3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(grapheme_strpos('abaa', 'a', -1));

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)
8.3.60.0180.00720.06
8.3.50.0150.00818.43
8.3.40.0190.00420.20
8.3.30.0250.00020.21
8.3.20.0050.00520.28
8.3.10.0030.00821.90
8.3.00.0120.00019.25
8.2.180.0220.01118.38
8.2.170.0070.01020.29
8.2.160.0160.00922.96
8.2.150.0040.00425.66
8.2.140.0030.00724.66
8.2.130.0090.00026.16
8.2.120.0040.00421.83
8.2.110.0090.00323.00
8.2.100.0050.00919.47
8.2.90.0040.00720.59
8.2.80.0000.01119.68
8.2.70.0110.00419.25
8.2.60.0080.00419.55
8.2.50.0090.00219.38
8.2.40.0080.00319.84
8.2.30.0060.00619.73
8.2.20.0020.00919.38
8.2.10.0080.00319.40
8.2.00.0040.00819.36
8.1.280.0100.01025.92
8.1.270.0000.00923.99
8.1.260.0050.00526.35
8.1.250.0030.00628.09
8.1.240.0420.00623.52
8.1.230.0080.00822.90
8.1.220.0060.00319.54
8.1.210.0100.00320.71
8.1.200.0130.00019.23
8.1.190.0070.00319.28
8.1.180.0070.00718.98
8.1.170.0070.00520.78
8.1.160.0040.00820.29
8.1.150.0000.01220.13
8.1.140.0050.00519.24
8.1.130.0000.00919.66
8.1.120.0070.00419.26
8.1.110.0120.00019.29
8.1.100.0040.00719.17
8.1.90.0030.00919.19
8.1.80.0030.00719.18
8.1.70.0070.00419.18
8.1.60.0090.00619.25
8.1.50.0060.00619.13
8.1.40.0060.00919.28
8.1.30.0000.01019.41
8.1.20.0110.00219.39
8.1.10.0110.00019.28
8.1.00.0070.00519.12
8.0.300.0100.00321.45
8.0.290.0100.00718.36
8.0.280.0080.00419.95
8.0.270.0030.00718.93
8.0.260.0030.00518.67
8.0.250.0060.00618.62
8.0.240.0040.00718.56
8.0.230.0000.01118.61
8.0.220.0070.00418.63
8.0.210.0060.00618.57
8.0.200.0120.00018.54
8.0.190.0000.01718.55
8.0.180.0080.00418.60
8.0.170.0040.00818.67
8.0.160.0000.00918.65
8.0.150.0060.00618.53
8.0.140.0130.00818.62
8.0.130.0050.00013.24
8.0.120.0000.01018.70
8.0.110.0120.00218.66
8.0.100.0060.00618.69
8.0.90.0000.01118.70
8.0.80.0150.01118.74
8.0.70.0040.00818.79
8.0.60.0030.00618.75
8.0.50.0000.01018.63
8.0.30.0190.01118.95
8.0.20.0130.00918.84
8.0.10.0030.00618.80
8.0.00.0140.00818.49
7.4.330.0050.00014.55
7.4.320.0050.00518.27
7.4.300.0000.01118.29
7.4.290.0040.00818.22
7.4.280.0040.00918.29
7.4.270.0050.00918.21
7.4.260.0000.00513.16
7.4.250.0070.00218.25
7.4.240.0030.00618.42
7.4.230.0030.00618.40
7.4.220.0140.01418.42
7.4.210.0120.01018.36
7.4.200.0000.01118.05
7.4.190.0060.00318.16
7.4.160.0160.00918.25
7.4.150.0160.01018.20
7.4.140.0190.01118.20
7.4.130.0110.01418.21
7.4.120.0120.01118.39
7.4.110.0120.01618.46
7.4.100.0180.00518.07
7.4.90.0250.01118.30
7.4.80.0110.01418.80
7.4.70.0140.01318.12
7.4.60.0160.00618.19
7.4.50.0040.00818.39
7.4.40.0110.00722.27
