3v4l.org

run code in 300+ PHP versions simultaneously
<?php $uniqueIds = []; while(count($uniqueIds) < 5) { $randomNumber = rand(1000, 9999); if (!in_array($randomNumber, $uniqueIds)) { $uniqueIds[] = $randomNumber; } } var_dump($uniqueIds);

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)
7.4.10.0100.00714.84
7.4.00.0030.01414.84
7.3.130.0140.00414.74
7.3.120.0050.00914.77
7.3.110.0040.01014.71
7.3.100.0050.00714.71
7.3.90.0020.01114.79
7.3.80.0080.00614.88
7.3.70.0070.00614.82
7.3.60.0090.00514.72
7.3.50.0070.00814.78
7.3.40.0050.01014.78
7.3.30.0050.01014.59
7.3.20.0120.00316.69
7.3.10.0100.00716.45
7.3.00.0060.00816.54
7.2.260.0150.00415.07
7.2.250.0030.01215.09
7.2.240.0050.01015.11
7.2.230.0070.00715.05
7.2.220.0040.01115.03
7.2.210.0070.00714.87
7.2.200.0070.01014.91
7.2.190.0070.00814.91
7.2.180.0020.01615.17
7.2.170.0130.00514.98
7.2.160.0100.00614.82
7.2.150.0080.00617.06
7.2.140.0120.00316.86
7.2.130.0040.01316.92
7.2.120.0090.00416.89
7.2.110.0090.00816.67
7.2.100.0060.00816.77
7.2.90.0060.00916.82
7.2.80.0070.00716.83
7.2.70.0100.00416.97
7.2.60.0090.00516.65
7.2.50.0060.01016.95
7.2.40.0060.01016.79
7.2.30.0100.00616.91
7.2.20.0040.01216.75
7.2.10.0080.00816.86
7.2.00.0090.00717.40
7.1.330.0090.00615.88
7.1.320.0110.00415.74
7.1.310.0030.00915.79
7.1.300.0020.01115.75
7.1.290.0050.01115.80
7.1.280.0020.01415.89
7.1.270.0040.00715.79
7.1.260.0020.01115.83
7.1.250.0050.00915.61
7.1.240.0080.00415.59
7.1.230.0020.01315.89
7.1.220.0020.01315.89
7.1.210.0080.00515.86
7.1.200.0060.00915.78
7.1.190.0040.00715.87
7.1.180.0060.00515.56
7.1.170.0010.01115.82
7.1.160.0060.00715.66
7.1.150.0050.00815.60
7.1.140.0090.00415.58
7.1.130.0020.01115.91
7.1.120.0050.00715.83
7.1.110.0060.00815.70
7.1.100.0030.00915.94
7.1.90.0080.00715.80
7.1.80.0070.00515.80
7.1.70.0070.00416.28
7.1.60.0060.00917.11
7.1.50.0050.00916.10
7.1.40.0040.00815.67
7.1.30.0050.00915.73
7.1.20.0100.00415.65
7.1.10.0080.00715.72
7.1.00.0080.02718.00
7.0.330.0020.00915.15
7.0.320.0100.00315.35
7.0.310.0070.00315.44
7.0.300.0050.00815.24
7.0.290.0050.00515.35
7.0.280.0080.00515.33
7.0.270.0070.00315.34
7.0.260.0050.00815.38
7.0.250.0070.00415.55
7.0.240.0090.00415.51
7.0.230.0050.00815.47
7.0.220.0050.00915.18
7.0.210.0060.00615.25
7.0.200.0010.01015.97
7.0.190.0040.00815.28
7.0.180.0070.00615.45
7.0.170.0060.00815.42
7.0.160.0080.00415.31
7.0.150.0080.00315.45
7.0.140.0070.02817.61
