3v4l.org

run code in 300+ PHP versions simultaneously
<?php $pos = strpos('xyz','a'); echo isset($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)
8.3.60.0130.00618.43
8.3.50.0230.00521.20
8.3.40.0110.00418.84
8.3.30.0070.01020.09
8.3.20.0000.00720.30
8.3.10.0000.00721.05
8.3.00.0060.00322.51
8.2.180.0060.01216.50
8.2.170.0140.00322.96
8.2.160.0070.00722.30
8.2.150.0080.00024.18
8.2.140.0030.00624.66
8.2.130.0040.00426.16
8.2.120.0040.00420.60
8.2.110.0040.00420.56
8.2.100.0050.00517.91
8.2.90.0070.00019.05
8.2.80.0030.00517.97
8.2.70.0050.00317.63
8.2.60.0040.00417.93
8.2.50.0060.00318.07
8.2.40.0040.00418.34
8.2.30.0000.00719.34
8.2.20.0080.00017.52
8.2.10.0040.00417.48
8.2.00.0000.00717.61
8.1.280.0160.00325.92
8.1.270.0060.00323.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00023.77
8.1.230.0080.00322.06
8.1.220.0000.00918.77
8.1.210.0040.00818.99
8.1.200.0030.00617.13
8.1.190.0030.00617.51
8.1.180.0040.00418.10
8.1.170.0000.00818.59
8.1.160.0000.00718.77
8.1.150.0030.00618.55
8.1.140.0000.00717.42
8.1.130.0030.00617.76
8.1.120.0030.00317.40
8.1.110.0000.00717.39
8.1.100.0040.00417.36
8.1.90.0070.00017.31
8.1.80.0070.00017.41
8.1.70.0030.00317.40
8.1.60.0060.00317.54
8.1.50.0000.00717.40
8.1.40.0000.00717.33
8.1.30.0000.00817.57
8.1.20.0060.00317.64
8.1.10.0000.00817.49
8.1.00.0050.00217.32
8.0.300.0000.00820.08
8.0.290.0040.00417.05
8.0.280.0030.00318.52
8.0.270.0070.00017.27
8.0.260.0000.00916.68
8.0.250.0000.00816.96
8.0.240.0060.00316.94
8.0.230.0000.00816.77
8.0.220.0000.00816.71
8.0.210.0040.00416.77
8.0.200.0030.00316.87
8.0.190.0000.00816.91
8.0.180.0000.00716.79
8.0.170.0040.00416.84
8.0.160.0000.00716.94
8.0.150.0040.00416.73
8.0.140.0040.00416.75
8.0.130.0040.00413.29
8.0.120.0000.00816.66
8.0.110.0030.00616.82
8.0.100.0000.00716.68
8.0.90.0080.00016.62
8.0.80.0080.00816.80
8.0.70.0040.00416.81
8.0.60.0000.00716.67
8.0.50.0000.00816.88
8.0.30.0150.00717.05
8.0.20.0130.00517.40
8.0.10.0070.00016.82
8.0.00.0130.00716.76
7.4.330.0050.00016.77
7.4.320.0030.00316.47
7.4.300.0060.00016.56
7.4.290.0000.00716.44
7.4.280.0030.00316.55
7.4.270.0030.00316.29
7.4.260.0030.00313.19
7.4.250.0040.00416.34
7.4.240.0050.00216.50
7.4.230.0000.00716.50
7.4.220.0080.01516.55
7.4.210.0080.00716.53
7.4.200.0080.00016.50
7.4.190.0000.00716.58
7.4.160.0060.00916.42
7.4.150.0110.00617.40
7.4.140.0080.00817.86
7.4.130.0120.00516.45
7.4.120.0060.01116.34
7.4.110.0130.00716.38
7.4.100.0060.01116.50
7.4.90.0070.01016.34
7.4.80.0150.00819.39
7.4.70.0060.01216.48
7.4.60.0060.01316.43
7.4.50.0060.00316.52
7.4.40.0030.01022.77
7.4.30.0120.00916.58
