3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'jianghust'; echo $str[2];

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)
8.3.60.0040.01118.43
8.3.50.0070.01222.05
8.3.40.0120.00318.73
8.3.30.0110.00418.67
8.3.20.0000.00818.77
8.3.10.0090.00021.07
8.3.00.0070.00023.67
8.2.180.0070.01016.63
8.2.170.0140.00722.96
8.2.160.0100.00320.44
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0030.00626.16
8.2.120.0070.00021.04
8.2.110.0030.00620.48
8.2.100.0040.00717.91
8.2.90.0000.00919.21
8.2.80.0000.00918.05
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0030.00618.09
8.2.30.0000.00719.30
8.2.20.0000.00917.65
8.2.10.0000.00717.61
8.2.00.0030.00817.48
8.1.280.0140.00025.92
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00323.90
8.1.230.0000.01123.93
8.1.220.0040.00418.77
8.1.210.0040.00418.85
8.1.200.0030.00617.23
8.1.190.0060.00317.29
8.1.180.0000.00818.10
8.1.170.0030.00618.52
8.1.160.0080.00018.82
8.1.150.0000.00818.47
8.1.140.0080.00017.26
8.1.130.0000.00717.85
8.1.120.0000.00717.45
8.1.110.0000.00817.36
8.1.100.0030.00317.44
8.1.90.0020.00517.38
8.1.80.0080.00017.34
8.1.70.0000.00817.28
8.1.60.0090.00017.47
8.1.50.0080.00017.34
8.1.40.0040.00417.45
8.1.30.0000.00717.61
8.1.20.0030.00517.62
8.1.10.0000.00817.63
8.1.00.0100.00017.51
8.0.300.0000.00819.96
8.0.290.0060.00317.16
8.0.280.0060.00318.31
8.0.270.0000.00717.32
8.0.260.0000.00616.82
8.0.250.0080.00016.85
8.0.240.0050.00316.95
8.0.230.0000.00716.77
8.0.220.0040.00416.81
8.0.210.0000.00716.88
8.0.200.0030.00316.90
8.0.190.0070.00016.85
8.0.180.0080.00016.80
8.0.170.0050.00316.75
8.0.160.0070.00016.85
8.0.150.0030.00316.67
8.0.140.0000.00816.72
8.0.130.0030.00313.29
8.0.120.0000.00716.71
8.0.110.0080.00016.64
8.0.100.0070.00016.76
8.0.90.0070.00016.71
8.0.80.0030.01716.82
8.0.70.0030.00616.68
8.0.60.0040.00416.77
8.0.50.0050.00216.86
8.0.30.0070.01116.87
8.0.20.0090.01017.40
8.0.10.0040.00416.90
8.0.00.0110.01116.74
7.4.330.0000.00516.74
7.4.320.0060.00016.55
7.4.300.0060.00016.29
7.4.290.0000.00716.32
7.4.280.0000.00716.52
7.4.270.0030.00616.52
7.4.260.0030.00313.14
7.4.250.0100.00016.32
7.4.240.0000.00716.54
7.4.230.0070.00016.40
7.4.220.0000.02316.44
7.4.210.0070.00816.40
7.4.200.0050.00216.63
7.4.190.0030.00316.68
7.4.160.0090.00616.64
7.4.150.0090.00917.40
7.4.140.0100.00617.86
7.4.130.0110.00716.44
7.4.120.0100.00716.42
7.4.110.0120.00616.35
7.4.100.0030.01516.65
7.4.90.0100.01016.58
7.4.80.0130.00919.39
7.4.70.0040.01616.55
7.4.60.0090.00616.42
