3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo uniqid(mt_rand(), TRUE);

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)
7.4.00.0000.01814.75
7.3.120.0100.00714.62
7.3.110.0100.00714.46
7.3.100.0100.00714.54
7.3.90.0140.00314.78
7.3.80.0000.01314.53
7.3.70.0070.00314.75
7.3.60.0070.00714.74
7.3.50.0030.01014.59
7.3.40.0060.00914.52
7.3.30.0120.00314.77
7.3.20.0040.01116.23
7.3.10.0020.01216.59
7.3.00.0090.00516.64
7.2.250.0110.00714.88
7.2.240.0000.01914.78
7.2.230.0100.01015.07
7.2.220.0100.00014.61
7.2.210.0030.01214.72
7.2.200.0090.00614.81
7.2.190.0090.00614.82
7.2.180.0040.00814.68
7.2.170.0040.01114.89
7.2.130.0070.01016.70
7.2.120.0090.00616.65
7.2.110.0110.00716.84
7.2.100.0000.01616.58
7.2.90.0100.00316.73
7.2.80.0060.01016.73
7.2.70.0110.00416.64
7.2.60.0100.00316.66
7.2.50.0060.01216.51
7.2.40.0070.00716.75
7.2.30.0140.00316.84
7.2.20.0090.00616.88
7.2.10.0060.00816.64
7.2.00.0030.01016.75
7.1.330.0070.00715.60
7.1.320.0040.01115.63
7.1.310.0060.00915.66
7.1.300.0060.00615.59
7.1.290.0000.01515.63
7.1.280.0030.00615.25
7.1.270.0060.00615.67
7.1.260.0040.00815.59
7.1.250.0060.01015.71
7.1.70.0000.01016.98
7.1.60.0070.01719.40
7.1.50.0120.00916.85
7.1.00.0030.07022.46
7.0.200.0000.00916.69
7.0.140.0170.06021.95
7.0.120.0000.07722.04
7.0.60.0100.07719.93
7.0.50.0100.07317.87
7.0.40.0200.05720.40
7.0.30.0170.04320.30
7.0.20.0300.04020.28
7.0.10.0200.04020.04
7.0.00.0130.04720.22
5.6.280.0100.06721.11
5.6.210.0070.03720.69
5.6.200.0030.04718.10
5.6.190.0170.04320.64
5.6.180.0170.05020.27
5.6.170.0270.03320.41
5.6.160.0200.04720.66
5.6.150.0130.04720.45
5.6.140.0200.04320.33
5.6.130.0270.03720.13
5.6.120.0330.06720.32
5.6.110.0270.08320.16
5.6.100.0300.07720.27
5.6.90.0370.07320.15
5.6.80.0300.04719.50
5.6.70.0270.07719.80
5.6.60.0300.07319.74
5.6.50.0270.08019.82
5.6.40.0200.04319.79
5.6.30.0270.07319.82
5.6.20.0270.04019.82
5.6.10.0270.04019.47
5.6.00.0330.07319.67
5.5.350.0170.06320.40
5.5.340.0130.05718.02
5.5.330.0170.04320.23
5.5.320.0130.04720.37
5.5.310.0270.03720.40
5.5.300.0200.05020.20
5.5.290.0300.06319.97
5.5.280.0300.07319.93
5.5.270.0330.07319.97
5.5.260.0330.07320.11
5.5.250.0300.06019.98
5.5.240.0330.06719.31
5.5.230.0300.06319.30
5.5.220.0270.05319.55
5.5.210.0470.06319.45
5.5.200.0400.03719.52
5.5.190.0370.06719.50
5.5.180.0330.03719.48
5.5.160.0200.05719.58
5.5.150.0330.07719.48
5.5.140.0370.05719.26
5.5.130.0300.05019.48
5.5.120.0330.07319.58
5.5.110.0270.06019.32
5.5.100.0270.04319.49
5.5.90.0300.05319.51
5.5.80.0230.04319.48
5.5.70.0270.04719.38
5.5.60.0270.07719.40
5.5.50.0230.04319.42
5.5.40.0300.08019.55
5.5.30.0300.04319.40
5.5.20.0330.06719.31
5.5.10.0330.06019.55
5.5.00.0270.08019.44
5.4.450.0200.04719.33
5.4.440.0270.07319.14
