3v4l.org

run code in 300+ PHP versions simultaneously
<?php $mystring = 'blabla_blabla_'; $findme = '_'; $pos = strpos($mystring, $findme); echo substr($pos, 0, strpos("_"));

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)
8.3.60.0070.00718.29
8.3.50.0090.00821.92
8.3.40.0070.00718.77
8.3.30.0120.00818.96
8.3.20.0030.00522.10
8.3.10.0040.00421.98
8.3.00.0080.00022.51
8.2.180.0150.00016.75
8.2.170.0140.00022.96
8.2.160.0140.00020.77
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0040.00417.63
8.2.110.0030.00721.00
8.2.100.0090.00317.91
8.2.90.0050.00317.75
8.2.80.0040.00420.41
8.2.70.0060.00317.55
8.2.60.0090.00017.93
8.2.50.0040.00418.10
8.2.40.0040.00420.59
8.2.30.0000.00717.87
8.2.20.0000.00717.52
8.2.10.0040.00419.45
8.2.00.0000.00717.78
8.1.280.0100.00325.92
8.1.270.0080.00023.91
8.1.260.0040.00426.35
8.1.250.0090.00028.09
8.1.240.0070.00322.20
8.1.230.0080.00420.89
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0060.00317.23
8.1.190.0080.00017.23
8.1.180.0030.00518.10
8.1.170.0080.00018.65
8.1.160.0040.00421.89
8.1.150.0050.00318.57
8.1.140.0080.00017.30
8.1.130.0030.00317.82
8.1.120.0000.00717.29
8.1.110.0040.00417.39
8.1.100.0040.00417.40
8.1.90.0070.00017.29
8.1.80.0000.00717.38
8.1.70.0030.00317.35
8.1.60.0080.00017.40
8.1.50.0000.00717.50
8.1.40.0040.00417.52
8.1.30.0000.00917.47
8.1.20.0050.00317.61
8.1.10.0050.00217.59
8.1.00.0040.00417.52
8.0.300.0080.00020.04
8.0.290.0090.00016.58
8.0.280.0030.00318.34
8.0.270.0050.00317.11
8.0.260.0000.00616.75
8.0.250.0000.00716.95
8.0.240.0050.00216.84
8.0.230.0000.00717.01
8.0.220.0000.00716.94
8.0.210.0000.00716.80
8.0.200.0000.00716.93
8.0.190.0020.00516.91
8.0.180.0000.00816.91
8.0.170.0050.00516.95
8.0.160.0000.00716.85
8.0.150.0040.00416.74
8.0.140.0050.00216.74
8.0.130.0000.00713.32
8.0.120.0000.00716.92
8.0.110.0000.00816.82
8.0.100.0040.00416.99
8.0.90.0020.00516.80
8.0.80.0080.01216.92
8.0.70.0030.00616.82
8.0.60.0000.00716.86
8.0.50.0070.00016.95
8.0.30.0030.01517.12
8.0.20.0120.00617.40
8.0.10.0080.00016.86
8.0.00.0120.00816.60
7.4.330.0000.00515.13
7.4.320.0030.00316.42
7.4.300.0000.00716.45
7.4.290.0000.00716.46
7.4.280.0070.00016.54
7.4.270.0000.00716.59
7.4.260.0040.00416.39
7.4.250.0000.00716.40
7.4.240.0030.00416.56
7.4.230.0030.00316.54
7.4.220.0110.00616.56
7.4.210.0070.00716.45
7.4.200.0000.00716.32
7.4.190.0070.00016.63
7.4.160.0070.00716.53
7.4.150.0100.00717.40
7.4.140.0170.00517.86
7.4.130.0140.00316.37
7.4.120.0100.00716.52
7.4.110.0040.01216.44
7.4.100.0050.01116.31
7.4.90.0140.00316.62
