3v4l.org

run code in 300+ PHP versions simultaneously
<?php $myStr = "hello"; echo $myStr[2] . PHP_EOL;

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)
8.3.40.0040.01118.77
8.3.30.0100.00319.16
8.3.20.0000.00820.16
8.3.10.0040.00421.89
8.3.00.0050.00319.08
8.2.170.0160.00022.96
8.2.160.0120.00320.47
8.2.150.0030.00524.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0080.00019.66
8.2.110.0100.00022.16
8.2.100.0080.00418.28
8.2.90.0030.00619.07
8.2.80.0050.00317.97
8.2.70.0090.00017.75
8.2.60.0060.00318.05
8.2.50.0040.00418.07
8.2.40.0000.00818.28
8.2.30.0040.00418.00
8.2.20.0040.00417.73
8.2.10.0000.00817.80
8.2.00.0000.00817.61
8.1.270.0040.00418.95
8.1.260.0000.01726.35
8.1.250.0000.00828.09
8.1.240.0060.00323.86
8.1.230.0040.00719.15
8.1.220.0040.00417.77
8.1.210.0000.00818.77
8.1.200.0070.00317.35
8.1.190.0040.00417.35
8.1.180.0000.00818.10
8.1.170.0120.00018.04
8.1.160.0000.00822.00
8.1.150.0050.00318.91
8.1.140.0030.00519.30
8.1.130.0000.00717.73
8.1.120.0080.00017.51
8.1.110.0030.00517.48
8.1.100.0070.00017.49
8.1.90.0040.00417.34
8.1.80.0030.00417.47
8.1.70.0040.00417.49
8.1.60.0030.00617.46
8.1.50.0000.00917.46
8.1.40.0000.00817.55
8.1.30.0040.00417.57
8.1.20.0070.00017.55
8.1.10.0040.00417.45
8.1.00.0040.00417.48
8.0.300.0000.00818.77
8.0.290.0000.00716.59
8.0.280.0040.00418.44
8.0.270.0000.00817.21
8.0.260.0000.00617.13
8.0.250.0000.00616.89
8.0.240.0030.00316.91
8.0.230.0040.00416.81
8.0.220.0040.00416.77
8.0.210.0030.00316.76
8.0.200.0000.00716.82
8.0.190.0090.00016.96
8.0.180.0030.00616.94
8.0.170.0000.00716.83
8.0.160.0000.00716.86
8.0.150.0040.00416.75
8.0.140.0060.00316.75
8.0.130.0000.00513.35
8.0.120.0080.00016.87
8.0.110.0040.00416.77
8.0.100.0040.00416.77
8.0.90.0040.00416.77
8.0.80.0130.00316.84
8.0.70.0000.00716.89
8.0.60.0070.00016.88
8.0.50.0070.00016.76
8.0.30.0140.00917.07
8.0.20.0080.01317.40
8.0.10.0030.00316.80
8.0.00.0090.00816.82
7.4.330.0000.00615.03
7.4.320.0030.00316.58
7.4.300.0000.00616.52
7.4.290.0000.00616.45
7.4.280.0040.00416.27
7.4.270.0000.00716.46
7.4.260.0000.01016.39
7.4.250.0080.00016.38
7.4.240.0020.00516.36
7.4.230.0030.00316.46
7.4.220.0120.00616.32
7.4.210.0040.01116.55
7.4.200.0070.00016.55
7.4.160.0100.00516.52
7.4.150.0100.01517.40
7.4.140.0150.00517.86
7.4.130.0110.01016.37
7.4.120.0080.00916.51
7.4.110.0090.01016.44
7.4.100.0100.00616.32
7.4.90.0030.01716.48
7.4.80.0170.00719.39
7.4.70.0060.01016.56
7.4.60.0040.01216.41
7.4.50.0030.00316.45
7.4.40.0130.00316.43
