3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=(bool)'a'; var_dump('' == $a and 'a' == $a and '' === (string)$a and 'a' === (string)$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)
8.3.60.0070.01418.43
8.3.50.0260.01021.27
8.3.40.0140.00018.57
8.3.30.0100.01018.71
8.3.20.0090.00020.17
8.3.10.0050.00221.73
8.3.00.0030.00519.56
8.2.180.0090.00918.54
8.2.170.0040.01122.96
8.2.160.0130.00020.35
8.2.150.0080.00024.18
8.2.140.0100.01024.66
8.2.130.0030.00626.16
8.2.120.0030.00617.50
8.2.110.0060.00322.11
8.2.100.0090.00317.50
8.2.90.0050.00319.26
8.2.80.0000.00917.97
8.2.70.0040.00417.63
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0040.00421.04
8.2.30.0040.00419.72
8.2.20.0040.00417.65
8.2.10.0040.00417.98
8.2.00.0000.00718.05
8.1.280.0130.00325.92
8.1.270.0060.00320.25
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0060.00322.54
8.1.230.0090.00317.42
8.1.220.0000.00817.74
8.1.210.0000.00918.77
8.1.200.0060.00317.22
8.1.190.0000.00817.12
8.1.180.0000.00718.10
8.1.170.0030.00618.45
8.1.160.0040.00422.01
8.1.150.0040.00418.93
8.1.140.0060.00317.45
8.1.130.0000.00717.57
8.1.120.0040.00417.48
8.1.110.0040.00417.44
8.1.100.0040.00317.42
8.1.90.0040.00417.35
8.1.80.0100.00017.36
8.1.70.0040.00417.41
8.1.60.0030.00617.54
8.1.50.0030.00517.51
8.1.40.0000.00817.51
8.1.30.0030.00517.60
8.1.20.0000.00717.66
8.1.10.0050.00217.44
8.1.00.0070.00317.28
8.0.300.0000.00818.77
8.0.290.0000.00716.75
8.0.280.0030.00518.44
8.0.270.0000.00717.24
8.0.260.0050.00217.24
8.0.250.0070.00016.89
8.0.240.0030.00317.06
8.0.230.0070.00017.02
8.0.220.0030.00316.87
8.0.210.0070.00016.84
8.0.200.0030.00316.88
8.0.190.0030.00517.05
8.0.180.0000.00716.88
8.0.170.0050.00316.79
8.0.160.0000.00716.95
8.0.150.0030.00316.91
8.0.140.0070.00016.83
8.0.130.0030.00313.32
8.0.120.0060.00316.81
8.0.110.0000.00716.82
8.0.100.0000.00716.81
8.0.90.0040.00416.82
8.0.80.0070.01616.92
8.0.70.0000.00716.76
8.0.60.0000.00717.01
8.0.50.0040.00416.86
8.0.30.0110.00717.12
8.0.20.0060.01617.40
8.0.10.0040.00417.02
8.0.00.0090.00916.79
7.4.330.0000.00615.14
7.4.320.0000.00816.63
7.4.300.0030.00316.55
7.4.290.0030.00616.64
7.4.280.0070.00316.51
7.4.270.0040.00316.63
7.4.260.0040.00416.38
7.4.250.0080.00016.56
7.4.240.0000.00716.61
7.4.230.0030.00316.59
7.4.220.0100.01316.50
7.4.210.0080.00616.39
7.4.200.0030.00616.71
7.4.160.0090.00616.68
7.4.150.0120.00617.40
7.4.140.0110.00817.86
7.4.130.0070.01016.43
7.4.120.0110.00516.46
7.4.110.0030.01416.52
7.4.100.0030.01616.44
7.4.90.0100.00716.47
7.4.80.0060.01519.39