7.4.80.0150.00719.39
7.4.70.0130.00616.18
7.4.60.0060.01016.34
7.4.50.0030.00616.50
7.4.40.0090.00622.77
7.4.30.0140.00916.35
7.4.10.0050.01214.90
7.4.00.0080.01014.95
7.3.330.0000.00513.14
7.3.320.0000.00513.07
7.3.310.0030.00316.02
7.3.300.0040.00416.09
7.3.290.0130.00516.22
7.3.280.0070.00816.23
7.3.270.0070.01017.40
7.3.260.0070.01016.37
7.3.250.0060.01116.36
7.3.240.0140.00316.46
7.3.230.0140.00616.39
7.3.210.0070.01016.20
7.3.200.0090.01219.39
7.3.190.0030.01616.36
7.3.180.0080.00816.39
7.3.170.0040.01116.31
7.3.160.0140.00716.32
7.3.130.0080.01014.73
7.3.120.0050.01214.86
7.3.110.0060.01114.85
7.3.100.0040.01014.83
7.3.90.0070.00914.74
7.3.80.0080.00614.73
7.3.70.0100.00414.76
7.3.60.0050.00714.73
7.3.50.0030.01014.60
7.3.40.0080.00314.54
7.3.30.0030.00814.58
7.3.20.0080.00516.44
7.3.10.0030.01216.37
7.3.00.0090.00616.38
7.2.330.0100.00716.38
7.2.320.0030.01516.50
7.2.310.0140.00816.66
7.2.300.0070.01416.70
7.2.290.0130.00516.63
7.2.260.0070.01114.88
7.2.250.0080.01014.88
7.2.240.0040.01214.99
7.2.230.0110.00514.87
7.2.220.0060.00814.95
7.2.210.0080.00714.93
7.2.200.0050.00614.63
7.2.190.0050.00914.79
7.2.180.0050.01114.94
7.2.170.0050.00814.74
7.2.160.0040.00614.67
7.2.150.0040.00816.72
7.2.140.0080.00716.72
7.2.130.0050.01016.56
7.2.120.0100.00616.74
7.2.110.0100.00616.77
7.2.100.0050.01016.56
7.2.90.0080.00816.55
7.2.80.0040.01016.60
7.2.70.0050.01216.88
7.2.60.0110.00616.72
7.2.50.0070.00916.64
7.2.40.0080.01216.58
7.2.30.0050.00916.78
7.2.20.0070.00716.70
7.2.10.0100.00616.78
7.2.00.0070.00617.28
7.1.330.0070.00615.66
7.1.320.0050.01115.77
7.1.310.0070.00615.77
7.1.300.0090.00215.66
7.1.290.0050.00715.58
7.1.280.0030.00815.66
7.1.270.0050.00915.58
7.1.260.0060.00715.69
7.1.250.0060.00715.51
7.1.240.0050.01115.72
7.1.230.0080.00715.62
7.1.220.0030.01015.75
7.1.210.0050.00915.69
7.1.200.0040.00815.66
7.1.190.0060.00715.78
7.1.180.0060.00615.62
7.1.170.0080.00615.55
7.1.160.0040.00815.58
7.1.150.0040.01015.59
7.1.140.0060.00715.64
7.1.130.0060.00715.58
7.1.120.0070.00615.74
7.1.110.0050.00815.77
7.1.100.0040.00716.29
7.1.90.0060.00415.78
7.1.80.0050.00815.66
7.1.70.0050.00715.94
7.1.60.0070.00716.80
7.1.50.0080.01120.29
7.1.40.0030.01015.74
7.1.30.0090.00715.74
7.1.20.0060.00815.59
7.1.10.0030.00915.78
7.1.00.0040.02417.33
7.0.330.0040.00515.17
7.0.320.0040.00815.30
7.0.310.0080.00515.32
7.0.300.0050.00615.30
7.0.290.0040.00715.33
7.0.280.0040.00815.39
7.0.270.0070.00515.08
7.0.260.0060.00715.28
7.0.250.0070.00815.19
7.0.240.0070.00715.35
7.0.230.0060.00415.34
