3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "a"; echo $b = "$a"+1; type($b);

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)
8.3.40.0150.00018.79
8.3.30.0030.01519.09
8.3.20.0060.00320.48
8.3.10.0040.00422.08
8.3.00.0040.00422.34
8.2.170.0070.00722.96
8.2.160.0100.00319.21
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0120.00626.16
8.2.120.0080.00019.64
8.2.110.0040.00420.52
8.2.100.0040.00719.33
8.2.90.0000.00819.17
8.2.80.0000.00919.40
8.2.70.0050.00317.38
8.2.60.0030.00618.04
8.2.50.0090.00018.07
8.2.40.0000.00818.09
8.2.30.0050.00517.89
8.2.20.0000.00717.64
8.2.10.0040.00417.84
8.2.00.0040.00417.59
8.1.270.0000.00822.02
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0030.00622.29
8.1.230.0120.00020.79
8.1.220.0000.00817.79
8.1.210.0030.00518.77
8.1.200.0030.00617.35
8.1.190.0000.00817.39
8.1.180.0050.00318.62
8.1.170.0060.00618.46
8.1.160.0070.00022.09
8.1.150.0040.00418.58
8.1.140.0040.00417.29
8.1.130.0070.00017.70
8.1.120.0000.00717.41
8.1.110.0080.00017.25
8.1.100.0000.00717.30
8.1.90.0050.00317.46
8.1.80.0000.00717.31
8.1.70.0000.00717.48
8.1.60.0090.00017.64
8.1.50.0040.00417.42
8.1.40.0000.00717.52
8.1.30.0070.00017.66
8.1.20.0030.00617.68
8.1.10.0040.00417.56
8.1.00.0000.00817.48
8.0.300.0000.00718.77
8.0.290.0030.00316.80
8.0.280.0030.00318.31
8.0.270.0030.00317.20
8.0.260.0070.00016.86
8.0.250.0030.00316.95
8.0.240.0060.00316.89
8.0.230.0000.00716.94
8.0.220.0070.00016.77
8.0.210.0000.00716.78
8.0.200.0070.00016.93
8.0.190.0070.00416.85
8.0.180.0000.00716.80
8.0.170.0040.00416.94
8.0.160.0040.00416.93
8.0.150.0040.00416.75
8.0.140.0040.00316.91
8.0.130.0000.00513.41
8.0.120.0050.00316.85
8.0.110.0000.00816.76
8.0.100.0070.00016.91
8.0.90.0050.00216.88
8.0.80.0060.00916.81
8.0.70.0040.00416.79
8.0.60.0000.00716.85
8.0.50.0040.00416.84
8.0.30.0140.00717.19
8.0.20.0050.01417.40
8.0.10.0000.00716.89
8.0.00.0100.00716.73
7.4.330.0000.00515.00
7.4.320.0060.00016.50
7.4.300.0030.00316.36
7.4.290.0030.00316.49
7.4.280.0000.00716.53
7.4.270.0040.00416.52
7.4.260.0070.00016.38
7.4.250.0030.00516.55
7.4.240.0030.00316.52
7.4.230.0030.00316.59
7.4.220.0070.01116.50
7.4.210.0110.00516.51
7.4.200.0000.00716.64
7.4.190.0030.00316.74
7.4.160.0110.00416.59
7.4.150.0100.01017.40
7.4.140.0150.00717.86
7.4.130.0150.00516.72
7.4.120.0100.00716.63
7.4.110.0060.01016.44
7.4.100.0130.01016.48
7.4.90.0090.00916.55
7.4.80.0090.00919.39
7.4.70.0070.01516.38
7.4.60.0090.01216.49
7.4.50.0080.00016.30
7.4.40.0000.01422.77
7.4.30.0160.00016.52
7.4.00.0030.01314.76
7.3.330.0000.00513.16
7.3.320.0060.00013.19
7.3.310.0040.00416.46
7.3.300.0000.00616.30
7.3.290.0060.01416.27
7.3.280.0100.00816.37
7.3.270.0000.01717.40
