3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var=uniqid(rand()); echo $var;

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)
7.4.00.0090.00914.96
7.3.120.0040.01214.63
7.3.110.0040.01414.94
7.3.100.0060.00814.64
7.3.90.0050.01214.60
7.3.80.0050.01014.65
7.3.70.0070.00614.88
7.3.60.0050.00814.57
7.3.50.0050.01114.78
7.3.40.0050.01014.76
7.3.30.0090.00414.71
7.3.20.0020.01116.63
7.3.10.0050.01116.45
7.3.00.0030.01016.78
7.2.250.0040.01114.86
7.2.240.0070.00914.76
7.2.230.0110.00414.85
7.2.220.0050.00914.96
7.2.210.0100.00314.95
7.2.200.0090.00514.98
7.2.190.0070.00814.78
7.2.180.0040.00514.78
7.2.170.0060.00614.81
7.2.160.0070.00714.88
7.2.150.0000.01116.80
7.2.140.0120.00316.69
7.2.130.0000.01216.71
7.2.120.0060.00616.98
7.2.110.0060.00916.93
7.2.100.0090.00616.64
7.2.90.0000.01216.87
7.2.80.0090.00616.66
7.2.70.0150.00316.67
7.2.60.0060.00316.66
7.2.50.0030.01016.59
7.2.40.0000.01116.52
7.2.30.0060.00617.01
7.2.20.0070.01116.80
7.2.10.0040.01216.96
7.2.00.0050.01018.00
7.1.330.0020.01315.59
7.1.320.0100.00415.65
7.1.310.0030.01115.61
7.1.300.0090.00615.83
7.1.290.0030.00815.58
7.1.280.0040.00915.68
7.1.270.0120.00315.64
7.1.260.0030.01015.47
7.1.250.0070.00715.67
7.1.70.0030.00616.93
7.1.60.0070.01419.40
7.1.50.0070.01716.80
7.1.00.0030.09022.33
7.0.200.0000.00716.52
7.0.140.0100.06721.99
7.0.110.0630.08019.92
7.0.100.0700.06020.09
7.0.90.0400.08019.98
7.0.80.0730.07019.91
7.0.70.0630.08020.02
7.0.60.0600.07720.00
7.0.50.0530.08020.39
7.0.40.0070.07720.28
7.0.30.0070.08719.98
7.0.20.0130.09320.27
7.0.10.0030.08020.03
7.0.00.0100.08020.18
5.6.280.0030.07320.90
5.6.250.0230.06720.57
5.6.240.0100.04320.63
5.6.230.0100.06320.68
5.6.220.0030.07320.52
5.6.210.0170.06720.59
5.6.200.0230.07321.19
5.6.190.0130.08021.04
5.6.180.0100.07320.91
5.6.170.0070.07320.92
5.6.160.0030.06721.25
5.6.150.0100.08021.07
5.6.140.0130.06321.27
5.6.130.0130.08321.13
5.6.120.0100.08321.11
5.6.110.0170.03721.25
5.6.100.0100.05021.26
5.6.90.0070.04021.02
5.6.80.0030.04020.34
5.6.70.0170.04020.60
5.6.60.0100.04020.48
5.6.50.0030.07320.31
5.6.40.0030.05720.63
5.6.30.0100.05020.29
5.6.20.0030.05720.29
5.6.10.0070.05320.48
5.6.00.0000.04320.44
5.5.380.0230.05720.40
5.5.370.0070.08020.54
5.5.360.0030.07320.55
5.5.350.0100.04720.48
5.5.340.0030.08720.96
5.5.330.0030.08321.03
5.5.320.0130.07720.86
5.5.310.0030.05720.86
5.5.300.0070.08020.69
5.5.290.0030.08020.94
5.5.280.0100.07320.80
5.5.270.0130.07720.73
5.5.260.0130.07320.93
5.5.250.0070.04320.67
5.5.240.0030.04020.19
5.5.230.0130.04020.39
5.5.220.0070.07720.21
5.5.210.0070.05720.24
5.5.200.0030.04320.19
5.5.190.0070.04020.02
5.5.180.0000.04320.30
5.5.160.0030.04720.23
5.5.150.0070.05020.35
5.5.140.0000.04320.16
5.5.130.0030.04320.04
5.5.120.0030.04020.35
5.5.110.0030.03720.35
5.5.100.0100.07020.19
5.5.90.0030.03719.97
5.5.80.0030.05319.99
5.5.70.0030.03720.26
5.5.60.0000.03720.00
5.5.50.0030.03720.02