7.4.50.0030.00516.34
7.4.40.0030.00922.77
7.4.30.0150.00616.34
7.4.00.0070.00815.10
7.3.330.0030.00313.13
7.3.320.0070.00013.11
7.3.310.0030.00316.15
7.3.300.0000.00716.04
7.3.290.0090.00916.22
7.3.280.0100.00616.21
7.3.270.0150.00717.40
7.3.260.0090.00818.24
7.3.250.0100.00816.11
7.3.240.0070.01016.25
7.3.230.0180.00416.44
7.3.210.0090.00916.21
7.3.200.0140.00719.39
7.3.190.0080.00816.41
7.3.180.0040.01116.47
7.3.170.0130.01016.27
7.3.160.0090.00916.27
7.3.120.0100.00614.83
7.3.110.0060.01214.72
7.3.100.0090.00914.94
7.3.90.0030.00914.57
7.3.80.0080.00314.90
7.3.70.0030.01014.82
7.3.60.0000.01014.82
7.3.50.0110.00414.41
7.3.40.0100.00714.54
7.3.30.0040.00814.69
7.3.20.0000.01416.74
7.3.10.0030.01016.46
7.3.00.0040.01116.60
7.2.330.0060.01216.74
7.2.320.0060.01116.57
7.2.310.0080.00816.70
7.2.300.0100.00716.60
7.2.290.0070.01016.42
7.2.250.0110.00714.90
7.2.240.0100.01015.16
7.2.230.0110.00314.68
7.2.220.0000.01414.80
7.2.210.0030.00714.86
7.2.200.0000.01415.02
7.2.190.0000.01314.67
7.2.180.0040.01514.84
7.2.170.0060.01014.89
7.2.160.0030.01215.13
7.2.150.0120.00316.85
7.2.140.0080.00816.61
7.2.130.0040.01116.79
7.2.120.0060.00916.82
7.2.110.0080.00716.89
7.2.100.0070.00716.89
7.2.90.0080.00516.95
7.2.80.0070.00616.79
7.2.70.0070.00816.75
7.2.60.0070.00816.74
7.2.50.0030.00916.92
7.2.40.0010.01516.85
7.2.30.0030.01017.02
7.2.20.0030.01116.88
7.2.10.0050.00916.91
7.2.00.0040.01017.35
7.1.330.0030.01415.75
7.1.320.0030.00915.82
7.1.310.0030.00615.77
7.1.300.0000.01415.72
7.1.290.0070.01015.93
7.1.280.0000.01315.51
7.1.270.0060.00615.70
7.1.260.0070.01015.73
7.1.250.0060.00615.82
7.1.240.0040.00615.82
7.1.230.0000.01115.74
7.1.220.0050.01015.79
7.1.210.0040.00815.73
7.1.200.0060.00915.70
7.1.190.0080.00415.73
7.1.180.0060.00715.87
7.1.170.0080.00315.70
7.1.160.0040.00915.54
7.1.150.0050.00615.77
7.1.140.0020.01115.57
7.1.130.0020.01015.79
7.1.120.0100.00415.74
7.1.110.0060.00615.88
7.1.100.0040.00816.47
7.1.90.0060.00715.71
7.1.80.0040.00615.67
7.1.70.0050.00716.20
7.1.60.0080.00616.19
7.1.50.0080.00616.15
7.1.40.0070.00716.00
7.1.30.0040.01015.91
7.1.20.0060.00916.03
7.1.10.0050.00916.01
7.1.00.0080.00915.89
7.0.330.0050.00515.29
7.0.320.0050.01115.23
7.0.310.0050.00715.37
7.0.300.0040.00615.22
7.0.290.0060.00615.40
7.0.280.0100.00515.29
7.0.270.0050.00715.27
7.0.260.0040.00815.28
7.0.250.0030.00915.39
7.0.240.0050.00515.42
7.0.230.0060.00315.36
7.0.220.0060.00815.44
7.0.210.0050.00415.43
7.0.200.0060.00715.64
7.0.190.0060.00715.82
