3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(grapheme_strrpos('dejaaaa', 'a', 2)); // int(6) var_dump(grapheme_strrpos('déjàààà', 'à', 2)); // int(6) var_dump(grapheme_strripos('DÉJÀÀÀÀ', 'à', 2)); // int(6) var_dump(grapheme_strrpos('dejaaaa', 'a', -2)); // int(5) var_dump(grapheme_strrpos('déjàààà', 'à', -2)); // int(6) var_dump(grapheme_strripos('DÉJÀÀÀÀ', 'à', -2)); // int(6) var_dump(mb_strrpos('dejaaaa', 'a', -2)); // int(5) var_dump(mb_strrpos('déjàààà', 'à', -2)); // int(5) var_dump(mb_strripos('DÉJÀÀÀÀ', 'à', -2)); // int(5)

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)
8.3.70.0110.00720.43
8.3.60.0170.00720.43
8.3.50.0100.01322.98
8.3.40.0070.01120.14
8.3.30.0070.01020.22
8.3.20.0030.00621.82
8.3.10.0040.00721.95
8.3.00.0030.00625.19
8.2.180.0120.01218.63
8.2.170.0100.00722.96
8.2.160.0030.01422.03
8.2.150.0030.00624.18
8.2.140.0060.00324.66
8.2.130.0070.00326.16
8.2.120.0080.00321.69
8.2.110.0050.00523.86
8.2.100.0070.00719.78
8.2.90.0100.00320.55
8.2.80.0030.00819.38
8.2.70.0040.00819.34
8.2.60.0040.00719.68
8.2.50.0030.00721.47
8.2.40.0000.01022.25
8.2.30.0000.01022.14
8.2.20.0040.00420.00
8.2.10.0030.00720.00
8.2.00.0030.00720.13
8.1.280.0060.01925.92
8.1.270.0030.00620.56
8.1.260.0060.00326.35
8.1.250.0000.01028.09
8.1.240.0000.01121.01
8.1.230.0050.00920.85
8.1.220.0000.01019.52
8.1.210.0000.01419.23
8.1.200.0040.00819.10
8.1.190.0000.01019.22
8.1.180.0040.00819.28
8.1.170.0060.00320.63
8.1.160.0030.00620.43
8.1.150.0060.00321.89
8.1.140.0000.00921.53
8.1.130.0040.00420.56
8.1.120.0070.00419.23
8.1.110.0030.00719.30
8.1.100.0030.00619.35
8.1.90.0050.00519.28
8.1.80.0100.00019.27
8.1.70.0030.00619.20
8.1.60.0030.00619.45
8.1.50.0060.00319.38
8.1.40.0000.01119.41
8.1.30.0030.00619.59
8.1.20.0080.00319.54
8.1.10.0000.00919.39
8.1.00.0040.01119.35
8.0.300.0030.00718.91
8.0.290.0030.00618.63
8.0.280.0040.00420.03
8.0.270.0080.00019.15
8.0.260.0100.00019.04
8.0.250.0030.00618.71
8.0.240.0040.00418.81
8.0.230.0030.00718.79
8.0.220.0050.00518.77
8.0.210.0090.00018.60
8.0.200.0050.00318.73
8.0.190.0030.00618.79
8.0.180.0060.00318.75
8.0.170.0030.00718.66
8.0.160.0040.00718.71
8.0.150.0050.00518.68
8.0.140.0000.01018.70
8.0.130.0030.00313.39
8.0.120.0000.00918.84
8.0.110.0030.00618.66
8.0.100.0030.00618.59
8.0.90.0030.00618.57
8.0.80.0160.00318.90
8.0.70.0060.00318.84
8.0.60.0050.00518.76
8.0.50.0100.00018.76
8.0.30.0110.00818.81
8.0.20.0150.00818.84
8.0.10.0030.00718.61
8.0.00.0140.00618.63
7.4.330.0050.00015.55
7.4.320.0080.00018.45
7.4.300.0040.00418.32
7.4.290.0000.00918.42
7.4.280.0070.00318.49
7.4.270.0030.00618.46
7.4.260.0100.00018.41
7.4.250.0050.00518.42
7.4.240.0090.00018.36
7.4.230.0030.00618.48
7.4.220.0120.01918.48
7.4.210.0070.01818.34
7.4.200.0080.00018.35
7.4.160.0090.01418.27
7.4.150.0130.01018.52
7.4.140.0070.01518.25
7.4.130.0090.01218.47
7.4.120.0080.01418.36
7.4.110.0030.01818.31
7.4.100.0100.01018.33
7.4.90.0070.01418.35
7.4.80.0100.02019.39
7.4.70.0040.01618.39
7.4.60.0090.01218.18
7.4.50.0040.01418.21
7.4.40.0060.01518.36
7.4.30.0090.01218.25
7.4.10.0030.01816.57
7.4.00.0110.00716.64
7.3.330.0000.00513.20
7.3.320.0000.00513.15
7.3.310.0060.00318.23
7.3.300.0000.00918.23
7.3.290.0080.01018.30
7.3.280.0090.01318.32
7.3.270.0100.01018.35
7.3.260.0070.01418.14
7.3.250.0060.01418.33
7.3.240.0120.01118.33
7.3.230.0130.01018.34
7.3.210.0070.01718.27
7.3.200.0130.00618.25
7.3.190.0110.00818.25
7.3.180.0090.01018.38