7.0.130.0080.00415.44
7.0.120.0020.01015.39
7.0.110.0070.00315.46
7.0.100.0070.00715.27
7.0.90.0020.01115.29
7.0.80.0050.00915.46
7.0.70.0100.00315.31
7.0.60.0030.03417.00
7.0.50.0090.02516.28
7.0.40.0050.02015.79
7.0.30.0200.02715.78
7.0.20.0100.02815.71
7.0.10.0060.03215.57
7.0.00.0060.02215.59
5.6.400.0030.01314.51
5.6.390.0090.00314.67
5.6.380.0030.01014.24
5.6.370.0030.01114.45
5.6.360.0050.00814.44
5.6.350.0060.00514.52
5.6.340.0020.00914.60
5.6.330.0080.00514.16
5.6.320.0020.01114.64
5.6.310.0030.01014.47
5.6.300.0050.00714.15
5.6.290.0070.00514.38
5.6.280.0020.03316.58
5.6.270.0060.00714.47
5.6.260.0050.00514.37
5.6.250.0030.01114.49
5.6.240.0030.00914.58
5.6.230.0070.00514.37
5.6.220.0080.00514.39
5.6.210.0050.03316.43
5.6.200.0040.02015.65
5.6.190.0090.03016.49
5.6.180.0250.02516.50
5.6.170.0180.02516.37
5.6.160.0080.01516.33
5.6.150.0080.02315.66
5.6.140.0050.03115.61
5.6.130.0070.01915.76
5.6.120.0060.02316.40
5.6.110.0070.03416.47
5.6.100.0060.01816.65
5.6.90.0070.01616.55
5.6.80.0070.03116.46
5.6.70.0060.00514.08
5.6.60.0060.00814.36
5.6.50.0040.00914.18
5.6.40.0080.00514.23
5.6.30.0060.00914.36
5.6.20.0010.00814.34
5.6.10.0080.00814.35
5.6.00.0020.00714.49
5.5.380.0040.00812.86
5.5.370.0060.00212.82
5.5.360.0080.00112.84
5.5.350.0090.02715.24
5.5.340.0020.02414.49
5.5.330.0030.02615.31
5.5.320.0120.02615.28
5.5.310.0120.02015.30
5.5.300.0080.02714.51
5.5.290.0070.02514.56
5.5.280.0030.03115.47
5.5.270.0050.02015.50
5.5.260.0060.01715.45
5.5.250.0050.02815.37
5.5.240.0060.03215.12
5.5.230.0070.00412.82
5.5.220.0070.00312.68
5.5.210.0050.00512.67
5.5.200.0060.00612.85
5.5.190.0080.00512.85
5.5.180.0060.00312.81
5.5.170.0040.00812.79
5.5.160.0030.00912.64
5.5.150.0030.01112.73
5.5.140.0010.01112.62
5.5.130.0040.00712.75
5.5.120.0050.00812.79
5.5.110.0070.00512.70
5.5.100.0060.00512.84
5.5.90.0020.00712.77
5.5.80.0050.00812.66
5.5.70.0030.00812.65
5.5.60.0060.00612.80
5.5.50.0050.00612.52
5.5.40.0020.01012.67
5.5.30.0060.00512.82
5.5.20.0020.00912.82
5.5.10.0040.00512.78
5.5.00.0020.00912.63
5.4.450.0100.01613.87
5.4.440.0290.02013.87
5.4.430.0270.02213.87
5.4.420.0310.01813.85
5.4.410.0070.02413.87
5.4.400.0260.02413.74
5.4.390.0290.02213.84
5.4.380.0160.02013.64
5.4.370.0170.02313.52
5.4.360.0090.02513.65
5.4.350.0070.02713.60
5.4.340.0070.02613.53
5.4.330.0060.00511.11
5.4.320.0030.01611.61
5.4.310.0040.01811.53
5.4.300.0060.01711.54
5.4.290.0040.01911.64
