3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = hex2bin("4c65206672616ec3a7616973"); $b = hex2bin("4c65206672616e63cca7616973"); var_dump($a, $b, strpos($a, $b) === 0);

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)
8.4.120.0040.01024.10
8.4.110.0100.01018.65
8.4.100.0160.00520.47
8.4.90.0080.00718.85
8.4.80.0070.01017.88
8.4.70.0040.00417.61
8.4.60.0120.00818.45
8.4.50.0080.00917.57
8.4.40.0130.00717.50
8.4.30.0060.01322.40
8.4.20.0060.01520.66
8.4.10.0040.00419.46
8.3.250.0090.00919.00
8.3.240.0100.00817.08
8.3.230.0140.00517.01
8.3.220.0060.00216.96
8.3.210.0110.00816.61
8.3.200.0090.00916.40
8.3.190.0050.00418.81
8.3.180.0130.00618.20
8.3.170.0040.01518.97
8.3.160.0120.00618.28
8.3.150.0110.00718.97
8.3.140.0040.00418.90
8.3.130.0100.00716.21
8.3.120.0060.00318.72
8.3.110.0050.00320.94
8.3.100.0030.00618.14
8.3.90.0130.00726.77
8.3.80.0060.00318.27
8.3.70.0070.00716.63
8.3.60.0120.00618.31
8.3.50.0130.00718.42
8.3.40.0170.00318.67
8.3.30.0130.00318.77
8.3.20.0000.00820.60
8.3.10.0030.00520.03
8.3.00.0000.00823.72
8.2.290.0110.00820.54
8.2.280.0070.00418.29
8.2.270.0070.01016.98
8.2.260.0090.00916.57
8.2.250.0030.00618.16
8.2.240.0030.00716.89
8.2.230.0060.00322.58
8.2.220.0060.00324.06
8.2.210.0040.00426.77
8.2.200.0100.00018.16
8.2.190.0070.00716.58
8.2.180.0070.00716.63
8.2.170.0120.00322.96
8.2.160.0030.01020.16
8.2.150.0060.00324.18
8.2.140.0030.00524.66
8.2.130.0040.00426.16
8.2.120.0050.00226.16
8.2.110.0060.00322.02
8.2.100.0060.00617.66
8.2.90.0000.00817.63
8.2.80.0040.00418.79
8.2.70.0070.00417.93
8.2.60.0040.00418.09
8.2.50.0040.00418.10
8.2.40.0040.00421.19
8.2.30.0070.00019.19
8.2.20.0050.00217.84
8.2.10.0070.00019.06
8.2.00.0030.00319.18
8.1.330.0090.01121.81
8.1.320.0130.00616.02
8.1.310.0100.01016.72
8.1.300.0060.00318.49
8.1.290.0030.00618.88
8.1.280.0140.00725.92
8.1.270.0040.00423.95
8.1.260.0040.00426.35
8.1.250.0030.00528.09
8.1.240.0060.00319.00
8.1.230.0060.00817.76
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.01117.12
8.1.190.0030.00617.13
8.1.180.0000.01018.10
8.1.170.0000.00818.51
8.1.160.0090.00018.81
8.1.150.0070.00018.89
8.1.140.0050.00318.78
8.1.130.0040.00418.92
8.1.120.0000.00717.41
8.1.110.0000.00917.31
8.1.100.0040.00417.41
8.1.90.0000.00817.41
8.1.80.0040.00417.41
8.1.70.0000.00717.29
8.1.60.0000.00717.47
8.1.50.0040.00417.34
8.1.40.0080.00317.48
8.1.30.0000.00817.58
8.1.20.0050.00317.63
8.1.10.0040.00417.51
8.1.00.0040.00417.30
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0040.00418.38
8.0.270.0000.00717.10
8.0.260.0030.00318.25
8.0.250.0070.00016.79
8.0.240.0050.00316.89
8.0.230.0030.00416.78
8.0.220.0070.00016.70
8.0.210.0000.00716.84
8.0.200.0030.00316.84
8.0.190.0080.00016.84
8.0.180.0040.00416.86
