3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = "aaa bbb ccc"; var_dump($s["bbb"]);

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)
8.3.60.0100.01018.43
8.3.50.0140.00521.19
8.3.40.0110.00418.92
8.3.30.0070.01118.56
8.3.20.0060.00320.23
8.3.10.0050.00323.48
8.3.00.0070.00317.93
8.2.180.0130.00916.38
8.2.170.0150.00622.96
8.2.160.0100.00320.41
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0030.01026.16
8.2.120.0060.00317.50
8.2.110.0090.00020.73
8.2.100.0040.00817.84
8.2.90.0000.00919.17
8.2.80.0040.00417.97
8.2.70.0030.00617.62
8.2.60.0080.00017.80
8.2.50.0040.00418.07
8.2.40.0040.00421.17
8.2.30.0050.00319.84
8.2.20.0080.00017.80
8.2.10.0040.00418.05
8.2.00.0040.00418.05
8.1.280.0170.00325.92
8.1.270.0060.00320.33
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0000.00921.24
8.1.230.0080.00417.42
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0060.00617.35
8.1.190.0080.00017.23
8.1.180.0050.00218.10
8.1.170.0000.00818.49
8.1.160.0000.00921.97
8.1.150.0000.00718.87
8.1.140.0050.00317.43
8.1.130.0000.00717.38
8.1.120.0000.00717.38
8.1.110.0040.00417.40
8.1.100.0000.00717.41
8.1.90.0050.00317.45
8.1.80.0040.00417.28
8.1.70.0030.00317.45
8.1.60.0000.00717.41
8.1.50.0050.00317.58
8.1.40.0000.00717.47
8.1.30.0000.00817.55
8.1.20.0000.00717.62
8.1.10.0040.00417.55
8.1.00.0000.00817.47
8.0.300.0050.00318.77
8.0.290.0030.00716.75
8.0.280.0030.00318.42
8.0.270.0070.00017.09
8.0.260.0060.00016.80
8.0.250.0000.00716.97
8.0.240.0030.00316.81
8.0.230.0000.00716.95
8.0.220.0050.00316.82
8.0.210.0000.00716.84
8.0.200.0050.00316.85
8.0.190.0000.00816.90
8.0.180.0070.00316.92
8.0.170.0000.00716.80
8.0.160.0000.00816.94
8.0.150.0070.00016.75
8.0.140.0040.00416.85
8.0.130.0000.00513.27
8.0.120.0050.00316.89
8.0.110.0040.00416.90
8.0.100.0050.00316.78
8.0.90.0050.00216.90
8.0.80.0030.01316.93
8.0.70.0040.00416.77
8.0.60.0040.00416.86
8.0.50.0000.00716.94
8.0.30.0110.01217.14
8.0.20.0120.00617.40
8.0.10.0030.00516.89
8.0.00.0120.00816.73
7.4.330.0060.00015.08
7.4.320.0000.00716.57
7.4.300.0030.00316.57
7.4.290.0100.00016.36
7.4.280.0040.00416.41
7.4.270.0040.00416.58
7.4.260.0030.00316.39
7.4.250.0040.00416.33
7.4.240.0010.00616.50
7.4.230.0070.00016.64
7.4.220.0130.01616.45
7.4.210.0100.00716.48
7.4.200.0000.00816.50
7.4.160.0160.00016.59
7.4.150.0070.01117.40
7.4.140.0090.01117.86
7.4.130.0070.01316.58
7.4.120.0080.01016.40
7.4.110.0110.00816.56
7.4.100.0110.00716.61
7.4.90.0130.00316.48
7.4.80.0130.00619.39
7.4.70.0090.00916.52
7.4.60.0110.00616.37
7.4.50.0040.00416.19
7.4.40.0130.00316.45
7.4.30.0130.00316.48
7.4.00.0090.00914.82
7.3.330.0000.00513.01
7.3.320.0040.00412.98
7.3.310.0040.00416.25
7.3.300.0030.00316.28
7.3.290.0040.00416.16
7.3.280.0100.00616.26
7.3.270.0070.01017.40
7.3.260.0080.01216.41
7.3.250.0080.00916.18
7.3.240.0090.00916.25
7.3.230.0100.01116.41
7.3.210.0040.01216.30
7.3.200.0080.00819.39
7.3.190.0120.00816.33
7.3.180.0130.00316.14
7.3.170.0090.01216.63
7.3.160.0030.01316.19
7.3.120.0040.01114.83
7.3.110.0060.01314.61
7.3.100.0060.00314.92
7.3.90.0000.01614.43
7.3.80.0030.00915.04
7.3.70.0060.00614.86
7.3.60.0040.01114.72
7.3.50.0070.00714.53
7.3.40.0030.01314.64
7.3.30.0090.00614.74
7.3.20.0090.00316.28
7.3.10.0110.00016.54
7.3.00.0080.00616.50
7.2.330.0110.00716.39