7.4.00.0030.01014.73
7.3.330.0020.00213.02
7.3.320.0030.00313.02
7.3.310.0030.00316.07
7.3.300.0060.00015.94
7.3.290.0110.00416.09
7.3.280.0060.01116.14
7.3.270.0030.01417.40
7.3.260.0140.00618.24
7.3.250.0080.00816.28
7.3.240.0120.01316.15
7.3.230.0050.01116.39
7.3.210.0120.00616.22
7.3.200.0030.01519.39
7.3.190.0120.00416.46
7.3.180.0040.01316.42
7.3.170.0110.00716.33
7.3.160.0120.00316.46
7.3.120.0030.01314.94
7.2.330.0160.00316.65
7.2.320.0110.01116.57
7.2.310.0090.00916.55
7.2.300.0100.00616.71
7.2.290.0000.01616.42
7.2.00.0030.00919.36
7.1.200.0060.00615.59
7.1.100.0040.01118.06
7.1.70.0000.00816.95
7.1.60.0140.01119.17
7.1.50.0120.00616.84
7.1.00.0030.04322.40
7.0.200.0000.01016.68
7.0.140.0070.07022.18
7.0.100.0130.03319.88
7.0.90.0130.08319.88
7.0.80.0070.08020.02
7.0.70.0170.06319.95
7.0.60.0170.04719.93
7.0.50.0230.04020.23
7.0.40.0070.03320.11
7.0.30.0100.07020.06
7.0.20.0070.03320.12
7.0.10.0070.05320.13
7.0.00.0070.03720.13
5.6.280.0030.07321.11
5.6.250.0070.06320.68
5.6.240.0070.04020.59
5.6.230.0000.04020.66
5.6.220.0100.03720.57
5.6.210.0130.02720.74
5.6.200.0030.07321.10
5.6.190.0030.05721.16
5.6.180.0130.07021.01
5.6.170.0030.03721.00
5.6.160.0000.04021.04
5.6.150.0100.03720.95
5.6.140.0030.04721.06
5.6.130.0000.04721.15
5.6.120.0100.03321.10
5.6.110.0070.03321.00
5.6.100.0070.08021.04
5.6.90.0070.06320.99
5.6.80.0000.04720.31
5.6.70.0100.03720.30
5.6.60.0100.03320.44
5.6.50.0030.04320.33
5.6.40.0030.04020.29
5.6.30.0070.03720.37
5.6.20.0030.04320.37
5.6.10.0100.02720.30
5.6.00.0130.02320.29
5.5.380.0070.06720.34
5.5.370.0030.09020.36
5.5.360.0000.04320.40
5.5.350.0100.06720.38
5.5.340.0070.07720.79
5.5.330.0070.03720.77
5.5.320.0070.07020.79
5.5.310.0070.06720.79
5.5.300.0130.03320.86
5.5.290.0100.04320.82
5.5.280.0030.03720.79
5.5.270.0000.04720.79
5.5.260.0070.05020.78
5.5.250.0030.03320.70
5.5.240.0100.04020.28
5.5.230.0070.03020.13
5.5.220.0130.03320.24
5.5.210.0030.03320.25
5.5.200.0030.03320.18
5.5.190.0030.04020.10
5.5.180.0030.04020.21
5.5.160.0030.03320.27
5.5.150.0030.03320.20
5.5.140.0030.04320.23
5.5.130.0030.03320.21
5.5.120.0070.03320.25
5.5.110.0000.03719.97
5.5.100.0100.03320.07
5.5.90.0000.03319.96
5.5.80.0030.03320.14
5.5.70.0000.03720.14
5.5.60.0000.03719.92
5.5.50.0070.03020.07
5.5.40.0100.03020.04
5.5.30.0200.02720.09
5.5.20.0000.03720.05
5.5.10.0100.03319.96
5.5.00.0070.03720.04
5.4.450.0030.03719.27
5.4.440.0030.04319.11
5.4.430.0030.05719.49
5.4.420.0000.07719.36
5.4.410.0070.03719.14
5.4.400.0000.04319.10
5.4.390.0000.04019.10
5.4.380.0030.03719.10
5.4.370.0170.03018.90
5.4.360.0070.05319.05
