3v4l.org

run code in 300+ PHP versions simultaneously
<?php $caseid = strtoupper( substr( hash("sha256", time() . mt_rand() ),0,6)); echo $caseid;

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)
7.3.10.0070.00816.71
7.3.00.0070.00716.53
7.2.130.0070.00816.78
7.2.120.0060.00816.91
7.2.110.0070.00516.95
7.2.100.0030.01016.88
7.2.90.0070.00816.63
7.2.80.0070.00716.95
7.2.70.0100.00516.80
7.2.60.0040.00816.85
7.2.50.0030.01016.75
7.2.40.0020.01116.66
7.2.30.0040.00916.85
7.2.20.0020.01016.83
7.2.10.0090.00516.90
7.2.00.0050.00717.75
7.1.250.0100.00615.57
7.1.70.0040.00417.32
7.1.60.0130.01019.18
7.1.50.0060.01816.85
7.1.00.0030.04022.46
7.0.200.0040.00416.83
7.0.140.0070.07022.16
7.0.80.0670.07319.91
7.0.70.0470.07719.88
7.0.60.0600.07019.87
7.0.50.0500.07020.38
7.0.40.0170.08020.07
7.0.30.0100.06720.04
7.0.20.0100.07720.09
7.0.10.0070.08320.22
7.0.00.0100.08020.03
5.6.280.0070.07021.06
5.6.230.0130.08320.59
5.6.220.0100.07720.66
5.6.210.0130.06720.64
5.6.200.0070.09021.11
5.6.190.0100.08020.94
5.6.180.0130.07021.13
5.6.170.0030.08721.01
5.6.160.0070.06321.03
5.6.150.0070.08721.02
5.6.140.0070.08021.09
5.6.130.0070.07021.02
5.6.120.0100.08321.08
5.6.110.0130.07720.91
5.6.100.0100.07721.08
5.6.90.0100.08020.95
5.6.80.0170.06320.34
5.6.70.0000.06320.41
5.6.60.0030.08020.44
5.6.50.0070.07320.43
5.6.40.0070.06020.52
5.6.30.0100.07720.29
5.6.20.0070.07020.39
5.6.10.0070.06720.37
5.6.00.0030.08320.27
5.5.370.0130.06720.33
5.5.360.0100.08020.34
5.5.350.0100.07320.41
5.5.340.0130.07320.73
5.5.330.0070.08020.71
5.5.320.0100.08720.78
5.5.310.0070.05020.79
5.5.300.0000.05020.82
5.5.290.0170.07020.91
5.5.280.0100.08320.86
5.5.270.0100.07320.84
5.5.260.0030.08720.87
5.5.250.0000.07320.56
5.5.240.0170.07020.30
5.5.230.0030.10020.13
5.5.220.0070.08720.14
5.5.210.0030.08020.27
5.5.200.0100.05720.14
5.5.190.0200.06720.14
5.5.180.0070.08020.07
5.5.160.0100.04720.27
5.5.150.0070.05320.17
5.5.140.0070.08020.07
5.5.130.0100.08020.16
5.5.120.0070.08020.23
5.5.110.0130.07720.23
5.5.100.0130.07320.06
5.5.90.0100.07320.00
5.5.80.0070.07720.06
5.5.70.0030.08720.14
5.5.60.0130.06720.07
5.5.50.0030.07719.99
5.5.40.0070.05020.04
5.5.30.0000.04720.05
5.5.20.0130.07020.12
5.5.10.0170.06719.97
5.5.00.0070.07720.02
5.4.450.0030.08719.40
5.4.440.0030.08319.35
5.4.430.0070.07319.55
5.4.420.0170.05019.28
5.4.410.0070.08018.98
5.4.400.0030.07719.03
5.4.390.0100.06018.97
5.4.380.0100.07719.03
5.4.370.0070.06019.09
5.4.360.0100.05018.98
5.4.350.0070.07019.09
5.4.340.0100.07019.07