7.4.70.0150.00616.67
7.4.60.0070.01316.61
7.4.50.0040.00416.49
7.4.40.0060.01216.64
7.4.30.0130.01016.61
7.4.00.0100.00714.96
7.3.330.0050.00013.02
7.3.320.0060.00013.01
7.3.310.0030.00316.11
7.3.300.0030.00316.26
7.3.290.0090.00716.29
7.3.280.0110.00816.33
7.3.270.0070.01017.40
7.3.260.0100.00716.52
7.3.250.0100.00716.28
7.3.240.0060.01116.37
7.3.230.0160.01716.48
7.3.210.0030.01316.50
7.3.200.0110.00819.39
7.3.190.0110.00716.50
7.3.180.0000.01516.17
7.3.170.0090.01216.61
7.3.160.0030.01616.25
7.2.330.0090.00816.38
7.2.320.0060.01616.43
7.2.310.0070.01016.63
7.2.300.0030.01216.31
7.2.290.0070.01316.46
7.2.00.0230.00518.54
7.1.100.0030.01518.12
7.1.70.0060.00617.03
7.1.60.0100.01420.03
7.1.50.0000.01116.91
7.1.00.0070.07322.36
7.0.200.0000.00716.70
7.0.60.0030.04319.92
7.0.50.0000.08317.79
7.0.40.0070.05320.12
7.0.30.0300.06020.30
7.0.20.0230.05020.18
7.0.10.0030.04720.16
7.0.00.0100.08320.29
5.6.280.0070.06321.12
5.6.210.0070.08320.61
5.6.200.0200.06318.22
5.6.190.0030.05020.41
5.6.180.0300.07320.43
5.6.170.0270.08020.71
5.6.160.0000.08020.49
5.6.150.0170.06318.19
5.6.140.0000.04018.11
5.6.130.0130.04718.11
5.6.120.0000.04320.99
5.6.110.0100.07720.97
5.6.100.0030.08720.88
5.6.90.0100.08321.02
5.6.80.0130.06320.37
5.6.70.3270.04020.46
5.5.350.0330.07320.32
5.5.340.0030.04017.98
5.5.330.0070.07320.45
5.5.320.0270.07720.26
5.5.310.0130.04720.50
5.5.300.0030.04717.95
5.5.290.0130.04017.92
5.5.280.0030.04320.96
5.5.270.0030.04320.86
5.5.260.0070.06020.83
5.5.250.0070.04020.68
5.5.240.0270.07320.14
5.4.450.0630.06319.63
5.4.440.0770.05319.60
5.4.430.0800.04319.62
5.4.420.0800.07019.48
5.4.410.0800.05319.28
5.4.400.0700.05319.15
5.4.390.0900.04318.80
5.4.380.0770.05319.14
5.4.370.0770.05318.94
5.4.360.0770.05719.30
5.4.350.0700.05718.99
5.4.340.0770.05319.15
5.4.320.0900.07018.94
5.4.310.0830.04719.11
5.4.300.0730.05318.91
5.4.290.1030.05018.94
5.4.280.0830.06018.94
5.4.270.0770.05318.80
5.4.260.0770.04319.14
5.4.250.0730.05719.27
5.4.240.0730.04719.14
5.4.230.0770.05319.29
5.4.220.0630.05719.33
5.4.210.0670.05318.95
5.4.200.0830.04316.77
5.4.190.0730.04719.07
5.4.180.0770.05319.25
5.4.170.0770.05719.31
5.4.160.0830.04319.07
5.4.150.0730.05718.92
5.4.140.0800.04716.27
5.4.130.0700.06016.28
5.4.120.0770.05316.46
5.4.110.0730.05016.30
5.4.100.0770.05016.38
5.4.90.0670.06016.33
5.4.80.0700.05716.30
5.4.70.0770.05316.44
5.4.60.0770.04716.31
5.4.50.0800.04316.34
5.4.40.0700.04716.33
5.4.30.0670.06016.21
5.4.20.0670.05016.25
5.4.10.0830.04016.29
5.4.00.0900.03716.05

preferences:
64.47 ms | 401 KiB | 5 Q