3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = md5('QNKCDZO'); $b = md5('QNKCDZO'); var_dump(md5('QNKCDZO') == md5('QNKCDZO')); // should true because same content var_dump(md5('QNKCDZO') === md5('QNKCDZO')); // should true because not same variable / ram var_dump($a == $b); // should true because same content var_dump($a === $b); // should false because not same variable / ram

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)
8.3.60.0140.00716.50
8.3.50.0150.00721.95
8.3.40.0100.01018.54
8.3.30.0100.00319.00
8.3.20.0040.00420.27
8.3.10.0120.00321.76
8.3.00.0060.00319.13
8.2.180.0150.00018.04
8.2.170.0140.00318.83
8.2.160.0070.00722.96
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0130.00326.16
8.2.120.0000.00819.23
8.2.110.0030.00621.03
8.2.100.0040.00817.63
8.2.90.0000.00819.22
8.2.80.0030.00517.97
8.2.70.0030.00517.63
8.2.60.0000.00817.92
8.2.50.0000.00918.07
8.2.40.0040.00418.22
8.2.30.0070.00217.91
8.2.20.0080.00017.64
8.2.10.0030.00618.11
8.2.00.0000.00717.63
8.1.280.0150.00025.92
8.1.270.0090.00018.74
8.1.260.0000.00826.35
8.1.250.0100.00728.09
8.1.240.0060.00617.35
8.1.230.0080.00317.64
8.1.220.0060.00317.74
8.1.210.0080.00018.77
8.1.200.0100.00017.35
8.1.190.0040.00417.23
8.1.180.0000.00818.10
8.1.170.0000.00820.21
8.1.160.0000.00821.98
8.1.150.0070.00018.80
8.1.140.0030.00617.36
8.1.130.0030.00317.90
8.1.120.0000.00817.41
8.1.110.0040.00417.51
8.1.100.0000.00717.49
8.1.90.0000.00717.48
8.1.80.0000.00717.40
8.1.70.0070.00017.50
8.1.60.0000.00817.43
8.1.50.0050.00317.43
8.1.40.0000.00817.53
8.1.30.0050.00317.65
8.1.20.0000.00817.67
8.1.10.0090.00017.38
8.1.00.0030.00617.36
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0030.00318.46
8.0.270.0000.00817.08
8.0.260.0030.00317.16
8.0.250.0070.00016.92
8.0.240.0000.01016.88
8.0.230.0030.00616.79
8.0.220.0000.00716.73
8.0.210.0030.00316.88
8.0.200.0000.00616.96
8.0.190.0030.00316.93
8.0.180.0050.00316.89
8.0.170.0000.00816.85
8.0.160.0000.00716.84
8.0.150.0040.00416.76
8.0.140.0000.00716.71
8.0.130.0070.00013.25
8.0.120.0050.00316.84
8.0.110.0040.00416.84
8.0.100.0040.00316.82
8.0.90.0070.00016.92
8.0.80.0090.01216.85
8.0.70.0040.00416.97
8.0.60.0020.00516.88
8.0.50.0030.00516.93
8.0.30.0120.01117.12
8.0.20.0080.01117.40
8.0.10.0000.00716.92
8.0.00.0090.01216.63
7.4.330.0000.00515.05
7.4.320.0030.00316.39
7.4.300.0060.00016.51
7.4.290.0070.00016.60
7.4.280.0000.00716.50
7.4.270.0000.00716.52
7.4.260.0000.00716.62
7.4.250.0030.00316.57
7.4.240.0020.00516.53
7.4.230.0030.00316.71
7.4.220.0170.01016.63
7.4.210.0070.00716.57
7.4.200.0040.00416.59
7.4.160.0090.00616.55
7.4.150.0070.01017.40
7.4.140.0150.00617.86
7.4.130.0060.01116.60
7.4.120.0130.00316.57
7.4.110.0070.01416.36
7.4.100.0070.01016.61
7.4.90.0080.00916.36
7.4.80.0060.01219.39
7.4.70.0100.00716.63
7.4.60.0060.00916.33
7.4.50.0040.00416.10
7.4.40.0110.01116.75
7.4.30.0070.01016.46
7.4.00.0060.00614.80
7.3.330.0080.00013.07
7.3.320.0130.00013.11
7.3.310.0000.00716.43
7.3.300.0030.00316.34
7.3.290.0080.00616.33
7.3.280.0070.01016.26
7.3.270.0140.00717.40
7.3.260.0070.01116.23
7.3.250.0080.01216.45
7.3.240.0060.01016.22
7.3.230.0140.00316.39
7.3.210.0110.00616.43
7.3.200.0080.00919.39
7.3.190.0100.00716.67
7.3.180.0090.00916.44
7.3.170.0110.00616.34
7.3.160.0090.00616.43
7.2.330.0070.01016.46
7.2.320.0110.00616.32
7.2.310.0060.01516.59
7.2.300.0120.01216.45
7.2.290.0140.00316.45
7.2.00.0070.00419.35
7.1.200.0060.00915.80
7.1.100.0040.01117.99
7.1.70.0090.00617.25
7.1.60.0130.00319.50
7.1.50.0040.01817.00
7.1.00.0030.07722.28
7.0.200.0100.00016.80