5.4.430.0330.07019.44
5.4.420.0270.05719.41
5.4.410.0330.07318.98
5.4.400.0270.07019.15
5.4.390.0470.05319.14
5.4.380.0470.03718.81
5.4.370.0230.04019.07
5.4.360.0330.06019.18
5.4.350.0270.03719.15
5.4.340.0330.07019.08
5.4.320.0300.07319.18
5.4.310.0370.05718.79
5.4.300.0430.06019.18
5.4.290.0300.07319.11
5.4.280.0230.07718.79
5.4.270.0330.06319.08
5.4.260.0230.05319.08
5.4.250.0270.06719.15
5.4.240.0270.07319.07
5.4.230.0300.03719.08
5.4.220.0330.07318.91
5.4.210.0300.06018.92
5.4.200.0400.06018.91
5.4.190.0300.06319.07
5.4.180.0270.07019.13
5.4.170.0270.04318.99
5.4.160.0200.05318.77
5.4.150.0200.05318.80
5.4.140.0300.07316.34
5.4.130.0270.06316.25
5.4.120.0330.05716.19
5.4.110.0230.03716.27
5.4.100.0330.06316.24
5.4.90.0270.05016.33
5.4.80.0400.06016.38
5.4.70.0400.05716.29
5.4.60.0330.04716.21
5.4.50.0230.07316.39
5.4.40.0270.03316.22
5.4.30.0400.06016.38
5.4.20.0200.04016.20
5.4.10.0300.06716.38
5.4.00.0300.07015.82
5.3.290.0400.06314.58
5.3.280.0230.07314.55
5.3.270.0230.03714.54
5.3.260.0370.06314.53
5.3.250.0370.06314.57
5.3.240.0330.05314.55
5.3.230.0270.07714.55
5.3.220.0330.07014.56
5.3.210.0270.07714.44
5.3.200.0330.06714.50
5.3.190.0400.05714.53
5.3.180.0270.07314.48
5.3.170.0300.07314.49
5.3.160.0400.06014.48
5.3.150.0270.07314.43
5.3.140.0330.03714.53
5.3.130.0230.07714.63
5.3.120.0230.08014.50
5.3.110.0330.07014.48
5.3.100.0230.05713.82
5.3.90.0300.06313.97
5.3.80.0300.06714.10
5.3.70.0400.06013.85
5.3.60.0270.07013.88
5.3.50.0400.05713.82
5.3.40.0270.08013.88
5.3.30.0300.06713.83
5.3.20.0230.04013.64
5.3.10.0300.04713.59
5.3.00.0270.07313.56
5.2.170.0300.05312.86
5.2.160.0330.05012.86
5.2.150.0370.05012.86
5.2.140.0200.05012.86
5.2.130.0230.06012.86
5.2.120.0230.03312.86
5.2.110.0230.05712.86
5.2.100.0230.05312.86
5.2.90.0230.03012.86
5.2.80.0170.04012.86
5.2.70.0200.04712.86
5.2.60.0370.04712.86
5.2.50.0230.05712.86
5.2.40.0200.05712.86
5.2.30.0270.05312.86
5.2.20.0300.04712.86
5.2.10.0270.05012.86
5.2.00.0200.05312.86
5.1.60.0200.05312.86
5.1.50.0130.03712.86
5.1.40.0230.03712.86
5.1.30.0230.02312.86
5.1.20.0200.02312.86
5.1.10.0200.04712.86
5.1.00.0170.04312.86
5.0.50.0100.04312.86
5.0.40.0170.03312.86
5.0.30.0100.04712.86
5.0.20.0130.04012.86
5.0.10.0170.04012.86
5.0.00.0030.05712.86
4.4.90.0070.03712.86
4.4.80.0100.03712.86
4.4.70.0070.04012.86
4.4.60.0100.03712.86
4.4.50.0100.03712.86
4.4.40.0130.06012.86
4.4.30.0130.02712.86
4.4.20.0100.02712.86
4.4.10.0100.01712.86
4.4.00.0100.05012.86
4.3.110.0130.03012.86
4.3.100.0100.01312.86
4.3.90.0130.02712.86
4.3.80.0070.05312.86
4.3.70.0100.03312.86
4.3.60.0130.01712.86
4.3.50.0130.03012.86
4.3.40.0100.05012.86
4.3.30.0070.03312.86
4.3.20.0030.04012.86
4.3.10.0070.03012.86
4.3.00.0070.03712.86

preferences:
39.98 ms | 401 KiB | 5 Q