3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo substr(str_shuffle("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"), 0, 1).substr(md5(time()),1);

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)
7.4.10.0060.01215.24
7.4.00.0100.00714.65
7.3.130.0130.00615.10
7.3.120.0070.01114.46
7.3.110.0110.00714.69
7.3.100.0040.01114.70
7.3.90.0060.00914.86
7.3.80.0030.00614.78
7.3.70.0100.00714.52
7.3.60.0030.00714.57
7.3.50.0030.01014.79
7.3.40.0000.01114.50
7.3.30.0120.00114.71
7.3.20.0510.01315.59
7.3.10.0520.00515.69
7.3.00.0400.01115.69
7.2.260.0100.00714.82
7.2.250.0070.01114.52
7.2.240.0060.00914.98
7.2.230.0030.01215.18
7.2.220.0040.01114.90
7.2.210.0070.01015.02
7.2.200.0030.01414.83
7.2.190.0040.01414.88
7.2.180.0040.01114.88
7.2.170.0030.01015.10
7.2.160.0100.00814.95
7.2.150.0520.00315.77
7.2.140.0530.00915.93
7.2.130.0360.01315.88
7.2.120.0340.00815.81
7.2.110.0500.00715.75
7.2.100.0600.01015.53
7.2.90.0440.00615.77
7.2.80.0520.00915.68
7.2.70.0450.00815.65
7.2.60.0320.01016.24
7.2.50.0630.01015.67
7.2.40.0470.01215.98
7.2.30.0670.00315.79
7.2.20.0400.00715.67
7.2.10.0470.00615.93
7.2.00.0340.01016.76
7.1.330.0040.01115.64
7.1.320.0070.01115.49
7.1.310.0070.00715.86
7.1.300.0040.01415.66
7.1.290.0000.01315.54
7.1.280.0060.00915.67
7.1.270.0450.00614.82
7.1.260.0490.00814.72
7.1.250.0380.00614.68
7.1.240.0760.00314.70
7.1.230.0540.01014.77
7.1.220.0570.00414.62
7.1.210.0440.00714.41
7.1.200.0300.01115.02
7.1.190.0510.00814.65
7.1.180.0550.00514.45
7.1.170.0540.00614.75
7.1.160.0460.01014.59
7.1.150.0470.00514.68
7.1.140.0440.00314.63
7.1.130.0480.00914.71
7.1.120.0520.00714.51
7.1.110.0510.00714.67
7.1.100.0280.00915.81
7.1.90.0630.00514.79
7.1.80.0490.00614.60
7.1.70.0350.00815.43
7.1.60.0460.01016.31
7.1.50.0270.01315.51
7.1.40.0490.00514.72
7.1.30.0390.00914.74
7.1.20.0430.00314.75
7.1.10.0640.00914.55
7.1.00.0400.03117.25
7.0.330.0830.00313.22
7.0.320.0800.01713.07
7.0.310.1020.00713.18
7.0.300.0940.00612.99
7.0.290.0950.00713.23
7.0.280.1010.00313.21
7.0.270.0960.00013.36
7.0.260.1680.01013.44
7.0.250.0920.00313.52
7.0.240.0900.01713.12
7.0.230.1170.01613.30
7.0.220.1230.01013.44
7.0.210.1320.00712.91
7.0.200.0450.00814.81
7.0.190.0870.00313.41
7.0.180.1130.00313.55
7.0.170.0870.01013.33
7.0.160.1220.00713.20
7.0.150.1330.00013.16
7.0.140.1340.01013.51
7.0.130.0880.00313.57
7.0.120.1440.01313.30
7.0.110.1180.01013.31
7.0.100.0620.03216.76
7.0.90.0570.03316.70
7.0.80.0810.04216.66
7.0.70.0760.04316.71
7.0.60.0780.04116.76
7.0.50.0730.04216.89
7.0.40.0610.05016.82
7.0.30.0670.04316.67
7.0.20.0390.02816.75
7.0.10.0450.05016.87
7.0.00.0530.03316.86
5.6.400.0150.00714.19
5.6.390.0170.00614.07
5.6.380.0130.00013.88
5.6.370.0170.00314.37
5.6.360.0170.00814.44
5.6.350.0120.01514.07
5.6.340.0190.00514.04
5.6.330.0180.00614.19
5.6.320.0150.00814.29
5.6.310.0190.00814.34
5.6.300.0110.01114.23
5.6.290.0140.00714.26
5.6.280.0160.00814.10
5.6.270.0180.00914.38
5.6.260.0160.00814.13
5.6.250.0120.04617.35
5.6.240.0130.05017.41
5.6.230.0050.02917.26
5.6.220.0110.02517.36
5.6.210.0140.02917.33
5.6.200.0120.04017.71
5.6.190.0100.04617.48
5.6.180.0140.02917.45
5.6.170.0130.04617.66
5.6.160.0110.04317.47
5.6.150.0100.03217.48
5.6.140.0150.02717.51
5.6.130.0110.03117.44
5.6.120.0140.03317.59
5.6.110.0140.03217.55
5.6.100.0170.03817.55
5.6.90.0130.04617.50
5.6.80.0100.04517.19
5.6.70.0040.03617.27
5.6.60.0110.04217.24
5.6.50.0150.03517.37
5.6.40.0110.02817.08
5.6.30.0110.04117.41
5.6.20.0140.03517.26
5.6.10.0110.02417.35
5.6.00.0140.02717.14
5.5.380.0050.03217.18
5.5.370.0110.04417.12
5.5.360.0120.04017.24
5.5.350.0120.03217.07
5.5.340.0110.04617.41
5.5.330.0090.04717.65
5.5.320.0170.04017.42
5.5.310.0070.04717.56
5.5.300.0070.03017.46
5.5.290.0120.04817.45
5.5.280.0140.03917.41
5.5.270.0060.04917.39
5.5.260.0100.04517.40
5.5.250.0130.03617.42
5.5.240.0150.03417.11
5.5.230.0160.03717.06
5.5.220.0120.02916.98
5.5.210.0120.04017.26
5.5.200.0090.03817.02
5.5.190.0100.03017.07
5.5.180.0120.03517.16
5.5.170.0200.00014.20
5.5.160.0120.04017.14
5.5.150.0050.02617.12
5.5.140.0060.04517.21
5.5.130.0170.03916.89
5.5.120.0150.04117.17
5.5.110.0110.02816.89
5.5.100.0080.02417.25
5.5.90.0090.04117.03
5.5.80.0080.03217.14
5.5.70.0140.03816.95
5.5.60.0070.02917.13
5.5.50.0150.04417.10
5.5.40.0120.04016.97
5.5.30.0120.04117.08
5.5.20.0120.03717.09
5.5.10.0070.04716.93
5.5.00.0050.04217.03

preferences:
41.3 ms | 401 KiB | 5 Q