7.4.30.0040.01818.32
7.4.00.0090.01016.79
7.3.330.0070.00013.22
7.3.320.0060.00013.12
7.3.310.0090.00018.08
7.3.300.0000.00818.06
7.3.290.0110.00818.14
7.3.280.0090.01718.10
7.3.270.0120.00918.45
7.3.260.0100.01218.28
7.3.250.0110.01218.33
7.3.240.0180.00718.36
7.3.230.0070.01518.19
7.3.210.0110.02318.40
7.3.200.0100.01719.39
7.3.190.0080.01318.38
7.3.180.0140.01018.30
7.3.170.0040.02518.30
7.3.160.0100.01418.25
7.3.120.0090.00816.52
7.3.110.0110.00416.39
7.3.100.0100.00716.36
7.3.90.0000.01416.53
7.3.80.0090.00616.68
7.3.70.0080.00416.71
7.3.60.0100.00716.61
7.3.50.0030.01016.48
7.3.40.0030.00716.46
7.3.30.0080.01216.79
7.3.20.0030.01318.51
7.3.10.0080.00818.33
7.3.00.0020.01318.43
7.2.330.0090.01518.61
7.2.320.0170.01118.44
7.2.310.0170.01318.37
7.2.300.0210.00718.11
7.2.290.0180.00618.28
7.2.250.0040.01816.66
7.2.240.0100.00716.62
7.2.230.0130.00616.62
7.2.220.0060.00616.63
7.2.210.0040.01116.83
7.2.200.0000.01616.64
7.2.190.0060.01216.88
7.2.180.0030.01216.47
7.2.170.0060.00616.82
7.2.130.0110.00518.52
7.2.120.0030.01318.36
7.2.110.0050.00718.42
7.2.100.0090.00818.45
7.2.90.0070.00818.52
7.2.80.0100.00818.54
7.2.70.0060.00818.37
7.2.60.0050.01218.30
7.2.50.0080.00618.72
7.2.40.0110.00518.49
7.2.30.0100.00518.57
7.2.20.0050.00918.25
7.2.10.0050.01118.45
7.2.00.0030.01219.43
7.1.330.0000.01617.55
7.1.320.0030.01517.63
7.1.310.0060.00917.39
7.1.300.0000.01017.71
7.1.290.0000.01717.52
7.1.280.0000.01217.29
7.1.270.0040.01117.39
7.1.260.0070.01017.68
7.1.250.0060.00817.46
7.1.200.0000.01417.52
7.1.100.0080.01320.36
7.1.70.0000.01018.97
7.1.60.0160.00919.52
7.1.50.0070.02119.07
7.1.00.0000.08324.44
7.0.200.0000.00816.62
7.0.140.0000.07321.96
7.0.60.0000.07319.96
7.0.50.0130.07717.84
7.0.40.0030.08020.09
7.0.30.0270.04320.13
7.0.20.0230.04320.04
7.0.10.0070.08319.99
7.0.00.0070.08319.96
5.6.280.0100.06721.06
5.6.210.0100.08020.49
5.6.200.0030.04018.19
5.6.190.0030.06020.45
5.6.180.2930.04020.33
5.6.170.0270.04320.54
5.6.160.0000.05320.70
5.6.150.0100.07018.18
5.6.140.0030.08318.18
5.6.130.0070.04018.15
5.6.120.0000.06021.13
5.6.110.0130.03320.98
5.6.100.0030.04021.08
5.6.90.0070.07320.96
5.6.80.0070.08020.35
5.5.350.0270.06020.39
5.5.340.0170.04018.01
5.5.330.0000.04320.23
5.5.320.0270.06020.29
5.5.310.1130.05320.14
5.5.300.0130.05717.92
5.5.290.0100.07317.98
5.5.280.0070.08720.84
5.5.270.0070.04320.88
5.5.260.0200.07020.76
5.5.250.0100.07720.68
5.5.240.0070.06320.07
5.4.450.1800.04319.43
5.4.440.1530.04319.50
5.4.430.1670.03719.25
5.4.420.1670.03319.45
5.4.410.1700.03019.13
5.4.400.1570.03719.13
5.4.390.0070.07319.24
5.4.380.0070.03719.08