8.0.170.0050.00316.70
8.0.160.0000.00716.73
8.0.150.0000.00716.74
8.0.140.0040.00816.78
8.0.130.0050.00013.33
8.0.120.0000.00816.80
8.0.110.0040.00416.71
8.0.100.0070.00016.94
8.0.90.0080.00016.77
8.0.80.0110.00816.77
8.0.70.0000.00716.61
8.0.60.0040.00416.86
8.0.50.0040.00416.69
8.0.30.0090.00617.02
8.0.20.0060.01316.90
8.0.10.0080.00017.01
8.0.00.0100.00816.75
7.4.330.0000.00615.55
7.4.320.0030.00316.53
7.4.300.0000.00616.50
7.4.290.0050.00316.59
7.4.280.0040.00416.41
7.4.270.0030.00316.57
7.4.260.0000.00816.57
7.4.250.0070.00016.36
7.4.240.0000.00816.52
7.4.230.0030.00316.43
7.4.220.0040.00416.57
7.4.210.0060.00816.54
7.4.200.0030.00316.47
7.4.160.0110.00916.47
7.4.130.0090.00816.55
7.4.120.0070.01616.41
7.4.110.0090.00916.37
7.4.100.0160.00916.54
7.4.90.0110.00616.56
7.4.80.0120.01219.39
7.4.70.0090.00816.57
7.4.60.0060.01016.42
7.4.50.0110.00016.59
7.4.40.0100.00716.45
7.4.00.0050.01014.77
7.3.330.0000.00613.07
7.3.320.0030.00313.10
7.3.310.0030.00316.02
7.3.300.0070.00016.21
7.3.290.0170.00516.27
7.3.280.0070.00716.17
7.3.260.0110.00716.33
7.3.230.0120.00916.51
7.3.210.0120.00616.28
7.3.200.0060.00916.40
7.3.190.0050.01016.10
7.3.180.0090.00616.35
7.3.170.0060.01116.14
7.3.160.0130.01016.30
7.3.120.0100.01014.72
7.3.110.0090.00614.56
7.3.100.0070.00714.72
7.3.90.0030.01014.44
7.3.80.0100.00714.54
7.3.70.0080.00414.54
7.3.60.0050.00714.68
7.3.50.0060.00414.46
7.3.40.0070.00814.64
7.3.30.0050.00714.72
7.3.20.0100.00215.85
7.3.10.0090.00815.71
7.3.00.0070.00615.87
7.2.330.0120.00416.28
7.2.320.0040.01416.61
7.2.310.0130.00416.43
7.2.300.0090.00616.45
7.2.290.0110.01116.37
7.2.250.0040.01514.78
7.2.240.0060.01514.61
7.2.230.0060.00914.86
7.2.220.0030.01014.84
7.2.210.0060.01214.58
7.2.200.0070.00714.80
7.2.190.0060.00914.78
7.2.180.0080.00414.90
7.2.170.0080.00814.93
7.2.160.0080.01114.76
7.2.150.0110.00815.88
7.2.140.0120.00515.79
7.2.130.0120.00915.83
7.2.120.0040.01115.60
7.2.110.0130.00415.79
7.2.100.0140.00415.71
7.2.90.0020.01215.57
7.2.80.0090.00415.62
7.2.70.0140.00715.84
7.2.60.0100.00915.77
7.2.50.0110.00615.83
7.2.40.0090.00815.74
7.2.30.0110.00515.81
7.2.20.0090.01015.91
7.2.10.0120.01115.88
7.2.00.0100.00615.96
7.1.330.0040.01115.62
7.1.320.0030.00715.58
7.1.310.0030.00715.35
7.1.300.0060.00515.06
7.1.290.0070.00714.99
7.1.280.0120.00514.99
7.1.270.0060.00615.10
7.1.260.0060.00715.12
7.1.250.0520.00814.69
7.1.240.0080.01215.94
7.1.230.0050.01715.50
7.1.220.0130.00815.76
7.1.210.0180.00015.75
7.1.200.0160.00315.67
7.1.190.0140.00415.79
7.1.180.0180.00715.77
7.1.170.0160.00515.71
7.1.160.0100.01015.70
7.1.150.0160.01115.70
7.1.140.0170.01415.80
7.1.130.0160.00215.59
7.1.120.0160.01115.92
7.1.110.0080.01215.77
7.1.100.0170.00315.71
7.1.90.0170.00715.54