7.3.170.0000.02118.40
7.3.160.0120.00618.21
7.3.130.0130.00916.67
7.3.120.0080.01416.93
7.3.110.0060.01816.74
7.3.100.0100.00616.61
7.3.90.0040.01516.54
7.3.80.0070.01016.70
7.3.70.0100.00716.57
7.3.60.0160.00316.85
7.3.50.0070.01016.59
7.3.40.0030.01516.96
7.3.30.0030.01016.68
7.3.20.0060.00618.49
7.3.10.0100.00718.52
7.3.00.0110.00418.39
7.2.330.0160.01618.53
7.2.320.0150.01218.60
7.2.310.0140.00718.54
7.2.300.0100.01318.49
7.2.290.0130.00618.11
7.2.260.0030.01716.81
7.2.250.0000.01616.80
7.2.240.0060.01016.66
7.2.230.0000.01916.70
7.2.220.0060.01317.01
7.2.210.0000.01416.94
7.2.200.0090.00616.72
7.2.190.0060.01616.82
7.2.180.0070.01416.83
7.2.170.0000.01416.91
7.2.160.0030.01317.09
7.2.150.0060.01218.58
7.2.140.0040.01218.64
7.2.130.0030.01618.81
7.2.120.0130.01018.60
7.2.110.0150.00718.75
7.2.100.0070.01118.98
7.2.90.0110.00718.71
7.2.80.0030.01318.45
7.2.70.0060.01218.76
7.2.60.0070.00918.65
7.2.50.0070.01018.68
7.2.40.0070.00718.57
7.2.30.0100.00718.50
7.2.20.0030.01318.62
7.2.10.0070.01018.50
7.2.00.0060.01218.70
7.1.330.0000.01717.43
7.1.320.0030.00917.66
7.1.310.0060.00917.72
7.1.300.0000.02017.39
7.1.290.0040.01517.57
7.1.280.0040.01217.64
7.1.270.0070.01117.47
7.1.260.0000.01217.71
7.1.250.0070.01117.45
7.1.240.0130.00717.65
7.1.230.0090.00917.77
7.1.220.0030.01317.39
7.1.210.0070.00717.68
7.1.200.0040.00917.68
7.1.190.0060.00917.30
7.1.180.0040.01217.63
7.1.170.0000.01717.39
7.1.160.0030.01017.70
7.1.150.0030.01017.57
7.1.140.0070.01117.71
7.1.130.0100.00717.61
7.1.120.0030.01417.70
7.1.110.0060.00917.76
7.1.100.0090.00917.71
7.1.90.0030.01317.84
7.1.80.0070.01017.62
7.1.70.0020.01018.29
7.1.60.0070.01018.45
7.1.50.0000.01717.76
7.1.40.0070.01017.30
7.1.30.0220.03527.94
7.1.20.0140.04128.05
7.1.10.0140.03920.93
7.1.00.0120.04520.92
7.0.330.0040.01117.20
7.0.320.0070.00717.13
7.0.310.0000.01017.14
7.0.300.0130.00317.00
7.0.290.0100.00617.27
7.0.280.0060.00917.23
7.0.270.0070.01017.28
7.0.260.0070.00717.33
7.0.250.0030.01317.15
7.0.240.0040.01517.21
7.0.230.0040.01117.27
7.0.220.0080.00817.14
7.0.210.0070.00717.20
7.0.200.0150.01317.99
7.0.190.0070.01017.29
7.0.180.0000.01017.36
7.0.170.0080.04120.62
7.0.160.0080.04920.39
7.0.150.0070.04720.36
7.0.140.0150.03920.42
7.0.130.1170.03419.50
7.0.120.0050.04120.53
7.0.110.0100.04120.39
7.0.100.0030.05320.27
7.0.90.0930.04019.61
7.0.80.1070.04420.55
7.0.70.1320.04519.63
7.0.60.1020.04719.46
7.0.50.0100.04520.65
7.0.40.0180.03319.47
7.0.30.0050.04519.57
7.0.20.0150.03919.59
7.0.10.0030.03819.57
7.0.00.0050.04619.38
5.6.400.0030.00716.20
5.6.390.0080.00416.22
5.6.380.0030.01016.23
5.6.370.0030.01016.28
5.6.360.0100.00716.36
5.6.350.0120.00315.79
5.6.340.0000.01615.99
5.6.330.0030.00916.32
5.6.320.0060.01316.21
5.6.310.0060.01316.01
5.6.300.0070.00416.37
5.6.290.0000.01116.23
5.6.280.0100.00716.33
5.6.270.0060.00916.16
5.6.260.0030.01416.18
5.6.250.0030.01215.81
5.6.240.0000.01816.23
5.6.230.0000.01816.27
5.6.220.0030.01316.09
5.6.210.0070.01015.89
5.6.200.0060.01516.04
5.6.190.0070.00716.21
5.6.180.0000.01516.13
5.6.170.0030.00916.25
5.6.160.0060.01016.10
5.6.150.0060.01016.12
5.6.140.0000.01616.14
5.6.130.0110.00715.77
5.6.120.0000.01416.01
5.6.110.0070.01016.28
5.6.100.0100.00615.98
5.6.90.0060.01216.01
5.6.80.0060.00916.23
5.6.70.0060.01216.05
5.6.60.0120.00315.93
5.6.50.0100.00716.12
5.6.40.0090.00916.10
5.6.30.0040.01816.16
5.6.20.0040.01516.14
5.6.10.0100.01015.85
5.6.00.0030.01016.17

preferences:
37.22 ms | 401 KiB | 5 Q