7.4.30.0030.01416.53
7.4.10.0090.00615.12
7.4.00.0040.01114.85
7.3.330.0000.00513.01
7.3.320.0060.00013.11
7.3.310.0000.00716.11
7.3.300.0020.00516.25
7.3.290.0080.00616.19
7.3.280.0100.00616.18
7.3.270.0140.00317.40
7.3.260.0120.01216.52
7.3.250.0060.01116.27
7.3.240.0070.01016.25
7.3.230.0090.00916.39
7.3.210.0060.01216.51
7.3.200.0080.01119.39
7.3.190.0110.00616.14
7.3.180.0090.00616.45
7.3.170.0090.01216.36
7.3.160.0030.01416.39
7.3.130.0100.00714.52
7.3.120.0050.01014.98
7.3.110.0050.01114.89
7.3.100.0080.00514.77
7.3.90.0060.00814.73
7.3.80.0050.00814.88
7.3.70.0050.01014.63
7.3.60.0080.00614.62
7.3.50.0090.00514.76
7.3.40.0040.01014.78
7.3.30.0050.00814.74
7.3.20.0090.00716.55
7.3.10.0050.01016.57
7.3.00.0050.00816.65
7.2.330.0150.00316.62
7.2.320.0130.00616.83
7.2.310.0030.01516.70
7.2.300.0100.01016.75
7.2.290.0120.01216.80
7.2.260.0040.01114.93
7.2.250.0030.01315.13
7.2.240.0120.00514.76
7.2.230.0050.00915.20
7.2.220.0070.00514.88
7.2.210.0060.00915.06
7.2.200.0030.01115.08
7.2.190.0070.00715.05
7.2.180.0110.00214.78
7.2.170.0070.00414.87
7.2.160.0060.00814.81
7.2.150.0070.00816.77
7.2.140.0040.00616.89
7.2.130.0000.01216.92
7.2.120.0090.00516.86
7.2.110.0090.00616.73
7.2.100.0080.00616.79
7.2.90.0120.00616.84
7.2.80.0040.01416.96
7.2.70.0050.00717.06
7.2.60.0040.00916.94
7.2.50.0030.01016.76
7.2.40.0070.00516.92
7.2.30.0110.00216.91
7.2.20.0000.01616.97
7.2.10.0050.00816.96
7.2.00.0090.00517.65
7.1.330.0060.00715.85
7.1.320.0090.00515.82
7.1.310.0070.00615.93
7.1.300.0130.00115.71
7.1.290.0090.00615.58
7.1.280.0000.01215.74
7.1.270.0070.00715.88
7.1.260.0060.00715.83
7.1.250.0040.00915.83
7.1.240.0100.00615.87
7.1.230.0030.00615.70
7.1.220.0000.01215.90
7.1.210.0070.00715.79
7.1.200.0000.01515.77
7.1.190.0000.01015.93
7.1.180.0070.00716.04
7.1.170.0090.00915.95
7.1.160.0070.00715.77
7.1.150.0110.00415.82
7.1.140.0030.01315.80
7.1.130.0120.00615.90
7.1.120.0000.01116.00
7.1.110.0070.00715.89
7.1.100.0020.00816.88
7.1.90.0100.00315.57
7.1.80.0090.00615.72
7.1.70.0020.00716.46
7.1.60.0080.01117.59
7.1.50.0050.01316.46
7.1.40.0070.00715.54
7.1.30.0090.00615.78
7.1.20.0080.00315.40
7.1.10.0090.00915.55
7.1.00.0050.04319.12
7.0.330.0090.00615.08
7.0.320.0070.00315.36
7.0.310.0000.01515.29
7.0.300.0090.00615.32
7.0.290.0040.00715.41
7.0.280.0040.00415.39
7.0.270.0070.01015.51
7.0.260.0000.00915.00
7.0.250.0030.00615.62
7.0.240.0060.00615.13
7.0.230.0000.01415.16
7.0.220.0080.00415.42
7.0.210.0030.00715.27
7.0.200.0070.00316.11