7.0.220.0070.00515.45
7.0.210.0080.00315.31
7.0.200.0040.00715.60
7.0.190.0070.00815.24
7.0.180.0070.00515.34
7.0.170.0080.00615.26
7.0.160.0050.00715.42
7.0.150.0030.01015.18
7.0.140.0050.02217.01
7.0.130.0040.00815.30
7.0.120.0050.00915.46
7.0.110.0060.00615.33
7.0.100.0030.01816.51
7.0.90.0070.02416.59
7.0.80.0060.02416.54
7.0.70.0060.02316.54
7.0.60.0060.01416.57
7.0.50.0140.02116.54
7.0.40.0070.02514.97
7.0.30.0050.02215.06
7.0.20.0070.01615.06
7.0.10.0060.01415.06
7.0.00.0110.01915.01
5.6.400.0030.00914.18
5.6.390.0060.00814.16
5.6.380.0050.00914.28
5.6.370.0040.01014.19
5.6.360.0050.00814.29
5.6.350.0030.01014.28
5.6.340.0080.00714.29
5.6.330.0060.00414.52
5.6.320.0050.00814.40
5.6.310.0050.00714.29
5.6.300.0070.00714.33
5.6.290.0010.01214.23
5.6.280.0070.02415.94
5.6.270.0040.00714.25
5.6.260.0060.00514.28
5.6.250.0080.02215.85
5.6.240.0050.02615.79
5.6.230.0060.02615.84
5.6.220.0030.02015.79
5.6.210.0060.01815.77
5.6.200.0070.02716.00
5.6.190.0060.02215.81
5.6.180.0050.02515.96
5.6.170.0030.02715.92
5.6.160.0070.02716.04
5.6.150.0060.01916.02
5.6.140.0070.02615.92
5.6.130.0080.02115.91
5.6.120.0030.02015.80
5.6.110.0080.02315.90
5.6.100.0080.01815.99
5.6.90.0080.02315.86
5.6.80.0040.02015.70
5.6.70.0040.01715.73
5.6.60.0030.02015.67
5.6.50.0080.01615.66
5.6.40.0050.02215.69
5.6.30.0070.02315.72
5.6.20.0070.02115.76
5.6.10.0120.01715.74
5.6.00.0050.02215.68
5.5.380.0040.02015.77
5.5.370.0040.01815.74
5.5.360.0090.01515.78
5.5.350.0060.01615.66
5.5.340.0070.02515.76
5.5.330.0060.01615.79
5.5.320.0070.01815.88
5.5.310.0060.01715.70
5.5.300.0090.02215.86
5.5.290.0090.02215.66
5.5.280.0100.01215.71
5.5.270.0100.02115.83
5.5.260.0090.02115.82
5.5.250.0060.01715.77
5.5.240.0040.02215.63
5.5.230.0040.02515.51
5.5.220.0090.02015.44
5.5.210.0050.02015.74
5.5.200.0050.02415.52
5.5.190.0080.02415.58
5.5.180.0080.02315.47
5.5.170.0080.00414.18
5.5.160.0070.02315.58
5.5.150.0080.01915.50
5.5.140.0090.01315.68
5.5.130.0090.02115.57
5.5.120.0050.02415.74
5.5.110.0080.02615.67
5.5.100.0060.02515.71
5.5.90.0070.01815.47
5.5.80.0060.01515.56
5.5.70.0070.01515.71
5.5.60.0040.01615.46
5.5.50.0060.01615.54
5.5.40.0090.01615.65
5.5.30.0070.02415.56
5.5.20.0060.02215.62
5.5.10.0070.02215.45
5.5.00.0030.02515.68
5.4.450.0060.01313.47
5.4.440.0030.01713.62
5.4.430.0050.01813.50
5.4.420.0030.02413.48
5.4.410.0070.02313.55
5.4.400.0070.01813.57
5.4.390.0060.02413.32
5.4.380.0030.02213.46
5.4.370.0060.02313.49
5.4.360.0040.02313.38
5.4.350.0070.01913.43
5.4.340.0060.02113.47
5.4.330.0040.00411.62