5.5.40.0070.05020.25
5.5.30.0030.03720.12
5.5.20.0030.04720.02
5.5.10.0130.07020.23
5.5.00.0170.07019.91
5.4.450.0100.07719.43
5.4.440.0230.06319.36
5.4.430.0000.05319.23
5.4.420.0070.03719.48
5.4.410.0030.05719.14
5.4.400.0030.04319.11
5.4.390.0030.06019.02
5.4.380.0030.03719.27
5.4.370.0070.05318.95
5.4.360.0030.04718.98
5.4.350.0000.04718.98
5.4.340.0070.05019.03
5.4.320.0070.03719.10
5.4.310.0100.03319.27
5.4.300.0070.03319.16
5.4.290.0070.04019.12
5.4.280.0100.04019.27
5.4.270.0100.03018.98
5.4.260.0030.03319.10
5.4.250.0000.03719.02
5.4.240.0030.03719.07
5.4.230.0070.04719.07
5.4.220.0000.04019.00
5.4.210.0030.03718.94
5.4.200.0130.03019.20
5.4.190.0000.06019.11
5.4.180.0070.03019.15
5.4.170.0070.07719.11
5.4.160.0070.05318.98
5.4.150.0030.08718.92
5.4.140.0100.07016.34
5.4.130.0070.06716.16
5.4.120.0100.06016.30
5.4.110.0170.05016.39
5.4.100.0130.07316.41
5.4.90.0100.07016.38
5.4.80.0170.07716.48
5.4.70.0070.07716.47
5.4.60.0100.07016.48
5.4.50.0000.04716.39
5.4.40.0130.06716.31
5.4.30.0070.07016.34
5.4.20.0070.04716.37
5.4.10.0070.06016.49
5.4.00.0030.07315.67
5.3.290.0030.03714.54
5.3.280.0000.06014.69
5.3.270.0100.07714.66
5.3.260.0030.07714.52
5.3.250.0170.07314.61
5.3.240.0000.08014.59
5.3.230.0130.07314.47
5.3.220.0170.04314.39
5.3.210.0070.06014.46
5.3.200.0100.07314.41
5.3.190.0030.08314.66
5.3.180.0170.05714.65
5.3.170.0170.06314.50
5.3.160.0170.06314.48
5.3.150.0070.07014.43
5.3.140.0130.07314.50
5.3.130.0030.08014.33
5.3.120.0070.07014.56
5.3.110.0000.08014.44
5.3.100.0100.06714.11
5.3.90.0130.06014.04
5.3.80.0070.07714.11
5.3.70.0130.05013.99
5.3.60.0070.05713.86
5.3.50.0100.05013.82
5.3.40.0070.07313.89
5.3.30.0070.07313.93
5.3.20.0100.05313.70
5.3.10.0170.05013.71
5.3.00.0030.07313.70
5.2.170.0030.06011.03
5.2.160.0100.05711.05
5.2.150.0030.06311.16
5.2.140.0100.04711.30
5.2.130.0030.06310.88
5.2.120.0030.05711.10
5.2.110.0070.05711.08
5.2.100.0030.06011.06
5.2.90.0070.04711.17
5.2.80.0100.06011.04
5.2.70.0000.06311.15
5.2.60.0030.06711.00
5.2.50.0030.06710.95
5.2.40.0070.05711.15
5.2.30.0070.06011.03
5.2.20.0000.06310.89
5.2.10.0030.06010.86
5.2.00.0030.06010.71
5.1.60.0070.04310.23
5.1.50.0030.05310.04
5.1.40.0070.0509.96
5.1.30.0030.05310.41
5.1.20.0000.04010.34
5.1.10.0030.03010.12
5.1.00.0030.06010.03
5.0.50.0030.0378.54
5.0.40.0030.0438.38
5.0.30.0030.0638.37
5.0.20.0100.0378.14
5.0.10.0000.0338.09
5.0.00.0000.0678.13
4.4.90.0070.0307.79
4.4.80.0030.0337.79
4.4.70.0000.0407.79
4.4.60.0030.0307.79
4.4.50.0000.0377.79
4.4.40.0070.0507.79
4.4.30.0000.0337.79
4.4.20.0030.0377.79
4.4.10.0070.0207.79
4.4.00.0000.0607.79
4.3.110.0000.0337.79
4.3.100.0000.0377.79
4.3.90.0000.0277.79
4.3.80.0030.0537.79
4.3.70.0030.0337.79
4.3.60.0030.0337.79
4.3.50.0000.0377.79
4.3.40.0130.0477.79
4.3.30.0000.0337.79
4.3.20.0030.0337.79
4.3.10.0000.0377.79
4.3.00.0030.0307.79

preferences:
37.02 ms | 401 KiB | 5 Q