7.3.260.0080.00816.37
7.3.250.0130.00516.51
7.3.240.0160.00616.45
7.3.230.0090.00616.45
7.3.210.0100.00616.51
7.3.200.0100.00719.39
7.3.190.0120.01116.39
7.3.180.0130.00716.41
7.3.170.0030.01416.44
7.3.160.0080.00816.48
7.3.120.0070.01014.83
7.3.10.0000.01116.48
7.3.00.0000.01516.72
7.2.330.0060.01216.32
7.2.320.0070.01016.61
7.2.310.0130.00316.41
7.2.300.0040.01216.51
7.2.290.0030.01316.70
7.2.130.0050.00516.68
7.2.120.0080.00816.89
7.2.110.0060.00616.82
7.2.100.0040.01016.60
7.2.90.0080.01217.12
7.2.80.0030.01416.80
7.2.70.0130.00816.55
7.2.60.0060.00916.84
7.2.50.0100.01016.99
7.2.40.0070.01016.88
7.2.30.0090.00617.09
7.2.20.0100.00316.91
7.2.10.0040.01116.71
7.2.00.0020.01017.87
7.1.250.0000.01415.74
7.1.200.0000.01315.63
7.1.100.0080.00418.06
7.1.70.0030.00717.12
7.1.60.0070.01719.82
7.1.50.0040.01416.92
7.1.00.0070.04022.35
7.0.200.0000.00716.82
7.0.140.0030.07322.05
7.0.110.0370.03319.94
7.0.100.0270.03320.07
7.0.90.0470.04019.88
7.0.80.0500.04019.90
7.0.70.0630.07720.00
7.0.60.0670.08020.00
7.0.50.0730.06720.36
7.0.40.0100.08320.13
7.0.30.0130.07720.24
7.0.20.0030.08720.27
7.0.10.0070.07719.95
7.0.00.0100.06720.05
5.6.280.0070.07021.14
5.6.260.0000.04320.57
5.6.250.0070.04320.67
5.6.240.0100.03320.55
5.6.230.0070.04020.70
5.6.220.0000.08720.61
5.6.210.0070.08020.56
5.6.200.0070.04021.12
5.6.190.0130.08320.94
5.6.180.0000.08721.05
5.6.170.0070.09021.11
5.6.160.0070.05021.11
5.6.150.0230.06721.01
5.6.140.0000.05721.13
5.6.130.0070.04321.28
5.6.120.0030.08721.28
5.6.110.0200.07021.12
5.6.100.0070.07320.96
5.6.90.0070.07321.00
5.6.80.0100.07320.57
5.6.70.0100.07720.30
5.6.60.0100.06720.34
5.6.50.0070.04020.43
5.6.40.0200.07020.38
5.6.30.0100.07320.62
5.6.20.0170.07020.36
5.6.10.0130.07720.48
5.6.00.0030.08020.28
5.5.380.0030.04320.50
5.5.370.0030.04320.56
5.5.360.0070.08020.23
5.5.350.0030.07720.47
5.5.340.0170.07021.00
5.5.330.0030.08321.04
5.5.320.0100.04720.96
5.5.310.0100.07720.83
5.5.300.0030.07720.88
5.5.290.0000.08320.96
5.5.280.0030.08020.80
5.5.270.0030.08720.89
5.5.260.0030.07720.69
5.5.250.0070.08020.60
5.5.240.0100.07320.39
5.5.230.0130.07320.18
5.5.220.0200.05020.33
5.5.210.0070.08020.15
5.5.200.0000.06320.30
5.5.190.0130.07020.29
5.5.180.0070.07720.21
5.5.160.0000.06720.21
5.5.150.0100.06720.35
5.5.140.0300.05720.22
5.5.130.0030.07720.24
5.5.120.0170.07320.15
5.5.110.0070.04320.14
5.5.100.0130.06720.17
5.5.90.0100.07719.97
5.5.80.0070.04720.15
5.5.70.0130.07020.13
5.5.60.0070.08020.17
5.5.50.0170.06320.12
5.5.40.0130.07720.08
5.5.30.0270.06719.99
5.5.20.0030.08020.24
5.5.10.0000.08019.92
5.5.00.0100.07020.00
5.4.450.0030.08019.41
5.4.440.0030.04319.44
5.4.430.0030.07719.39
5.4.420.0030.04719.27
5.4.410.0200.06319.15