7.2.320.0150.00816.53
7.2.310.0060.01016.66
7.2.300.0060.01016.55
7.2.290.0120.00616.38
7.2.250.0060.01014.93
7.2.240.0000.01415.15
7.2.230.0030.00914.79
7.2.220.0030.01014.97
7.2.210.0070.00314.76
7.2.200.0080.00814.59
7.2.190.0070.01115.01
7.2.180.0000.01614.72
7.2.170.0090.00914.96
7.2.00.0040.01219.00
7.1.330.0090.00415.79
7.1.320.0060.00615.57
7.1.310.0100.00015.68
7.1.300.0060.00615.88
7.1.290.0090.00615.63
7.1.280.0040.01115.76
7.1.270.0000.01315.39
7.1.260.0090.00615.93
7.1.100.0000.01118.33
7.1.70.0060.00917.10
7.1.60.0120.00920.03
7.1.50.0130.01016.95
7.1.00.0070.07322.48
7.0.200.0000.00816.64
7.0.100.0030.04319.91
7.0.90.0100.07719.96
7.0.80.0200.08019.87
7.0.70.0030.06719.88
7.0.60.0170.07720.02
7.0.50.0070.06720.25
7.0.40.0070.08320.09
7.0.30.0030.05320.10
7.0.20.0100.08020.11
7.0.10.0030.05320.14
7.0.00.0100.04320.13
5.6.280.0100.06321.07
5.6.250.0130.07320.77
5.6.240.0130.03720.54
5.6.230.0070.04020.61
5.6.220.0000.09020.66
5.6.210.0070.05320.60
5.6.200.0030.04321.13
5.6.190.0130.08021.05
5.6.180.0070.06721.04
5.6.170.0000.09320.93
5.6.160.0200.07020.91
5.6.150.0000.05721.05
5.6.140.0000.04321.03
5.6.130.0130.07021.00
5.6.120.0100.04721.11
5.6.110.0000.05721.01
5.6.100.0200.06721.05
5.6.90.0130.07320.99
5.6.80.0130.07720.34
5.6.70.0100.08020.31
5.6.60.0030.06720.35
5.6.50.0130.07720.38
5.6.40.0030.07320.28
5.6.30.0170.03720.46
5.6.20.0030.04020.29
5.6.10.0000.04320.28
5.6.00.0000.04320.37
5.5.380.0100.04320.39
5.5.370.0070.07320.47
5.5.360.0100.03320.36
5.5.350.0100.06720.41
5.5.340.0070.07020.82
5.5.330.0000.04320.91
5.5.320.0030.06720.75
5.5.310.0100.04320.92
5.5.300.0170.04720.75
5.5.290.0070.06720.72
5.5.280.0000.05020.82
5.5.270.0070.04320.89
5.5.260.0070.07720.91
5.5.250.0170.04020.64
5.5.240.0070.04720.11
5.5.230.0100.06320.30
5.5.220.0070.06720.27
5.5.210.0170.06720.00
5.5.200.0130.07320.18
5.5.190.0070.06320.20
5.5.180.0170.04020.27
5.5.160.0100.06020.14
5.5.150.0070.03320.20
5.5.140.0030.04020.13
5.5.130.0030.04020.15
5.5.120.0070.03320.11
5.5.110.0030.03720.21
5.5.100.0030.04020.13
5.5.90.0030.03720.04
5.5.80.0100.03320.10
5.5.70.0070.07720.14
5.5.60.0070.03719.94
5.5.50.0030.03719.99
5.5.40.0030.04020.13
5.5.30.0200.02020.13
5.5.20.0070.03720.01
5.5.10.0030.03720.05
5.5.00.0070.03319.95
5.4.450.0070.05019.36
5.4.440.0170.06719.35
5.4.430.0130.07019.34
5.4.420.0070.04719.38
5.4.410.0070.05019.01
5.4.400.0030.07019.12
5.4.390.0100.07019.07
5.4.380.0100.08019.05
5.4.370.0100.04019.05
5.4.360.0100.07019.08
5.4.350.0070.07719.12
5.4.340.0070.03718.96
5.4.320.0030.04019.03
5.4.310.0000.04018.81
5.4.300.0070.03319.09
5.4.290.0000.04018.79
5.4.280.0030.04019.09
5.4.270.0000.04718.98
5.4.260.0000.04319.05
5.4.250.0030.05019.11
5.4.240.0070.04319.04
5.4.230.0030.03319.22
5.4.220.0100.03019.12
5.4.210.0000.04719.14
5.4.200.0000.05018.78
5.4.190.0070.03319.01
5.4.180.0030.03719.08
5.4.170.0070.04019.01
5.4.160.0070.03318.88
5.4.150.0070.03318.79
5.4.140.0030.03716.35
5.4.130.0030.03716.27
5.4.120.0000.04016.28
5.4.110.0000.03716.36
5.4.100.0030.03716.42
5.4.90.0070.03316.44
5.4.80.0030.03316.37
5.4.70.0030.03716.39
5.4.60.0070.03316.40
5.4.50.0030.03716.18
5.4.40.0100.03016.46
5.4.30.0000.03716.18
5.4.20.0070.04016.37
5.4.10.0070.03316.19
5.4.00.0030.03015.81

preferences:
59.55 ms | 401 KiB | 5 Q