5.4.320.0060.01713.31
5.4.310.0050.02313.41
5.4.300.0040.02413.38
5.4.290.0070.02213.41
5.4.280.0060.02313.29
5.4.270.0060.01313.47
5.4.260.0050.01513.36
5.4.250.0050.02013.47
5.4.240.0060.01913.42
5.4.230.0060.01713.33
5.4.220.0060.02313.40
5.4.210.0050.01713.28
5.4.200.0100.02013.45
5.4.190.0050.01613.41
5.4.180.0040.01613.50
5.4.170.0050.02313.39
5.4.160.0060.02013.38
5.4.150.0070.02313.32
5.4.140.0080.02012.81
5.4.130.0030.02412.63
5.4.120.0060.02212.74
5.4.110.0070.02112.72
5.4.100.0080.01912.72
5.4.90.0050.02312.78
5.4.80.0060.01312.79
5.4.70.0060.02212.79
5.4.60.0080.01712.71
5.4.50.0030.02812.82
5.4.40.0060.02312.84
5.4.30.0050.02212.79
5.4.20.0040.02512.74
5.4.10.0060.02212.81
5.4.00.0050.01312.64
5.3.290.0020.02512.13
5.3.280.0040.01712.06
5.3.270.0030.01112.06
5.3.260.0080.02212.03
5.3.250.0070.01112.04
5.3.240.0070.01412.05
5.3.230.0050.02412.05
5.3.220.0050.01511.99
5.3.210.0070.01812.01
5.3.200.0050.02011.98
5.3.190.0040.01912.09
5.3.180.0020.02112.06
5.3.170.0030.02612.03
5.3.160.0080.01712.13
5.3.150.0060.02312.09
5.3.140.0050.01912.10
5.3.130.0050.02412.09
5.3.120.0020.02612.07
5.3.110.0070.02012.09
5.3.100.0020.01511.95
5.3.90.0040.02212.01
5.3.80.0020.02011.91
5.3.70.0020.01811.89
5.3.60.0070.02011.95
5.3.50.0070.01411.88
5.3.40.0020.01711.94
5.3.30.0030.01611.89
5.3.20.0050.01511.79
5.3.10.0050.02311.77
5.3.00.0040.01611.78
5.2.170.0070.04713.85
5.2.160.0030.03013.85
5.2.150.0030.06013.85
5.2.140.0070.06713.85
5.2.130.0070.02713.85
5.2.120.0030.05313.85
5.2.110.0000.05013.85
5.2.100.0000.05013.85
5.2.90.0070.03313.85
5.2.80.0030.06013.85
5.2.70.0070.06013.85
5.2.60.0030.06313.85
5.2.50.0170.04713.85
5.2.40.0070.06313.85
5.2.30.0100.05313.85
5.2.20.0000.06713.85
5.2.10.0130.05013.85
5.2.00.0030.04713.85
5.1.60.0030.05713.85
5.1.50.0000.05713.85
5.1.40.0070.04013.85
5.1.30.0030.06013.85
5.1.20.0030.05713.85
5.1.10.0070.05013.85
5.1.00.0030.05713.85
5.0.50.0070.04013.85
5.0.40.0030.03013.85
5.0.30.0100.05713.85
5.0.20.0100.04013.85
5.0.10.0100.03313.85
5.0.00.0000.07013.85
4.4.90.0030.03013.85
4.4.80.0100.01313.85
4.4.70.0000.03313.85
4.4.60.0070.03013.85
4.4.50.0070.03313.85
4.4.40.0030.04313.85
4.4.30.0070.02713.85
4.4.20.0070.01713.85
4.4.10.0000.02713.85
4.4.00.0030.05013.85
4.3.110.0030.01713.85
4.3.100.0000.02013.85
4.3.90.0030.03313.85
4.3.80.0000.05713.85
4.3.70.0030.02713.85
4.3.60.0030.03013.85
4.3.50.0000.03713.85
4.3.40.0000.02313.85
4.3.30.0000.02313.85
4.3.20.0000.02313.85
4.3.10.0000.02313.85
4.3.00.0000.02313.85

preferences:
48.14 ms | 401 KiB | 5 Q