3v4l.org

run code in 300+ PHP versions simultaneously
<?php $haystack = 'ba-dum-tss!'; var_dump(strpos($haystack, 'tss', strlen($haystack)+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)
8.3.40.0070.00718.70
8.3.30.0040.01119.01
8.3.20.0040.00420.10
8.3.10.0070.00023.65
8.3.00.0080.00020.95
8.2.170.0070.01022.96
8.2.160.0040.01120.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00726.16
8.2.120.0050.00319.11
8.2.110.0040.00420.32
8.2.100.0090.00317.72
8.2.90.0040.00419.08
8.2.80.0030.00517.97
8.2.70.0040.00717.63
8.2.60.0110.00017.79
8.2.50.0070.00318.07
8.2.40.0040.00418.09
8.2.30.0000.00718.08
8.2.20.0000.00817.59
8.2.10.0000.00818.00
8.2.00.0060.00317.73
8.1.270.0040.00423.83
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00923.91
8.1.230.0040.00717.71
8.1.220.0040.00417.74
8.1.210.0090.00018.77
8.1.200.0000.00817.35
8.1.190.0050.00317.23
8.1.180.0000.00718.10
8.1.170.0050.00318.50
8.1.160.0000.00821.94
8.1.150.0000.00718.61
8.1.140.0070.00017.44
8.1.130.0000.00719.52
8.1.120.0000.00717.43
8.1.110.0000.00817.27
8.1.100.0070.00017.43
8.1.90.0080.00017.41
8.1.80.0050.00217.42
8.1.70.0030.00317.36
8.1.60.0030.00617.45
8.1.50.0000.00917.54
8.1.40.0030.00617.51
8.1.30.0040.00417.55
8.1.20.0000.00717.65
8.1.10.0000.00717.59
8.1.00.0030.00617.38
8.0.300.0070.00018.77
8.0.290.0050.00216.75
8.0.280.0030.00318.43
8.0.270.0070.00017.08
8.0.260.0000.00717.17
8.0.250.0000.00716.92
8.0.240.0000.00716.87
8.0.230.0070.00016.90
8.0.220.0000.00616.73
8.0.210.0070.00016.84
8.0.200.0000.00616.95
8.0.190.0000.00716.98
8.0.180.0000.00916.91
8.0.170.0040.00416.79
8.0.160.0030.00316.95
8.0.150.0000.00716.81
8.0.140.0030.00516.70
8.0.130.0090.00013.29
8.0.120.0080.00016.71
8.0.110.0080.00016.89
8.0.100.0000.00716.86
8.0.90.0040.00416.77
8.0.80.0090.00616.77
8.0.70.0080.00016.94
8.0.60.0040.00416.67
8.0.50.0000.00816.98
8.0.30.0080.01317.09
8.0.20.0180.00917.40
8.0.10.0000.00717.11
8.0.00.0110.00916.84
7.4.330.0030.00315.02
7.4.320.0030.00316.58
7.4.300.0000.00616.34
7.4.290.0000.00716.32
7.4.280.0000.00616.41
7.4.270.0000.00816.38
7.4.260.0030.00316.43
7.4.250.0040.00416.46
7.4.240.0030.00416.49
7.4.230.0040.00416.50
7.4.220.0070.01116.43
7.4.210.0090.00416.43
7.4.200.0080.00016.18
7.4.160.0090.01316.50
7.4.150.0030.01417.40
7.4.140.0120.00517.86
7.4.130.0160.00416.39
7.4.120.0110.00516.45
7.4.110.0090.01216.45
7.4.100.0090.00816.40
7.4.90.0090.00916.51
7.4.80.0120.01219.39
7.4.70.0060.01016.41
7.4.60.0090.00916.43
7.4.50.0000.00916.48