7.0.180.0050.00715.81
7.0.170.0090.00215.79
7.0.160.0040.00915.71
7.0.150.0050.00715.77
7.0.140.0070.00715.69
7.0.130.0100.00415.89
7.0.120.0070.00815.77
7.0.110.0080.00415.83
7.0.100.0030.00815.90
7.0.90.0080.00615.78
7.0.80.0070.00715.66
7.0.70.0110.00315.83
7.0.60.0050.00615.77
7.0.50.0120.00315.76
7.0.40.0070.00514.51
7.0.30.0030.01014.61
7.0.20.0050.00714.54
7.0.10.0060.00614.57
7.0.00.0050.00914.55
5.6.400.0070.01414.27
5.6.390.0000.01514.28
5.6.380.0050.01114.27
5.6.370.0020.01214.48
5.6.360.0090.00314.20
5.6.350.0050.00914.32
5.6.340.0010.01014.27
5.6.330.0030.01014.25
5.6.320.0040.00914.29
5.6.310.0010.00914.24
5.6.300.0080.02116.52
5.6.290.0050.02116.39
5.6.280.0050.02116.54
5.6.270.0020.02116.64
5.6.260.0030.03516.38
5.6.250.0070.01816.49
5.6.240.0060.02216.37
5.6.230.0020.01916.47
5.6.220.0080.02516.44
5.6.210.0020.02416.59
5.6.200.0050.02016.42
5.6.190.0030.03116.41
5.6.180.0060.02016.40
5.6.170.0080.01616.50
5.6.160.0050.02116.50
5.6.150.0070.01916.45
5.6.140.0030.02516.53
5.6.130.0050.02116.47
5.6.120.0060.02616.44
5.6.110.0070.02716.39
5.6.100.0030.02416.43
5.6.90.0040.02016.35
5.6.80.0040.02016.07
5.6.70.0040.02216.18
5.6.60.0050.02315.93
5.6.50.0020.02316.21
5.6.40.0100.01716.23
5.6.30.0080.01816.12
5.6.20.0040.02016.17
5.6.10.0040.01916.17
5.6.00.0070.01716.05
5.5.380.0070.01914.31
5.5.370.0020.02114.39
5.5.360.0030.01814.25
5.5.350.0040.02214.23
5.5.340.0080.01614.37
5.5.330.0060.01614.42
5.5.320.0050.01814.44
5.5.310.0020.02014.51
5.5.300.0050.01914.42
5.5.290.0030.02414.51
5.5.280.0040.01614.47
5.5.270.0040.02014.36
5.5.260.0040.01714.47
5.5.250.0040.02114.28
5.5.240.0070.01714.10
5.5.230.0040.02214.27
5.5.220.0010.01914.21
5.5.210.0050.01514.28
5.5.200.0050.01814.28
5.5.190.0030.02014.26
5.5.180.0030.02014.26
5.5.170.0040.00912.72
5.5.160.0050.02014.08
5.5.150.0040.01914.31
5.5.140.0060.01714.34
5.5.130.0040.02113.99
5.5.120.0070.01414.18
5.5.110.0080.02714.24
5.5.100.0070.01414.15
5.5.90.0050.03014.15
5.5.80.0040.01614.16
5.5.70.0030.01714.06
5.5.60.0050.01914.15
5.5.50.0010.02214.13
5.5.40.0060.01614.20
5.5.30.0050.01714.13
5.5.20.0030.02014.10
5.5.10.0020.01914.11
5.5.00.0010.02214.03
5.4.450.0040.01814.46
5.4.440.0010.01914.40
5.4.430.0010.02314.42
5.4.420.0040.01914.42
5.4.410.0040.01514.34
5.4.400.0040.01614.29
5.4.390.0070.02414.25
5.4.380.0090.01014.31
5.4.370.0080.01414.31
5.4.360.0030.01714.31
5.4.350.0010.02014.25
5.4.340.0010.02114.28
5.4.330.0030.00711.95
5.4.320.0030.01814.24
5.4.310.0040.01814.25
