170.0070.03712.21
5.2.160.0030.03312.21
5.2.150.0130.03012.21
5.2.140.0100.05312.21
5.2.130.0100.05312.21
5.2.120.0100.02712.21
5.2.110.0030.05712.21
5.2.100.0030.04712.21
5.2.90.0030.06312.21
5.2.80.0030.04312.21
5.2.70.0070.06012.21
5.2.60.0070.05012.21
5.2.50.0100.03712.21
5.2.40.0000.05712.21
5.2.30.0030.05712.21
5.2.20.0100.05312.21
5.2.10.0030.04312.21
5.2.00.0000.04012.21
5.1.60.0100.04712.21
5.1.50.0070.04312.21
5.1.40.0070.06012.21
5.1.30.0100.03712.21
5.1.20.0030.03012.21
5.1.10.0030.02312.21
5.1.00.0000.05012.21
5.0.50.0070.02312.21
5.0.40.0070.03012.21
5.0.30.0000.06712.21
5.0.20.0070.03312.21
5.0.10.0030.01712.21
5.0.00.0030.03312.21
4.4.90.0070.03312.21
4.4.80.0000.01712.21
4.4.70.0000.03312.21
4.4.60.0000.02712.21
4.4.50.0000.03712.21
4.4.40.0030.03312.21
4.4.30.0070.03012.21
4.4.20.0000.02012.21
4.4.10.0000.03312.21
4.4.00.0000.03312.21
4.3.110.0000.02312.21
4.3.100.0000.03312.21
4.3.90.0100.02312.21
4.3.80.0000.05712.21
4.3.70.0000.03312.21
4.3.60.0000.02312.21
4.3.50.0000.02012.21
4.3.40.0000.05312.21
4.3.30.0000.02712.21
4.3.20.0030.01312.21
4.3.10.0000.02312.21
4.3.00.0030.01712.21

preferences:
47.12 ms | 401 KiB | 5 Q