7.4.40.0070.01016.41
7.4.30.0090.01216.46
7.4.10.0030.01414.55
7.4.00.0090.00814.93
7.3.330.0000.00713.00
7.3.320.0030.00313.24
7.3.310.0000.00716.25
7.3.300.0070.00016.28
7.3.290.0110.00316.31
7.3.280.0060.01016.25
7.3.270.0090.00917.40
7.3.260.0120.00616.36
7.3.250.0110.00516.32
7.3.240.0120.00616.58
7.3.230.0070.01416.39
7.3.210.0100.01416.16
7.3.200.0140.00419.39
7.3.190.0090.00816.35
7.3.180.0090.00616.34
7.3.170.0060.01016.48
7.3.160.0090.00616.45
7.3.130.0110.00714.94
7.3.120.0050.01114.89
7.3.110.0010.01714.82
7.3.100.0060.00914.87
7.3.90.0060.00714.67
7.3.80.0040.00914.59
7.3.70.0060.00714.84
7.3.60.0090.00514.83
7.3.50.0000.01014.86
7.3.40.0060.00814.81
7.3.30.0060.00514.69
7.3.20.0090.00416.57
7.3.10.0010.01216.54
7.3.00.0050.00816.66
7.2.330.0140.00316.60
7.2.320.0070.01716.39
7.2.310.0130.00316.27
7.2.300.0090.00616.55
7.2.290.0090.00916.59
7.2.260.0040.01214.93
7.2.250.0070.01015.03
7.2.240.0050.01014.77
7.2.230.0030.00914.80
7.2.220.0070.00914.99
7.2.210.0070.00514.87
7.2.200.0090.00714.93
7.2.190.0080.00514.95
7.2.180.0080.00714.90
7.2.170.0090.00714.89
7.2.160.0020.00915.00
7.2.150.0070.00516.67
7.2.140.0050.00916.64
7.2.130.0080.00816.83
7.2.120.0020.01216.87
7.2.110.0080.00516.71
7.2.100.0060.00616.73
7.2.90.0050.00716.85
7.2.80.0020.00816.93
7.2.70.0060.00816.71
7.2.60.0090.00716.44
7.2.50.0060.00816.83
7.2.40.0070.00616.80
7.2.30.0050.00916.83
7.2.20.0030.00616.81
7.2.10.0090.00516.88
7.2.00.0070.00617.44
7.1.330.0050.01315.54
7.1.320.0050.01015.81
7.1.310.0090.00515.48
7.1.300.0100.00315.92
7.1.290.0050.01015.68
7.1.280.0080.00815.75
7.1.270.0020.01015.62
7.1.260.0070.00515.57
7.1.250.0070.00415.71
7.1.240.0050.00915.74
7.1.230.0060.00515.80
7.1.220.0010.01315.77
7.1.210.0050.01015.69
7.1.200.0070.00515.74
7.1.190.0040.00915.85
7.1.180.0050.00715.70
7.1.170.0060.00615.67
7.1.160.0120.00215.88
7.1.150.0070.01015.60
7.1.140.0130.00215.99
7.1.130.0070.00715.80
7.1.120.0050.00615.77
7.1.110.0090.00315.83
7.1.100.0060.00816.56
7.1.90.0080.00315.86
7.1.80.0050.00815.71
7.1.70.0060.00616.29
7.1.60.0040.00817.08
7.1.50.0090.00816.27
7.1.40.0010.00715.64
7.1.30.0050.00515.69
7.1.20.0040.00815.78
7.1.10.0020.01015.84
7.1.00.0060.02817.96
7.0.330.0020.00815.60
7.0.320.0020.01315.45
7.0.310.0070.00515.27
7.0.300.0050.00715.52
7.0.290.0080.00515.39
7.0.280.0070.01015.28
7.0.270.0050.00815.44
7.0.260.0030.00915.39
7.0.250.0080.00315.49
7.0.240.0060.00515.41
7.0.230.0030.00915.38
7.0.220.0060.00415.31
7.0.210.0060.00415.57
7.0.200.0050.00515.90