7.1.80.0040.02215.64
7.1.70.0130.00615.43
7.1.60.0060.01215.70
7.1.50.0140.00715.72
7.1.40.0130.00815.41
7.1.30.0110.00815.62
7.1.20.0120.00615.67
7.1.10.0140.00915.70
7.1.00.0130.00615.75
7.0.330.0140.00815.13
7.0.320.0120.00715.11
7.0.310.0130.00814.94
7.0.300.0250.00415.30
7.0.290.0100.01015.17
7.0.280.0120.00415.45
7.0.270.0120.01315.57
7.0.260.0160.00815.35
7.0.250.0140.00615.35
7.0.240.0110.00915.14
7.0.230.0190.00315.54
7.0.220.0060.00915.39
7.0.210.0080.01114.98
7.0.200.0150.00615.21
7.0.190.0140.00715.31
7.0.180.0100.00815.48
7.0.170.0090.00915.10
7.0.160.0120.00915.38
7.0.150.0100.01215.42
7.0.140.0210.00615.43
7.0.130.0090.00915.40
7.0.120.0090.02015.03
7.0.110.0160.01015.11
7.0.100.0170.00615.37
7.0.90.0220.00415.23
7.0.80.0170.00915.34
7.0.70.0130.01015.38
7.0.60.0180.00015.16
7.0.50.0160.00315.58
7.0.40.0110.01415.46
7.0.30.0090.00915.27
7.0.20.0220.00415.45
7.0.10.0130.00315.45
7.0.00.0160.00815.41
5.6.400.0100.01013.96
5.6.390.0160.01114.53
5.6.380.0200.00314.23
5.6.370.0060.01914.08
5.6.360.0110.01214.40
5.6.350.0070.01414.13
5.6.340.0190.00314.18
5.6.330.0150.01114.45
5.6.320.0090.00914.41
5.6.310.0090.01413.88
5.6.300.0250.00914.33
5.6.290.0160.01314.37
5.6.280.0180.01414.43
5.6.270.0180.00914.37
5.6.260.0130.01014.33
5.6.250.0150.00514.36
5.6.240.0120.00814.38
5.6.230.0150.01314.35
5.6.220.0190.00014.00
5.6.210.0150.00414.10
5.6.200.0120.00614.14
5.6.190.0070.01414.44
5.6.180.0140.01214.45
5.6.170.0210.00714.07
5.6.160.0190.00514.18
5.6.150.0090.01514.24
5.6.140.0120.00814.00
5.6.130.0030.02013.97
5.6.120.0140.00914.23
5.6.110.0150.00614.02
5.6.100.0110.01113.94
5.6.90.0100.00714.18
5.6.80.0230.00413.99
5.6.70.0160.01214.28
5.6.60.0090.01214.19
5.6.50.0140.00714.15
5.6.40.0110.00713.95
5.6.30.0100.00913.88
5.6.20.0120.00613.91
5.6.10.0110.00514.20
5.6.00.0160.01114.14
5.5.380.0140.01113.98
5.5.370.0040.01614.11
5.5.360.0100.01014.13
5.5.350.0120.00914.15
5.5.340.0120.00614.15
5.5.330.0110.00814.07
5.5.320.0140.00514.29
5.5.310.0160.00313.91
5.5.300.0110.01114.13
5.5.290.0200.01014.22
5.5.280.0170.00314.09
5.5.270.0100.01314.08
5.5.260.0230.01414.14
5.5.250.0160.00814.10
5.5.240.0100.01114.13
5.5.230.0150.00014.11
5.5.220.0060.01114.13
5.5.210.0170.00413.87
5.5.200.0160.00514.09
5.5.190.0170.00314.26
5.5.180.0140.00813.87
5.5.170.0110.01113.92
5.5.160.0210.01614.14
5.5.150.0240.00013.96
5.5.140.0080.00814.16
5.5.130.0120.00614.15
5.5.120.0000.02114.25
5.5.110.0130.01514.05
5.5.100.0080.00813.83
5.5.90.0080.02014.10
5.5.80.0190.00814.21
5.5.70.0140.00714.28
5.5.60.0190.00414.03
5.5.50.0140.01113.89
5.5.40.0180.00013.99
5.5.30.0170.00013.93
5.5.20.0140.00713.82
5.5.10.0080.01214.18
5.5.00.0190.00914.28
5.4.450.0170.00310.56
5.4.440.0120.00310.95