7.0.140.0000.07022.02
7.0.60.0100.08319.91
7.0.50.0030.06017.84
7.0.40.0030.08720.12
7.0.30.0230.07020.04
7.0.20.0330.04020.16
7.0.10.0030.05020.33
7.0.00.0130.08020.09
5.6.280.0070.07021.05
5.6.210.0200.05720.77
5.6.200.0100.07718.16
5.6.190.0030.08020.77
5.6.180.0200.05320.35
5.6.170.0270.04320.38
5.6.160.0070.08320.50
5.6.150.0100.04318.22
5.6.140.0030.04318.14
5.6.130.0030.07718.11
5.6.120.0100.08021.13
5.6.110.0100.07721.00
5.6.100.0100.07020.98
5.6.90.0070.05021.03
5.6.80.0100.05720.39
5.6.70.4430.04020.52
5.5.350.0230.05320.34
5.5.340.0000.04318.02
5.5.330.0070.08320.21
5.5.320.0070.08720.30
5.5.310.0270.07720.51
5.5.300.0130.07018.00
5.5.290.0070.03717.98
5.5.280.0100.08320.79
5.5.270.0030.09020.85
5.5.260.0030.06320.71
5.5.250.0130.08020.57
5.5.240.0300.07020.18
5.4.450.0530.05019.42
5.4.440.0000.07019.46
5.4.430.0930.06719.20
5.4.420.0100.05719.47
5.4.410.0030.06318.97
5.4.400.0300.07018.75
5.4.390.0430.05018.50
5.4.380.0430.05718.57
5.4.370.0370.06318.52
5.4.360.0300.06318.57
5.4.350.0330.05718.46
5.4.340.0300.06018.69
5.4.320.0400.08018.69
5.4.310.0470.05718.62
5.4.300.0330.08318.50
5.4.290.0370.04318.68
5.4.280.0600.06018.52
5.4.270.0270.07718.67
5.4.260.0400.04318.77
5.4.250.0300.05018.71
5.4.240.0330.05718.46
5.4.230.0430.05718.64
5.4.220.0430.08318.71
5.4.210.0430.05718.55
5.4.200.0400.06716.53
5.4.190.0430.06718.72
5.4.180.0530.05018.42
5.4.170.0270.06318.66
5.4.160.0570.06018.70
5.4.150.0500.05018.66
5.4.140.0500.04316.05
5.4.130.0370.04316.23
5.4.120.0400.07316.26
5.4.110.0500.06016.15
5.4.100.0300.05016.31
5.4.90.0370.05016.13
5.4.80.0530.05016.05
5.4.70.0400.06016.11
5.4.60.0430.05016.02
5.4.50.0330.08016.22
5.4.40.0430.06016.23
5.4.30.0270.06016.22
5.4.20.0670.05016.01
5.4.10.0630.05016.19
5.4.00.0400.04715.67
5.3.290.0470.06714.55
5.3.280.0330.06014.49
5.3.270.0470.07314.52
5.3.260.0400.07714.52
5.3.250.0630.06314.50
5.3.240.0530.07014.69
5.3.230.0500.06314.53
5.3.220.0570.06314.55
5.3.210.0300.08014.47
5.3.200.0470.05014.57
5.3.190.0400.05314.55
5.3.180.0430.04714.59
5.3.170.0470.06714.54
5.3.160.0430.06714.56
5.3.150.0370.06314.54
5.3.140.0570.06314.55
5.3.130.0370.07314.50
5.3.120.0370.05014.47
5.3.110.0470.07314.54
5.3.100.0430.06714.13
5.3.90.0430.05014.11
5.3.80.0370.05714.01
5.3.70.0330.05314.09
5.3.60.0430.05013.93
5.3.50.0400.05313.93
5.3.40.0470.06014.02
5.3.30.0470.06013.87
5.3.20.0370.06713.60
5.3.10.0530.05013.63
5.3.00.0400.04713.56
5.2.170.0430.05311.13
5.2.160.0300.03711.18
5.2.150.0230.06311.13
5.2.140.0270.04311.20
5.2.130.0170.04711.13
5.2.120.0170.04711.06
5.2.110.0330.03011.15
5.2.100.0330.03711.16
5.2.90.0330.05311.09
5.2.80.0330.05711.25
5.2.70.0330.05311.04
5.2.60.0270.04010.96
5.2.50.0230.04010.95
5.2.40.0230.04010.94
5.2.30.0170.04311.00
5.2.20.0130.04710.98
5.2.10.0200.04010.95
5.2.00.0200.05010.81
5.1.60.0130.04010.03
5.1.50.0200.03310.01
5.1.40.0270.03310.09
5.1.30.0300.04310.37
5.1.20.0200.03710.37
5.1.10.0130.04010.13
5.1.00.0230.03310.21
5.0.50.0070.0338.52
5.0.40.0170.0238.53
5.0.30.0200.0408.22
5.0.20.0100.0308.21
5.0.10.0100.0308.14
5.0.00.0130.0478.28
4.4.90.0130.0235.93
4.4.80.0130.0175.94
4.4.70.0170.0175.86
4.4.60.0070.0275.87
4.4.50.0130.0175.94
4.4.40.0030.0405.87
4.4.30.0100.0205.86
4.4.20.0100.0205.97
4.4.10.0100.0205.88
4.4.00.0070.0375.95
4.3.110.0100.0205.82
4.3.100.0030.0275.80
4.3.90.0170.0275.88
4.3.80.0130.0375.79
4.3.70.0170.0175.80
4.3.60.0070.0275.77
4.3.50.0100.0235.79
4.3.40.0130.0305.76
4.3.30.0070.0204.64
4.3.20.0070.0204.62
4.3.10.0030.0234.48
4.3.00.0070.0236.71

preferences:
49.86 ms | 401 KiB | 5 Q