7.0.190.0070.00515.34
7.0.180.0060.00815.48
7.0.170.0050.00715.46
7.0.160.0030.00815.56
7.0.150.0030.00815.19
7.0.140.0030.02817.69
7.0.130.0020.01015.37
7.0.120.0030.01115.47
7.0.110.0050.00815.47
7.0.100.0050.03316.93
7.0.90.0060.03116.82
7.0.80.0030.03316.84
7.0.70.0070.02916.92
7.0.60.0060.02016.90
7.0.50.0070.03617.12
7.0.40.0060.03015.78
7.0.30.0050.01615.84
7.0.20.0030.02015.63
7.0.10.0070.01915.65
7.0.00.0060.01915.68
5.6.400.0100.00314.46
5.6.390.0060.00814.21
5.6.380.0080.00514.28
5.6.370.0030.01114.22
5.6.360.0060.00814.47
5.6.350.0080.00614.22
5.6.340.0070.00814.41
5.6.330.0050.01014.30
5.6.320.0050.00514.18
5.6.310.0020.01114.11
5.6.300.0020.01314.30
5.6.290.0050.00914.35
5.6.280.0050.02716.35
5.6.270.0050.00714.26
5.6.260.0030.01214.14
5.6.250.0080.02916.42
5.6.240.0070.01816.35
5.6.230.0080.02516.22
5.6.220.0070.03016.19
5.6.210.0030.02816.20
5.6.200.0090.03116.46
5.6.190.0050.02316.55
5.6.180.0050.02216.53
5.6.170.0060.01816.58
5.6.160.0050.01916.61
5.6.150.0080.01416.41
5.6.140.0070.01716.58
5.6.130.0060.01616.40
5.6.120.0000.02016.54
5.6.110.0030.01916.44
5.6.100.0090.01316.54
5.6.90.0010.02416.50
5.6.80.0030.01816.28
5.6.70.0060.02016.26
5.6.60.0020.02216.31
5.6.50.0070.02016.11
5.6.40.0010.02316.07
5.6.30.0050.02016.31
5.6.20.0080.01816.26
5.6.10.0070.01816.28
5.6.00.0060.01816.20
5.5.380.0010.02716.24
5.5.370.0070.02816.23
5.5.360.0050.03216.13
5.5.350.0080.02616.17
5.5.340.0100.02916.36
5.5.330.0090.03016.43
5.5.320.0060.01816.16
5.5.310.0070.01516.42
5.5.300.0060.01616.33
5.5.290.0080.01416.49
5.5.280.0050.01616.28
5.5.270.0050.01716.33
5.5.260.0050.02316.46
5.5.250.0030.02016.33
5.5.240.0060.01316.10
5.5.230.0050.01716.08
5.5.220.0060.02116.13
5.5.210.0030.02016.16
5.5.200.0050.01716.16
5.5.190.0060.01916.09
5.5.180.0030.02216.21
5.5.170.0070.00714.17
5.5.160.0030.01916.01
5.5.150.0040.01916.11
5.5.140.0080.01516.19
5.5.130.0070.01516.13
5.5.120.0040.02016.11
5.5.110.0060.01316.14
5.5.100.0050.01916.19
5.5.90.0030.01816.10
5.5.80.0070.01415.98
5.5.70.0030.02015.89
5.5.60.0030.02516.06
5.5.50.0030.02015.98
5.5.40.0080.02315.96
5.5.30.0070.02216.05
5.5.20.0040.02216.21
5.5.10.0090.02815.98
5.5.00.0070.03015.82
5.4.450.0040.01414.43
5.4.440.0050.01614.43
5.4.430.0030.01614.37
5.4.420.0050.01714.42
5.4.410.0020.01714.40
5.4.400.0040.01514.25
5.4.390.0070.01314.18
5.4.380.0020.01814.18
5.4.370.0030.02214.28
5.4.360.0020.01714.31
5.4.350.0070.01314.26
5.4.340.0030.01714.24
5.4.330.0050.00511.77
5.4.320.0030.01614.22