7.0.190.0040.00415.21
7.0.180.0060.00615.40
7.0.170.0030.01015.27
7.0.160.0050.00515.46
7.0.150.0140.00315.52
7.0.140.0020.02718.64
7.0.130.0060.00915.35
7.0.120.0040.01115.15
7.0.110.0070.00715.45
7.0.100.0060.00415.48
7.0.90.0100.00315.50
7.0.80.0090.00315.41
7.0.70.0110.00415.46
7.0.60.0030.04617.51
7.0.50.0030.02716.58
7.0.40.0050.03516.71
7.0.30.0080.02816.79
7.0.20.0130.03916.83
7.0.10.0030.02816.83
7.0.00.0070.04916.83
5.6.400.0030.00614.46
5.6.390.0040.01214.16
5.6.380.0040.01114.71
5.6.370.0030.00714.34
5.6.360.0040.00814.29
5.6.350.0060.00614.63
5.6.340.0060.00314.40
5.6.330.0060.00914.46
5.6.320.0040.01014.13
5.6.310.0070.00714.73
5.6.300.0060.00614.20
5.6.290.0040.01114.63
5.6.280.0030.04217.63
5.6.270.0080.00814.43
5.6.260.0060.00914.24
5.6.250.0120.00314.47
5.6.240.0040.01114.32
5.6.230.0060.00614.37
5.6.220.0040.01114.16
5.6.210.0050.03117.52
5.6.200.0070.02416.26
5.6.190.0040.02417.29
5.6.180.0150.02717.36
5.6.170.0180.03317.42
5.6.160.0090.04717.34
5.6.150.0100.03816.22
5.6.140.0050.04316.15
5.6.130.0040.04516.06
5.6.120.0130.03317.71
5.6.110.0050.04717.78
5.6.100.0070.03317.64
5.6.90.0020.04917.57
5.6.80.0080.03317.31
5.6.70.0100.00314.21
5.6.60.0080.00814.29
5.6.50.0000.00814.52
5.6.40.0080.00414.37
5.6.30.0060.00314.49
5.6.20.0040.01114.30
5.6.10.0030.00814.23
5.6.00.0090.00914.19
5.5.380.0110.00314.39
5.5.370.0040.01114.26
5.5.360.0060.00914.13
5.5.350.0040.02217.38
5.5.340.0050.03216.23
5.5.330.0110.04317.42
5.5.320.0190.02917.42
5.5.310.0110.02517.34
5.5.300.0030.03116.07
5.5.290.0080.04016.20
5.5.280.0100.03817.63
5.5.270.0060.02517.57
5.5.260.0080.04217.42
5.5.250.0120.04017.41
5.5.240.1790.02217.21
5.5.230.0120.00313.94
5.5.220.0030.01014.14
5.5.210.0100.00714.19
5.5.200.0040.00814.43
5.5.190.0070.00713.78
5.5.180.0100.00314.30
5.5.170.0070.01014.29
5.5.160.0100.00314.28
5.5.150.0090.00614.11
5.5.140.0030.01014.14
5.5.130.0140.00014.30
5.5.120.0110.00714.20
5.5.110.0030.00914.11
5.5.100.0000.01614.37
5.5.90.0030.01214.45
5.5.80.0030.01014.08
5.5.70.0070.00714.00
5.5.60.0030.00913.89
5.5.50.0100.00014.25
5.5.40.0030.00814.16
5.5.30.0100.00613.93
5.5.20.0040.00914.14
5.5.10.0030.01214.05
5.5.00.0070.00313.73
5.4.450.0070.03515.15
5.4.440.0180.03315.17
5.4.430.0080.03015.21
5.4.420.0090.02815.25
5.4.410.0140.02315.03
5.4.400.0080.02814.78
5.4.390.0200.02514.68
5.4.380.0070.03514.74
5.4.370.0080.03314.79
5.4.360.0070.03514.68
5.4.350.0130.03014.80
5.4.340.0170.02614.71
5.4.330.0060.00010.65
5.4.320.0150.02814.87
