3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pos = substr ( '10234523452_:_Please confirm' , 0, strpos('10234523452_:_Please confirm', '_:_') ); echo $pos;

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)
8.3.60.0110.00318.17
8.3.50.0130.00921.98
8.3.40.0070.01118.67
8.3.30.0070.00718.96
8.3.20.0050.00220.27
8.3.10.0000.00723.51
8.3.00.0040.00419.02
8.2.180.0090.00618.41
8.2.170.0070.00722.96
8.2.160.0060.00820.56
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00019.53
8.2.110.0060.00320.53
8.2.100.0090.00317.78
8.2.90.0040.00417.74
8.2.80.0000.00818.04
8.2.70.0000.00917.93
8.2.60.0040.00418.03
8.2.50.0030.00518.10
8.2.40.0050.00321.19
8.2.30.0040.00419.24
8.2.20.0040.00417.57
8.2.10.0000.00718.07
8.2.00.0040.00417.65
8.1.280.0070.01325.92
8.1.270.0060.00318.86
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0000.00923.79
8.1.230.0030.00919.02
8.1.220.0050.00317.74
8.1.210.0080.00018.77
8.1.200.0070.00417.23
8.1.190.0080.00017.11
8.1.180.0060.00318.10
8.1.170.0070.00318.66
8.1.160.0080.00018.99
8.1.150.0050.00518.82
8.1.140.0040.00417.29
8.1.130.0000.00717.87
8.1.120.0030.00317.35
8.1.110.0000.00717.37
8.1.100.0000.00717.26
8.1.90.0040.00417.28
8.1.80.0040.00417.34
8.1.70.0000.00717.29
8.1.60.0030.00617.50
8.1.50.0080.00017.41
8.1.40.0060.00317.45
8.1.30.0000.00917.49
8.1.20.0040.00417.57
8.1.10.0040.00417.52
8.1.00.0040.00417.40
8.0.300.0000.00719.64
8.0.290.0050.00316.63
8.0.280.0070.00018.45
8.0.270.0030.00317.25
8.0.260.0030.00317.29
8.0.250.0040.00416.83
8.0.240.0000.00816.93
8.0.230.0070.00016.74
8.0.220.0040.00416.78
8.0.210.0050.00216.84
8.0.200.0000.00616.86
8.0.190.0050.00316.92
8.0.180.0070.00016.85
8.0.170.0000.00716.71
8.0.160.0030.00316.91
8.0.150.0040.00416.77
8.0.140.0030.00516.67
8.0.130.0030.00313.21
8.0.120.0080.00016.72
8.0.110.0040.00416.71
8.0.100.0040.00416.75
8.0.90.0050.00216.65
8.0.80.0090.00916.86
8.0.70.0000.00716.85
8.0.60.0080.00016.84
8.0.50.0030.00516.61
8.0.30.0140.00616.94
8.0.20.0100.00917.40
8.0.10.0000.00717.06
8.0.00.0120.00716.71
7.4.330.0060.00015.03
7.4.320.0000.00616.36
7.4.300.0030.00316.44
7.4.290.0070.00016.45
7.4.280.0040.00416.47
7.4.270.0060.00016.36
7.4.260.0000.00816.42
7.4.250.0080.00016.48
7.4.240.0030.00416.47
7.4.230.0070.00016.48
7.4.220.0060.01216.54
7.4.210.0150.00616.39
7.4.200.0030.00316.56
7.4.160.0060.01016.50
7.4.150.0150.00317.40
7.4.140.0130.00717.86
7.4.130.0060.01216.42
7.4.120.0130.00316.42
7.4.110.0080.01216.47
7.4.100.0130.00616.42
7.4.90.0100.00616.46
7.4.80.0180.01119.39
7.4.70.0100.00616.46
7.4.60.0100.00716.36
7.4.50.0050.00316.54
7.4.40.0080.01516.41
7.4.30.0110.00716.33
7.4.00.0030.01014.93
7.3.330.0060.00013.08
7.3.320.0050.00013.11
7.3.310.0030.00316.18
7.3.300.0060.00016.15
7.3.290.0100.00516.20
7.3.280.0080.01116.19
7.3.270.0060.01517.40
7.3.260.0090.00916.19
7.3.250.0100.00716.34
7.3.240.0050.01316.18
7.3.230.0110.00616.39
7.3.210.0190.00316.20
7.3.200.0110.01119.39
7.3.190.0060.01016.48
7.3.180.0140.00716.10
7.3.170.0100.01016.30
7.3.160.0090.00616.38
7.3.10.0070.00316.60
7.3.00.0040.00416.46
7.2.330.0040.01516.50
7.2.320.0070.01016.64
7.2.310.0110.00516.69
7.2.300.0070.01016.54
7.2.290.0070.01516.60
7.2.130.0000.01316.84
7.2.120.0090.00316.98
7.2.110.0070.00716.63
7.2.100.0060.00316.69
7.2.90.0000.01216.86
7.2.80.0040.00816.86
7.2.70.0030.00917.03
7.2.60.0050.01016.81
7.2.50.0070.00716.98
7.2.40.0060.00317.04
7.2.30.0070.00716.95
7.2.20.0100.00316.89
7.2.10.0000.00916.90
7.2.00.0070.00718.17
7.1.250.0060.00615.66
7.1.200.0040.01115.73
7.1.100.0050.00518.07
7.1.70.0000.00817.04
7.1.60.0100.01419.22