5.4.430.0180.00810.73
5.4.420.0130.00310.69
5.4.410.0070.00611.04
5.4.400.0070.00410.76
5.4.390.0110.00510.78
5.4.380.0080.00410.82
5.4.370.0120.00310.71
5.4.360.0040.01110.64
5.4.350.0090.00410.81
5.4.340.0100.00810.82
5.4.330.0090.00311.04
5.4.320.0080.00810.87
5.4.310.0070.00710.75
5.4.300.0110.00410.90
5.4.290.0090.00610.54
5.4.280.0060.00610.55
5.4.270.0170.00310.84
5.4.260.0080.00410.90
5.4.250.0060.00610.67
5.4.240.0130.00510.63
5.4.230.0090.00310.75
5.4.220.0050.00910.66
5.4.210.0070.01410.71
5.4.200.0090.00910.97
5.4.190.0060.00611.05
5.4.180.0070.00610.53
5.4.170.0070.00710.68
5.4.160.0170.00010.80
5.4.150.0080.00810.75
5.4.140.0050.01110.63
5.4.130.0130.00410.88
5.4.120.0130.00710.86
5.4.110.0150.00210.88
5.4.100.0120.00310.80
5.4.90.0110.00410.74
5.4.80.0120.00211.02
5.4.70.0090.00510.95
5.4.60.0100.00510.92
5.4.50.0140.00010.81
5.4.40.0000.01210.82
5.4.30.0030.01710.63
5.4.20.0030.01210.82
5.4.10.0120.00210.68
5.4.00.0080.00810.79
5.3.290.0120.00310.12
5.3.280.0080.00410.17
5.3.270.0160.00310.06
5.3.260.0100.00010.19
5.3.250.0120.00010.22
5.3.240.0070.00510.04
5.3.230.0130.00510.12
5.3.220.0070.01010.10
5.3.210.0080.00410.13
5.3.200.0080.00410.11
5.3.190.0100.00310.18
5.3.180.0090.01310.36
5.3.170.0100.00310.24
5.3.160.0120.00010.31
5.3.150.0070.00710.41
5.3.140.0060.00610.34
5.3.130.0120.00310.25
5.3.120.0000.01510.23
5.3.110.0070.00410.29
5.3.100.0090.00310.25
5.3.90.0040.00810.30
5.3.80.0090.00510.06
5.3.70.0110.00410.20
5.3.60.0090.00210.11
5.3.50.0080.00410.19
5.3.40.0090.00510.23
5.3.30.0070.00710.21
5.3.20.0030.00710.11
5.3.10.0100.0039.97
5.3.00.0050.0059.89
5.2.170.0110.0009.36
5.2.160.0070.0079.37
5.2.150.0050.0059.36
5.2.140.0100.0039.36
5.2.130.0030.0109.36
5.2.120.0120.0009.36
5.2.110.0110.0009.36
5.2.100.0090.0039.36
5.2.90.0080.0049.36
5.2.80.0090.0069.36
5.2.70.0080.0009.36
5.2.60.0080.0029.36
5.2.50.0140.0049.36
5.2.40.0080.0009.36
5.2.30.0090.0029.36
5.2.20.0050.0039.36
5.2.10.0060.0039.36
5.2.00.0040.0069.36
5.1.60.0050.0039.36
5.1.50.0110.0009.36
5.1.40.0070.0009.36
5.1.30.0060.0099.36
5.1.20.0070.0039.36
5.1.10.0070.0039.36
5.1.00.0060.0039.36
5.0.50.0000.0089.36
5.0.40.0000.0099.36
5.0.30.0040.0029.36
5.0.20.0030.0039.36
5.0.10.0140.0009.36
5.0.00.0070.0009.36
4.4.90.0050.0039.36
4.4.80.0000.0059.36
4.4.70.0040.0049.36
4.4.60.0000.0059.36
4.4.50.0040.0009.36
4.4.40.0020.0029.36
4.4.30.0000.0069.36
4.4.20.0030.0039.36
4.4.10.0030.0039.36
4.4.00.0030.0039.36
4.3.110.0020.0029.36
4.3.100.0050.0009.36
4.3.90.0040.0029.36
4.3.80.0000.0079.36
4.3.70.0100.0009.36
4.3.60.0060.0009.36
4.3.50.0050.0029.36
4.3.40.0030.0039.36
4.3.30.0030.0039.36
4.3.20.0000.0059.36
4.3.10.0040.0029.36
4.3.00.0000.0059.36

preferences:
31.17 ms | 403 KiB | 5 Q