5.4.280.0060.01711.38
5.4.270.0040.02011.49
5.4.260.0030.01711.50
5.4.250.0030.02011.54
5.4.240.0040.01711.61
5.4.230.0040.01711.56
5.4.220.0060.01611.47
5.4.210.0050.01611.50
5.4.200.0040.01911.57
5.4.190.0020.01911.49
5.4.180.0050.01511.44
5.4.170.0060.01611.53
5.4.160.0070.01411.47
5.4.150.0040.01611.54
5.4.140.0040.01711.40
5.4.130.0060.01511.50
5.4.120.0060.01511.38
5.4.110.0070.01511.47
5.4.100.0050.01511.40
5.4.90.0080.01411.36
5.4.80.0040.01811.35
5.4.70.0040.01611.43
5.4.60.0010.02011.38
5.4.50.0060.01611.37
5.4.40.0060.01411.36
5.4.30.0040.01711.31
5.4.20.0070.01511.44
5.4.10.0040.01711.29
5.4.00.0050.01511.19
5.3.290.0070.02111.99
5.3.280.0040.02311.94
5.3.270.0050.02111.95
5.3.260.0080.02711.95
5.3.250.0040.02111.95
5.3.240.0060.02111.95
5.3.230.0050.02211.94
5.3.220.0040.02311.93
5.3.210.0060.02211.93
5.3.200.0050.02211.93
5.3.190.0070.01811.93
5.3.180.0050.03011.92
5.3.170.0050.02111.92
5.3.160.0050.02211.92
5.3.150.0100.02411.93
5.3.140.0070.02711.92
5.3.130.0100.01911.92
5.3.120.0040.02611.92
5.3.110.0060.02211.92
5.3.100.0070.02511.65
5.3.90.0060.02111.63
5.3.80.0030.02411.63
5.3.70.0080.02011.63
5.3.60.0050.02211.62
5.3.50.0040.02211.59
5.3.40.0080.02111.59
5.3.30.0050.02011.56
5.3.20.0070.02611.45
5.3.10.0050.01911.44
5.3.00.0050.02111.43
5.2.170.0060.01810.18
5.2.160.0060.01410.18
5.2.150.0030.01910.18
5.2.140.0060.01610.18
5.2.130.0040.01810.16
5.2.120.0060.01510.16
5.2.110.0060.01410.16
5.2.100.0070.01410.16
5.2.90.0060.01510.16
5.2.80.0050.01810.16
5.2.70.0040.01710.16
5.2.60.0050.01910.13
5.2.50.0070.01410.12
5.2.40.0060.01710.11
5.2.30.0070.01410.09
5.2.20.0040.01710.09
5.2.10.0060.01410.05
5.2.00.0050.0159.98
5.1.60.0040.0159.62
5.1.50.0050.0159.62
5.1.40.0080.0119.61
5.1.30.0020.0169.79
5.1.20.0030.0149.80
5.1.10.0040.0139.66
5.1.00.0060.0139.66
5.0.50.0060.0098.90
5.0.40.0020.0128.83
5.0.30.0050.0158.73
5.0.20.0030.0128.72
5.0.10.0020.0138.71
5.0.00.0030.0178.70
4.4.90.0040.0097.98
4.4.80.0010.0127.96
4.4.70.0040.0087.96
4.4.60.0010.0117.96
4.4.50.0030.0097.97
4.4.40.0020.0137.94
4.4.30.0040.0107.97
4.4.20.0030.0108.01
4.4.10.0050.0088.01
4.4.00.0030.0167.97
4.3.110.0040.0107.92
4.3.100.0020.0117.92
4.3.90.0010.0107.90
4.3.80.0040.0127.88
4.3.70.0010.0097.90
4.3.60.0010.0107.90
4.3.50.0020.0087.90
4.3.40.0040.0117.86
4.3.30.0040.0107.23
4.3.20.0010.0107.21
4.3.10.0020.0117.20
4.3.00.0050.00812.38

preferences:
39.76 ms | 400 KiB | 5 Q