3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 1 . "\n"; echo strstr('abbaabbaaaabbaaab', 'bb'); echo 2 . "\n"; echo strstr('bbaaaaaaa', 'bb'); echo 3 . "\n"; echo strstr('aaaaaaa', 'bb'); echo 4 . "\n"; echo strstr('aaaaaaa', 'bb'); echo 5 . "\n"; echo strstr('aaaaaaabb', 'bb'); echo 6 . "\n"; echo strstr('aaabbaaaabb', 'bb');

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)
8.3.70.0110.00718.18
8.3.60.0140.00718.31
8.3.50.0100.00718.32
8.3.40.0130.00318.63
8.3.30.0110.00418.54
8.3.20.0030.00521.85
8.3.10.0040.00423.42
8.3.00.0040.00423.66
8.2.190.0070.00716.63
8.2.180.0000.01816.70
8.2.170.0150.00322.96
8.2.160.0040.01120.15
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00820.92
8.2.120.0040.00426.35
8.2.110.0040.00420.99
8.2.100.0080.00417.78
8.2.90.0040.00419.23
8.2.80.0050.00317.97
8.2.70.0030.00517.79
8.2.60.0040.00417.50
8.2.50.0000.00718.16
8.2.40.0000.00820.47
8.2.30.0030.00620.57
8.2.20.0050.00217.89
8.2.10.0040.00418.02
8.2.00.0040.00418.05
8.1.280.0110.00425.92
8.1.270.0070.00022.20
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00322.52
8.1.230.0070.00320.91
8.1.220.0040.00417.74
8.1.210.0070.00318.77
8.1.200.0080.00017.23
8.1.190.0000.00817.00
8.1.180.0080.00018.10
8.1.170.0000.00818.45
8.1.160.0050.00318.79
8.1.150.0070.00020.32
8.1.140.0040.00417.52
8.1.130.0060.00018.98
8.1.120.0060.00317.36
8.1.110.0080.00017.33
8.1.100.0030.00617.20
8.1.90.0070.00417.37
8.1.80.0070.00017.39
8.1.70.0000.00817.41
8.1.60.0080.00017.40
8.1.50.0040.00417.31
8.1.40.0040.00417.44
8.1.30.0030.00617.39
8.1.20.0040.00417.55
8.1.10.0000.00717.49
8.1.00.0020.00517.32
8.0.300.0030.00319.79
8.0.290.0040.00416.63
8.0.280.0060.00318.46
8.0.270.0070.00017.21
8.0.260.0000.00816.83
8.0.250.0090.00016.81
8.0.240.0040.00416.79
8.0.230.0000.00716.75
8.0.220.0000.00716.73
8.0.210.0030.00316.73
8.0.200.0030.00316.76
8.0.190.0040.00416.82
8.0.180.0070.00016.79
8.0.170.0040.00416.83
8.0.160.0000.00716.84
8.0.150.0030.00316.72
8.0.140.0050.00216.73
8.0.130.0060.00013.15
8.0.120.0000.00816.65
8.0.110.0030.00316.59
8.0.100.0000.00716.74
8.0.90.0040.00416.82
8.0.80.0120.00616.74
8.0.70.0040.00416.77
8.0.60.0000.00816.84
8.0.50.0050.00216.73
8.0.30.0070.01016.92
8.0.20.0110.00817.40
8.0.10.0070.00016.88
8.0.00.0150.00416.61
7.4.330.0000.00515.55
7.4.320.0040.00416.34
7.4.300.0040.00416.39
7.4.290.0070.00016.39
7.4.280.0040.00416.43
7.4.270.0030.00316.37
7.4.260.0030.00316.24
7.4.250.0030.00616.36
7.4.240.0000.00716.46
7.4.230.0030.00316.58
7.4.220.0000.00716.56
7.4.210.0130.00616.59
7.4.200.0030.00316.58
7.4.160.0120.00516.51
7.4.140.0120.00717.86
7.4.130.0090.00916.32
7.4.120.0100.00816.42
7.4.110.0090.00916.54
7.4.100.0100.00616.46
7.4.90.0130.00316.19
7.4.80.0120.00619.39
7.4.70.0120.00916.49
7.4.60.0120.00316.38
7.4.50.0040.00716.44
7.4.40.0090.00616.34
7.4.00.0080.01014.83
7.3.330.0000.00612.99
7.3.320.0000.00612.90
7.3.310.0000.00816.01
7.3.300.0030.00316.25
7.3.290.0020.01216.17
7.3.280.0050.01116.17
7.3.260.0100.00916.10
7.3.250.0120.00516.32
7.3.240.0090.00816.25
7.3.230.0080.00816.41
7.3.210.0100.00616.27
7.3.200.0030.01316.29
7.3.190.0120.00916.17
7.3.180.0100.00616.33
7.3.170.0180.00416.36
7.3.160.0070.01016.36
7.3.120.0070.01014.73
7.3.110.0100.00715.01
7.3.100.0120.00614.95
7.3.90.0000.01414.89
7.3.80.0070.00714.95
7.3.70.0070.01014.80
7.3.60.0090.00614.81
7.3.50.0060.00614.88
7.3.40.0070.00714.61
7.3.30.0030.01014.64
7.3.20.0000.01416.61
7.3.10.0160.00916.57
7.3.00.0130.00916.63
7.2.330.0030.01416.36
7.2.320.0070.01116.38
7.2.310.0090.00916.61
7.2.300.0100.01316.51
7.2.290.0110.00616.45
7.2.250.0120.00814.86
7.2.240.0100.01015.05
7.2.230.0060.00614.64
7.2.220.0040.01415.03
7.2.210.0060.00314.76
7.2.200.0120.00615.09
7.2.190.0040.01114.74
7.2.180.0150.00314.94
7.2.170.0070.01115.04
7.2.130.0170.01516.66
7.2.120.0190.00616.41
7.2.110.0110.00516.48
7.2.100.0130.00316.60
7.2.90.0100.00316.89
7.2.80.0120.00316.77
7.2.70.0100.00716.75
7.2.60.0110.00416.63
7.2.50.0040.00716.79
7.2.40.0100.00716.79
7.2.30.0130.01017.30
7.2.20.0110.01217.29
7.2.10.0110.01217.28
7.2.00.0090.01217.21
7.1.330.0000.01315.48
7.1.320.0100.00715.43
7.1.310.0040.00715.70
7.1.300.0070.00315.40
7.1.290.0070.00615.78
7.1.280.0080.00815.50
7.1.270.0060.00315.69
7.1.260.0030.01015.50
7.1.250.0140.01215.58
7.1.240.0130.00615.39
7.1.230.0150.00715.31
7.1.220.0080.01115.71
7.1.210.0180.00015.54
7.1.200.0090.00315.60
7.1.190.0100.00315.65
7.1.180.0070.01115.65
7.1.170.0070.00715.65
7.1.160.0040.00815.64
7.1.150.0110.01016.17
7.1.140.0100.01016.11
7.1.130.0100.01016.23
7.1.120.0140.00616.26
7.1.110.0540.00915.90
7.1.100.0130.00915.78
7.1.90.0150.00515.82
7.1.80.0100.00916.00
7.1.70.0120.01015.48
7.1.60.0200.01424.34
7.1.50.0230.00724.27
7.1.40.0200.01023.95
7.1.30.0240.01124.03
7.1.20.0250.01024.11
7.1.10.0140.00815.18
7.1.00.0110.01215.14
7.0.330.0220.00315.26
5.6.380.0090.00314.38

preferences:
49.45 ms | 401 KiB | 5 Q