5.4.310.0090.01514.10
5.4.300.0010.01714.11
5.4.290.0060.01314.15
5.4.280.0080.01714.32
5.4.270.0050.01614.15
5.4.260.0050.01514.19
5.4.250.0050.01614.24
5.4.240.0050.01614.25
5.4.230.0050.01614.14
5.4.220.0020.01614.29
5.4.210.0050.02014.25
5.4.200.0070.02014.28
5.4.190.0080.02714.17
5.4.180.0020.01714.32
5.4.170.0070.02314.12
5.4.160.0060.02614.17
5.4.150.0080.02514.20
5.4.140.0030.03213.26
5.4.130.0000.02113.26
5.4.120.0100.01813.34
5.4.110.0060.02413.42
5.4.100.0050.02613.36
5.4.90.0020.02713.28
5.4.80.0050.01913.32
5.4.70.0030.03013.31
5.4.60.0050.02613.28
5.4.50.0010.02513.34
5.4.40.0060.01613.27
5.4.30.0040.02813.25
5.4.20.0070.02713.28
5.4.10.0060.02113.42
5.4.00.0040.02713.02
5.3.290.0020.01812.59
5.3.280.0020.01812.51
5.3.270.0050.02712.57
5.3.260.0070.02912.53
5.3.250.0050.02112.50
5.3.240.0020.02912.52
5.3.230.0040.01412.54
5.3.220.0020.03012.57
5.3.210.0070.02812.54
5.3.200.0030.02612.57
5.3.190.0020.02812.55
5.3.180.0080.02412.57
5.3.170.0080.02612.63
5.3.160.0050.02412.63
5.3.150.0030.03212.61
5.3.140.0020.02712.47
5.3.130.0060.01912.62
5.3.120.0070.02512.61
5.3.110.0060.02812.57
5.3.100.0060.01712.44
5.3.90.0010.03012.41
5.3.80.0040.03112.40
5.3.70.0050.02912.31
5.3.60.0040.02412.43
5.3.50.0040.01812.31
5.3.40.0080.02812.32
5.3.30.0060.02412.38
5.3.20.0050.02612.29
5.3.10.0060.02812.18
5.3.00.0040.02712.20
5.2.170.0030.06311.13
5.2.160.0100.06011.18
5.2.150.0030.06011.21
5.2.140.0100.05711.14
5.2.130.0030.06711.06
5.2.120.0030.06011.07
5.2.110.0030.06310.92
5.2.100.0070.06010.95
5.2.90.0030.06311.12
5.2.80.0030.06311.16
5.2.70.0100.05311.11
5.2.60.0000.07011.09
5.2.50.0100.05710.84
5.2.40.0070.05310.83
5.2.30.0070.06010.79
5.2.20.0070.05010.91
5.2.10.0000.03710.91
5.2.00.0100.04010.75
5.1.60.0000.03310.02
5.1.50.0000.0539.98
5.1.40.0030.03310.02
5.1.30.0070.05010.40
5.1.20.0000.04010.42
5.1.10.0070.0539.94
5.1.00.0130.05010.06
5.0.50.0070.0338.83
5.0.40.0030.0308.83
5.0.30.0030.0438.83
5.0.20.0000.0478.83
5.0.10.0070.0208.83
5.0.00.0000.0478.83
4.4.90.0030.0338.83
4.4.80.0100.0278.83
4.4.70.0030.0378.83
4.4.60.0000.0378.83
4.4.50.0070.0308.83
4.4.40.0000.0438.83
4.4.30.0000.0378.83
4.4.20.0030.0338.83
4.4.10.0000.0378.83
4.4.00.0030.0308.83
4.3.110.0000.0378.83
4.3.100.0000.0308.83
4.3.90.0070.0208.83
4.3.80.0030.0508.83
4.3.70.0000.0308.83
4.3.60.0030.0308.83
4.3.50.0000.0378.83
4.3.40.0000.0538.83
4.3.30.0000.0378.83
4.3.20.0000.0378.83
4.3.10.0000.0378.83
4.3.00.0030.0308.83

preferences:
48.82 ms | 400 KiB | 5 Q