5.4.300.0010.02414.22
5.4.290.0050.01714.25
5.4.280.0040.01614.26
5.4.270.0090.01214.35
5.4.260.0070.01614.35
5.4.250.0060.01914.31
5.4.240.0040.01714.31
5.4.230.0050.02514.27
5.4.220.0050.01814.32
5.4.210.0070.01314.27
5.4.200.0030.01814.28
5.4.190.0020.01814.34
5.4.180.0070.01614.31
5.4.170.0030.01714.25
5.4.160.0050.01814.30
5.4.150.0040.01814.25
5.4.140.0030.01713.52
5.4.130.0050.02113.52
5.4.120.0030.01513.52
5.4.110.0020.01813.52
5.4.100.0040.01713.52
5.4.90.0050.02513.52
5.4.80.0040.01613.52
5.4.70.0070.02113.52
5.4.60.0050.01913.52
5.4.50.0110.01613.52
5.4.40.0040.01513.52
5.4.30.0030.01613.52
5.4.20.0040.01613.52
5.4.10.0050.01713.52
5.4.00.0040.01613.52
5.3.290.0050.01613.52
5.3.280.0050.02513.52
5.3.270.0040.01813.52
5.3.260.0050.01713.52
5.3.250.0050.01513.52
5.3.240.0040.01513.52
5.3.230.0030.01813.52
5.3.220.0080.01213.52
5.3.210.0020.01913.52
5.3.200.0080.01613.52
5.3.190.0020.02213.52
5.3.180.0060.01613.52
5.3.170.0020.01713.52
5.3.160.0020.01913.52
5.3.150.0060.01613.52
5.3.140.0010.02713.52
5.3.130.0060.02313.52
5.3.120.0040.01913.52
5.3.110.0100.01713.52
5.3.100.0060.01513.52
5.3.90.0040.01313.52
5.3.80.0040.01813.52
5.3.70.0080.01613.52
5.3.60.0010.01913.52
5.3.50.0030.01613.52
5.3.40.0030.01713.52
5.3.30.0050.01813.52
5.3.20.0030.01713.52
5.3.10.0000.01913.52
5.3.00.0030.02013.52
5.2.170.0090.01513.92
5.2.160.0030.02313.92
5.2.150.0000.02113.92
5.2.140.0020.01913.92
5.2.130.0030.02113.92
5.2.120.0020.01813.92
5.2.110.0070.01313.92
5.2.100.0030.02013.92
5.2.90.0020.01613.92
5.2.80.0020.02213.92
5.2.70.0040.01713.92
5.2.60.0000.02313.92
5.2.50.0040.01613.92
5.2.40.0050.01413.92
5.2.30.0020.02213.92
5.2.20.0040.01913.92
5.2.10.0040.01713.92
5.2.00.0080.01213.92
5.1.60.0000.01813.92
5.1.50.0020.03413.92
5.1.40.0050.01713.92
5.1.30.0030.01513.92
5.1.20.0020.02213.92
5.1.10.0110.01513.92
5.1.00.0050.01513.92
5.0.50.0020.01413.92
5.0.40.0040.01013.92
5.0.30.0000.03113.92
5.0.20.0000.02013.92
5.0.10.0050.01013.92
5.0.00.0000.01913.92
4.4.90.0020.01213.92
4.4.80.0040.01613.92
4.4.70.0000.01513.92
4.4.60.0000.01113.92
4.4.50.0050.00713.92
4.4.40.0000.01913.92
4.4.30.0040.00913.92
4.4.20.0020.01013.92
4.4.10.0010.01313.92
4.4.00.0030.01413.92
4.3.110.0020.01813.92
4.3.100.0020.01013.92
4.3.90.0020.01313.92
4.3.80.0030.01413.92
4.3.70.0030.00913.92
4.3.60.0000.01213.92
4.3.50.0020.01013.92
4.3.40.0030.01313.92
4.3.30.0000.01413.92
4.3.20.0020.01113.92
4.3.10.0000.01213.92
4.3.00.0020.01613.92

preferences:
45.38 ms | 401 KiB | 5 Q