5.4.310.0090.03114.55
5.4.300.0130.03614.83
5.4.290.0150.03014.63
5.4.280.0150.02814.67
5.4.270.0100.02914.88
5.4.260.0070.03314.71
5.4.250.0130.03014.64
5.4.240.0130.03614.83
5.4.230.0070.03214.74
5.4.220.0120.03214.77
5.4.210.0150.03014.93
5.4.200.0150.02313.71
5.4.190.0130.03014.69
5.4.180.0120.03014.84
5.4.170.0150.02514.83
5.4.160.0100.02714.74
5.4.150.0120.03114.69
5.4.140.0150.02513.70
5.4.130.0060.03613.46
5.4.120.0170.03213.59
5.4.110.0180.02313.51
5.4.100.0150.02813.52
5.4.90.0200.02513.60
5.4.80.0120.03213.54
5.4.70.0090.02913.64
5.4.60.0130.03013.67
5.4.50.0150.02513.57
5.4.40.0130.02713.53
5.4.30.0120.03013.63
5.4.20.0120.02713.56
5.4.10.0100.02513.56
5.4.00.0060.03113.34
5.3.290.0200.05314.75
5.3.280.0230.04314.48
5.3.270.0230.04714.50
5.3.260.0170.05714.55
5.3.250.0130.05714.70
5.3.240.0270.04714.58
5.3.230.0130.06014.58
5.3.220.0170.05714.54
5.3.210.0230.05014.55
5.3.200.0130.05714.54
5.3.190.0130.06314.59
5.3.180.0200.05014.52
5.3.170.0230.05014.65
5.3.160.0270.04314.46
5.3.150.0100.06014.52
5.3.140.0100.06014.50
5.3.130.0200.05314.53
5.3.120.0170.06314.63
5.3.110.0130.06014.47
5.3.100.0270.04313.93
5.3.90.0170.05013.93
5.3.80.0200.04713.93
5.3.70.0230.04714.01
5.3.60.0130.05714.07
5.3.50.0130.05313.92
5.3.40.0130.05713.97
5.3.30.0200.04713.99
5.3.20.0230.04713.69
5.3.10.0200.04713.59
5.3.00.0130.05313.67
5.2.170.0100.04711.17
5.2.160.0200.03711.20
5.2.150.0100.05011.10
5.2.140.0170.04011.05
5.2.130.0200.03711.16
5.2.120.0130.04711.08
5.2.110.0300.03711.25
5.2.100.0100.04311.05
5.2.90.0130.04311.02
5.2.80.0200.03311.05
5.2.70.0130.04011.14
5.2.60.0100.04311.08
5.2.50.0270.04310.98
5.2.40.0130.05311.02
5.2.30.0100.05310.93
5.2.20.0200.03310.91
5.2.10.0170.03710.89
5.2.00.0030.04710.68
5.1.60.0170.02710.00
5.1.50.0100.03310.10
5.1.40.0100.03710.07
5.1.30.0130.03710.36
5.1.20.0130.03310.34
5.1.10.0170.03010.10
5.1.00.0100.03710.04
5.0.50.0170.0208.66
5.0.40.0070.0278.40
5.0.30.0070.0438.21
5.0.20.0130.0238.26
5.0.10.0200.0208.30
5.0.00.0030.0478.14
4.4.90.0000.0275.86
4.4.80.0100.0175.86
4.4.70.0100.0175.87
4.4.60.0030.0275.91
4.4.50.0070.0205.87
4.4.40.0070.0335.89
4.4.30.0030.0235.86
4.4.20.0070.0205.99
4.4.10.0070.0235.96
4.4.00.0070.0335.93
4.3.110.0030.0235.85
4.3.100.0100.0175.82
4.3.90.0000.0305.82
4.3.80.0030.0375.81
4.3.70.0070.0205.77
4.3.60.0000.0275.80
4.3.50.0070.0235.91
4.3.40.0070.0335.76
4.3.30.0030.0234.71
4.3.20.0030.0234.71
4.3.10.0070.0204.71
4.3.00.0000.02712.51

preferences:
47.1 ms | 400 KiB | 5 Q