5.4.400.0130.06719.14
5.4.390.0070.07019.12
5.4.380.0170.06318.98
5.4.370.0070.06019.02
5.4.360.0070.07719.27
5.4.350.0100.06319.10
5.4.340.0070.04718.96
5.4.320.0070.04719.03
5.4.310.0130.04018.93
5.4.300.0100.06319.07
5.4.290.0130.06718.95
5.4.280.0000.08319.17
5.4.270.0100.07019.12
5.4.260.0070.07018.92
5.4.250.0070.08018.97
5.4.240.0030.07719.02
5.4.230.0070.08318.95
5.4.220.0000.08019.17
5.4.210.0000.05018.95
5.4.200.0170.06718.99
5.4.190.0100.07019.26
5.4.180.0030.08319.16
5.4.170.0000.08018.94
5.4.160.0130.06319.05
5.4.150.0100.07319.25
5.4.140.0000.05316.36
5.4.130.0100.07316.25
5.4.120.0030.08016.46
5.4.110.0130.07016.29
5.4.100.0100.06716.23
5.4.90.0200.06016.37
5.4.80.0100.06316.39
5.4.70.0070.07016.39
5.4.60.0030.07016.45
5.4.50.0170.06016.39
5.4.40.0070.07016.22
5.4.30.0070.07316.22
5.4.20.0070.04016.50
5.4.10.0030.08016.34
5.4.00.0000.07315.63
5.3.290.0070.08014.60
5.3.280.0170.07014.49
5.3.270.0030.07714.50
5.3.260.0170.06314.59
5.3.250.0130.07014.50
5.3.240.0130.06714.54
5.3.230.0000.05314.48
5.3.220.0070.07714.42
5.3.210.0100.07014.36
5.3.200.0100.04014.35
5.3.190.0100.07014.57
5.3.180.0100.07314.50
5.3.170.0070.06714.57
5.3.160.0130.06314.44
5.3.150.0030.04314.48
5.3.140.0000.08014.56
5.3.130.0000.08014.42
5.3.120.0100.07314.39
5.3.110.0100.07014.48
5.3.100.0170.06713.88
5.3.90.0070.07014.01
5.3.80.0100.07714.09
5.3.70.0070.04013.89
5.3.60.0100.07714.06
5.3.50.0030.07713.95
5.3.40.0100.06713.74
5.3.30.0100.07313.83
5.3.20.0070.04313.74
5.3.10.0070.07313.51
5.3.00.0030.07313.64
5.2.170.0070.06011.82
5.2.160.0130.05311.82
5.2.150.0100.05711.82
5.2.140.0070.05711.82
5.2.130.0030.06311.82
5.2.120.0030.06311.82
5.2.110.0100.05011.82
5.2.100.0030.04011.82
5.2.90.0130.04311.82
5.2.80.0100.06011.82
5.2.70.0070.06011.82
5.2.60.0070.05011.82
5.2.50.0030.05311.82
5.2.40.0030.06011.82
5.2.30.0030.06011.82
5.2.20.0070.05311.82
5.2.10.0030.06311.82
5.2.00.0130.05311.82
5.1.60.0030.05311.82
5.1.50.0130.02311.82
5.1.40.0100.04711.82
5.1.30.0130.04711.82
5.1.20.0200.04311.82
5.1.10.0000.06011.82
5.1.00.0000.03311.82
5.0.50.0070.04711.82
5.0.40.0070.02711.82
5.0.30.0030.05711.82
5.0.20.0000.03311.82
5.0.10.0000.03711.82
5.0.00.0070.04011.82
4.4.90.0000.03711.82
4.4.80.0100.02711.82
4.4.70.0100.03011.82
4.4.60.0030.02011.82
4.4.50.0000.03711.82
4.4.40.0000.05711.82
4.4.30.0000.03711.82
4.4.20.0000.04011.82
4.4.10.0000.02311.82
4.4.00.0030.05311.82
4.3.110.0000.02311.82
4.3.100.0000.01711.82
4.3.90.0030.03011.82
4.3.80.0000.05311.82
4.3.70.0000.03711.82
4.3.60.0000.03311.82
4.3.50.0030.03011.82
4.3.40.0000.05311.82
4.3.30.0030.03311.82
4.3.20.0030.03311.82
4.3.10.0000.04011.82
4.3.00.0000.03711.82

preferences:
46.74 ms | 400 KiB | 5 Q