7.1.50.0200.01334.74
7.1.00.0100.07022.41
7.0.200.0060.00316.56
7.0.140.0100.03722.07
7.0.60.0100.07319.82
7.0.50.0070.04017.82
7.0.40.0100.09020.26
7.0.30.0200.05320.01
7.0.20.0170.04320.00
7.0.10.0030.04320.03
7.0.00.0170.08020.02
5.6.280.0000.07720.77
5.6.210.0070.08720.60
5.6.200.0030.08018.17
5.6.190.0030.06320.41
5.6.180.0230.07020.33
5.6.170.0370.07320.71
5.6.160.0030.09020.50
5.6.150.0170.07018.12
5.6.140.0030.04018.18
5.6.130.0070.08018.14
5.6.120.0070.08721.02
5.6.110.0070.09020.95
5.6.100.0000.04320.95
5.6.90.0100.04021.05
5.6.80.0030.04320.50
5.5.350.0170.08720.41
5.5.340.0130.07718.02
5.5.330.0030.04020.23
5.5.320.0130.06320.32
5.5.310.0170.04320.29
5.5.300.0030.07018.01
5.5.290.0100.05717.92
5.5.280.0130.07720.68
5.5.270.0100.05320.86
5.5.260.0030.06320.78
5.5.250.0130.06320.69
5.5.240.0100.06720.25
5.4.450.0200.05019.59
5.4.440.0130.05319.49
5.4.430.0070.06019.57
5.4.420.0230.04019.44
5.4.410.0200.04719.54
5.4.400.0570.05319.31
5.4.390.0600.05019.34
5.4.380.0330.05018.74
5.4.370.0330.05018.62
5.4.360.0330.05318.53
5.4.350.0370.05018.63
5.4.340.0270.05318.50
5.4.320.0170.07018.52
5.4.310.0370.04718.61
5.4.300.0330.05018.72
5.4.290.0230.05718.46
5.4.280.0270.05018.67
5.4.270.0270.05718.57
5.4.260.0170.06318.57
5.4.250.0300.05718.71
5.4.240.0430.05318.49
5.4.230.0330.06018.61
5.4.220.0270.06018.66
5.4.210.0330.05718.68
5.4.200.0300.05316.73
5.4.190.0300.06318.76
5.4.180.0270.05318.47
5.4.170.0500.06018.51
5.4.160.0300.05018.45
5.4.150.0230.05718.74
5.4.140.0270.05716.25
5.4.130.0270.05316.21
5.4.120.0270.05316.17
5.4.110.0200.05716.21
5.4.100.0300.05316.18
5.4.90.0330.04716.16
5.4.80.0370.04016.28
5.4.70.0230.05316.32
5.4.60.0300.05316.30
5.4.50.0470.05316.11
5.4.40.0300.04716.05
5.4.30.0370.06016.16
5.4.20.0300.06016.13
5.4.10.0370.05016.04
5.4.00.0330.04715.80
5.3.290.0230.05714.61
5.3.280.0300.05714.59
5.3.270.0330.05014.56
5.3.260.0300.05314.49
5.3.250.0270.05314.59
5.3.240.0300.04714.59
5.3.230.0430.03314.59
5.3.220.0300.05314.61
5.3.210.0300.05014.55
5.3.200.0370.04714.45
5.3.190.0330.05314.59
5.3.180.0370.05314.45
5.3.170.0230.05714.59
5.3.160.0300.05014.63
5.3.150.0330.06314.61
5.3.140.0300.05014.60
5.3.130.0400.04314.55
5.3.120.0230.05714.63
5.3.110.0230.05714.52
5.3.100.0230.05313.95
5.3.90.0370.04013.98
5.3.80.0370.04314.00
5.3.70.0330.05314.06
5.3.60.0300.05013.99
5.3.50.0270.05314.02
5.3.40.0370.06313.94
5.3.30.0170.05713.85
5.3.20.0230.05313.78
5.3.10.0230.05313.60
5.3.00.0400.06713.54
5.2.170.0270.04311.11
5.2.160.0230.04711.07
5.2.150.0230.04311.18
5.2.140.0170.05011.07
5.2.130.0300.03311.08
5.2.120.0430.03711.01
5.2.110.0200.04711.14
5.2.100.0270.03311.07
5.2.90.0230.04011.06
5.2.80.0170.05311.13
5.2.70.0230.04311.05
5.2.60.0170.04311.08
5.2.50.0170.05710.98
5.2.40.0200.04010.99
5.2.30.0230.03710.92
5.2.20.0170.04710.94
5.2.10.0130.04310.96
5.2.00.0100.05010.76
5.1.60.0230.02710.10
5.1.50.0170.04310.13
5.1.40.0170.03310.02
5.1.30.0270.04710.37
5.1.20.0330.04010.39
5.1.10.0170.04010.03
5.1.00.0170.04010.17
5.0.50.0130.0308.59
5.0.40.0100.0278.44
5.0.30.0200.0338.23
5.0.20.0270.0278.37
5.0.10.0070.0308.34
5.0.00.0100.0438.19
4.4.90.0130.0176.88
4.4.80.0070.0236.88
4.4.70.0100.0206.88
4.4.60.0030.0276.88
4.4.50.0170.0176.88
4.4.40.0130.0306.88
4.4.30.0130.0206.88
4.4.20.0100.0306.88
4.4.10.0130.0176.88
4.4.00.0030.0406.88
4.3.110.0130.0206.88
4.3.100.0170.0136.88
4.3.90.0130.0176.88
4.3.80.0030.0406.88
4.3.70.0070.0236.88
4.3.60.0200.0276.88
4.3.50.0070.0236.88
4.3.40.0070.0436.88
4.3.30.0070.0206.88
4.3.20.0030.0306.88
4.3.10.0030.0236.88
4.3.00.0000.0307.57

preferences:
54.73 ms | 401 KiB | 5 Q