5.4.320.0030.08019.09
5.4.310.0100.06719.13
5.4.300.0030.07719.16
5.4.290.0070.05019.02
5.4.280.0100.07719.02
5.4.270.0130.06718.94
5.4.260.0170.07019.05
5.4.250.0070.07319.09
5.4.240.0030.08019.14
5.4.230.0030.07718.96
5.4.220.0070.07019.09
5.4.210.0030.08319.02
5.4.200.0130.06719.02
5.4.190.0130.06319.04
5.4.180.0030.06018.99
5.4.170.0100.08019.13
5.4.160.0000.04719.10
5.4.150.0030.06718.89
5.4.140.0070.08016.33
5.4.130.0070.04016.36
5.4.120.0070.07716.12
5.4.110.0070.07316.30
5.4.100.0030.07316.30
5.4.90.0000.05316.42
5.4.80.0030.07016.24
5.4.70.0070.07316.29
5.4.60.0030.05316.35
5.4.50.0100.07016.38
5.4.40.0100.06716.39
5.4.30.0000.08716.38
5.4.20.0070.07316.40
5.4.10.0200.06016.23
5.4.00.0030.04315.71
5.3.290.0030.08314.51
5.3.280.0070.05014.43
5.3.270.0100.06714.58
5.3.260.0130.07314.46
5.3.250.0030.03714.45
5.3.240.0100.07314.58
5.3.230.0070.07014.45
5.3.220.0100.07314.50
5.3.210.0100.07314.46
5.3.200.0000.08014.51
5.3.190.0100.06714.57
5.3.180.0070.06314.49
5.3.170.0000.08314.39
5.3.160.0100.06314.49
5.3.150.0170.06714.38
5.3.140.0000.07714.52
5.3.130.0130.05314.39
5.3.120.0100.07714.49
5.3.110.0070.08014.40
5.3.100.0100.07013.89
5.3.90.0100.07313.92
5.3.80.0000.08013.95
5.3.70.0130.07013.92
5.3.60.0100.06714.00
5.3.50.0070.07713.89
5.3.40.0100.07313.76
5.3.30.0100.04013.88
5.3.20.0130.06013.64
5.3.10.0070.06713.60
5.3.00.0000.08013.49
5.2.170.0100.05311.06
5.2.160.0000.04311.10
5.2.150.0030.04011.10
5.2.140.0030.03010.95
5.2.130.0100.05310.96
5.2.120.0030.05711.02
5.2.110.0070.06711.04
5.2.100.0070.03311.02
5.2.90.0070.06011.04
5.2.80.0030.06311.11
5.2.70.0100.05311.04
5.2.60.0070.06311.04
5.2.50.0030.06310.88
5.2.40.0070.05710.99
5.2.30.0100.05710.85
5.2.20.0030.06010.95
5.2.10.0030.05710.77
5.2.00.0070.05710.72
5.1.60.0070.05010.05
5.1.50.0070.05010.05
5.1.40.0030.05310.02
5.1.30.0070.05310.45
5.1.20.0070.05310.27
5.1.10.0000.06310.11
5.1.00.0070.05010.05
5.0.50.0000.0378.38
5.0.40.0100.0378.45
5.0.30.0000.0638.21
5.0.20.0030.0378.26
5.0.10.0000.0478.05
5.0.00.0000.0608.14
4.4.90.0030.0337.41
4.4.80.0030.0377.41
4.4.70.0000.0377.41
4.4.60.0030.0377.41
4.4.50.0000.0377.41
4.4.40.0000.0577.41
4.4.30.0070.0307.41
4.4.20.0030.0377.41
4.4.10.0000.0377.41
4.4.00.0030.0507.41
4.3.110.0000.0337.41
4.3.100.0030.0337.41
4.3.90.0000.0377.41
4.3.80.0070.0277.41
4.3.70.0030.0337.41
4.3.60.0000.0237.41
4.3.50.0030.0277.41
4.3.40.0000.0437.41
4.3.30.0030.0337.41
4.3.20.0030.0307.41
4.3.10.0000.0377.41
4.3.00.0000.0307.41

preferences:
39.21 ms | 400 KiB | 5 Q