5.4.370.0630.04019.25
5.4.360.1500.04318.92
5.4.350.1900.05019.10
5.4.340.1600.04319.08
5.4.320.1900.05019.09
5.4.310.1870.04718.88
5.4.300.1700.03719.13
5.4.290.1570.03719.02
5.4.280.1700.03319.13
5.4.270.1870.04318.93
5.4.260.1630.03318.91
5.4.250.1330.04019.08
5.4.240.0030.05019.23
5.4.230.0100.04318.88
5.4.220.1000.05718.93
5.4.210.1570.04018.93
5.4.200.1570.03019.08
5.4.190.1870.04019.07
5.4.180.1700.05019.14
5.4.170.1830.04319.07
5.4.160.1500.03719.19
5.4.150.1500.03719.18
5.4.140.1700.04316.31
5.4.130.1700.03316.26
5.4.120.1730.04316.32
5.4.110.1570.03716.46
5.4.100.0070.06316.39
5.4.90.0070.04716.23
5.4.80.0670.04716.44
5.4.70.1530.04016.16
5.4.60.1570.03316.37
5.4.50.1500.03716.36
5.4.40.1870.04016.32
5.4.30.1830.04016.33
5.4.20.1630.03716.20
5.4.10.1500.03716.15
5.4.00.1700.03715.72
5.3.290.1800.04314.50
5.3.280.1770.04714.45
5.3.270.1570.03314.55
5.3.260.0230.04014.69
5.3.250.0030.03714.43
5.3.240.0200.07014.46
5.3.230.1630.03714.46
5.3.220.1770.04314.49
5.3.210.1600.04014.41
5.3.200.1500.04014.50
5.3.190.1470.04014.42
5.3.180.1530.03314.61
5.3.170.1500.03714.57
5.3.160.1800.04314.41
5.3.150.1530.03714.46
5.3.140.1770.04014.54
5.3.130.1570.03314.56
5.3.120.1370.04714.45
5.3.110.0100.06714.37
5.3.100.0030.07313.89
5.3.90.0900.04713.89
5.3.80.1830.04013.87
5.3.70.1730.04013.92
5.3.60.1770.05714.09
5.3.50.1770.04313.73
5.3.40.1500.04313.79
5.3.30.1570.03713.86
5.3.20.1670.02713.63
5.3.10.1530.03713.70
5.3.00.1700.02313.68
5.2.170.1230.03711.23
5.2.160.1270.03311.00
5.2.150.0000.03011.16
5.2.140.0000.03310.98
5.2.130.0000.03010.95
5.2.120.1130.03310.95
5.2.110.1600.03710.98
5.2.100.1300.02711.14
5.2.90.1330.02311.04
5.2.80.1430.02710.95
5.2.70.1400.05310.98
5.2.60.1300.02711.09
5.2.50.1300.02711.16
5.2.40.1070.02311.02
5.2.30.0970.03310.98
5.2.20.1230.04010.86
5.2.10.1170.02010.80
5.2.00.1100.02310.78
5.1.60.1070.0209.96
5.1.50.1000.0279.92
5.1.40.1030.0239.86
5.1.30.1130.03010.23
5.1.20.1230.03310.50
5.1.10.1070.0279.98
5.1.00.1170.02010.23
5.0.50.0700.0338.48
5.0.40.0630.0208.30
5.0.30.0700.0478.08
5.0.20.0600.0278.21
5.0.10.0670.0308.25
5.0.00.0470.0338.13
4.4.90.0600.0137.79
4.4.80.0430.0207.79
4.4.70.0670.0277.79
4.4.60.0600.0277.79
4.4.50.0630.0177.79
4.4.40.0700.0407.79
4.4.30.0730.0177.79
4.4.20.0530.0237.79
4.4.10.0630.0137.79
4.4.00.0670.0407.79
4.3.110.0700.0177.79
4.3.100.0000.0177.79
4.3.90.0000.0177.79
4.3.80.0000.0537.79
4.3.70.0070.0307.79
4.3.60.0000.0277.79
4.3.50.0000.0237.79
4.3.40.0030.0277.79
4.3.30.0000.0177.79
4.3.20.0030.0337.79
4.3.10.0000.0177.79
4.3.00.0400.0277.79

preferences:
41.42 ms | 401 KiB | 5 Q