5.4.350.0000.03319.05
5.4.340.0000.04018.90
5.4.320.0000.03319.14
5.4.310.0000.03318.98
5.4.300.0030.03318.90
5.4.290.0070.02719.04
5.4.280.0070.03018.94
5.4.270.0070.02719.22
5.4.260.0070.02719.10
5.4.250.0000.03319.06
5.4.240.0070.03319.05
5.4.230.0070.02719.22
5.4.220.0130.02718.97
5.4.210.0030.03319.11
5.4.200.0030.03319.05
5.4.190.0000.04018.95
5.4.180.0030.03019.11
5.4.170.0070.03018.93
5.4.160.0070.03018.76
5.4.150.0070.03318.95
5.4.140.0070.03016.27
5.4.130.0070.02716.36
5.4.120.0030.07316.32
5.4.110.0000.07716.23
5.4.100.0070.04316.36
5.4.90.0070.03016.34
5.4.80.0070.04016.41
5.4.70.0000.07016.29
5.4.60.0000.07716.32
5.4.50.0030.06316.23
5.4.40.0070.06316.39
5.4.30.0100.06016.32
5.4.20.0000.06316.27
5.4.10.0000.05316.27
5.4.00.0000.03315.71
5.3.290.0000.03314.65
5.3.280.0100.02714.50
5.3.270.0070.02714.42
5.3.260.0000.04014.54
5.3.250.0100.07014.59
5.3.240.0030.06314.59
5.3.230.0070.06314.53
5.3.220.0030.03714.52
5.3.210.0030.07314.55
5.3.200.0070.04014.39
5.3.190.0030.04014.55
5.3.180.0200.02714.54
5.3.170.0070.03714.57
5.3.160.0070.06314.56
5.3.150.0000.06014.44
5.3.140.0070.03314.51
5.3.130.0070.04014.53
5.3.120.0030.04014.41
5.3.110.0030.06714.55
5.3.100.0000.05314.02
5.3.90.0100.02714.01
5.3.80.0100.02713.97
5.3.70.0030.07713.87
5.3.60.0030.03013.75
5.3.50.0070.05313.89
5.3.40.0000.06313.94
5.3.30.0000.04713.88
5.3.20.0030.03013.64
5.3.10.0000.03313.64
5.3.00.0000.03313.64
5.2.170.0030.04013.64
5.2.160.0070.02713.64
5.2.150.0000.05013.64
5.2.140.0200.05313.64
5.2.130.0030.04013.64
5.2.120.0000.02713.64
5.2.110.0100.05313.64
5.2.100.0030.06013.64
5.2.90.0000.02713.64
5.2.80.0000.02713.64
5.2.70.0130.04713.64
5.2.60.0000.06313.64
5.2.50.0030.04013.64
5.2.40.0030.03713.64
5.2.30.0000.07013.64
5.2.20.0070.06313.64
5.2.10.0030.04313.64
5.2.00.0030.05713.64
5.1.60.0070.04313.64
5.1.50.0030.02713.64
5.1.40.0030.02713.64
5.1.30.0030.02313.64
5.1.20.0070.02713.64
5.1.10.0070.05313.64
5.1.00.0030.02013.64
5.0.50.0000.02313.64
5.0.40.0070.02013.64
5.0.30.0030.03313.64
5.0.20.0030.01713.64
5.0.10.0030.02713.64
5.0.00.0030.03013.64
4.4.90.0000.03013.64
4.4.80.0000.03313.64
4.4.70.0000.03313.64
4.4.60.0000.03013.64
4.4.50.0030.01313.64
4.4.40.0000.04713.64
4.4.30.0000.02013.64
4.4.20.0070.01013.64
4.4.10.0030.02313.64
4.4.00.0030.04013.64
4.3.110.0030.03713.64
4.3.100.0000.02713.64
4.3.90.0030.03013.64
4.3.80.0000.05313.64
4.3.70.0000.03713.64
4.3.60.0030.02313.64
4.3.50.0000.01713.64
4.3.40.0000.04313.64
4.3.30.0000.03013.64
4.3.20.0030.02013.64
4.3.10.0000.02013.64
4.3.00.0030.02713.64

preferences:
37.99 ms | 401 KiB | 5 Q