3v4l.org

run code in 300+ PHP versions simultaneously
<?php function compareByLength() { $a="jani"; $b="kavi"; $aa=strlen($a) <=> strlen($b); echo "$aa Refsnes.<br>"; // echo $a; } compareByLength();

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)
8.3.60.0100.00716.38
8.3.50.0110.00721.01
8.3.40.0110.00718.58
8.3.30.0110.00418.68
8.3.20.0030.00520.00
8.3.10.0080.00023.66
8.3.00.0050.00323.48
8.2.180.0220.00018.11
8.2.170.0110.00422.96
8.2.160.0030.01020.53
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0040.00419.82
8.2.120.0080.00026.35
8.2.110.0040.00420.89
8.2.100.0040.00818.03
8.2.90.0040.00419.23
8.2.80.0070.00318.09
8.2.70.0030.00617.50
8.2.60.0030.00617.80
8.2.50.0030.00618.07
8.2.40.0040.00422.15
8.2.30.0000.00719.54
8.2.20.0030.00617.57
8.2.10.0070.00018.02
8.2.00.0000.00818.09
8.1.280.0090.00625.92
8.1.270.0070.00723.96
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0060.00323.83
8.1.230.0060.00619.15
8.1.220.0080.00017.78
8.1.210.0060.00318.77
8.1.200.0030.00617.22
8.1.190.0080.00017.23
8.1.180.0050.00518.10
8.1.170.0050.00318.59
8.1.160.0040.00420.67
8.1.150.0070.00018.85
8.1.140.0030.00519.47
8.1.130.0000.00717.69
8.1.120.0030.00417.49
8.1.110.0030.00617.34
8.1.100.0000.00817.46
8.1.90.0030.00517.45
8.1.80.0030.00517.44
8.1.70.0040.00417.45
8.1.60.0000.00817.52
8.1.50.0000.00817.52
8.1.40.0000.00817.51
8.1.30.0000.00917.50
8.1.20.0000.00717.56
8.1.10.0000.00817.47
8.1.00.0060.00317.35
8.0.300.0070.00018.77
8.0.290.0040.00416.75
8.0.280.0030.00318.41
8.0.270.0000.00717.30
8.0.260.0000.00817.29
8.0.250.0030.00316.98
8.0.240.0030.00316.86
8.0.230.0000.00716.94
8.0.220.0040.00416.77
8.0.210.0070.00016.82
8.0.200.0030.00316.95
8.0.190.0000.00716.97
8.0.180.0080.00316.65
8.0.170.0080.00016.97
8.0.160.0040.00316.82
8.0.150.0050.00316.94
8.0.140.0070.00016.88
8.0.130.0050.00013.27
8.0.120.0050.00316.80
8.0.110.0050.00216.92
8.0.100.0050.00216.91
8.0.90.0000.00716.74
8.0.80.0070.00716.85
8.0.70.0040.00416.88
8.0.60.0030.00516.77
8.0.50.0040.00416.77
8.0.30.0140.00517.15
8.0.20.0140.00717.40
8.0.10.0040.00416.96
8.0.00.0110.01016.84
7.4.330.0000.00516.77
7.4.320.0030.00316.61
7.4.300.0000.00716.59
7.4.290.0030.00316.51
7.4.280.0030.00616.47
7.4.270.0030.00316.43
7.4.260.0050.00316.41
7.4.250.0040.00416.53
7.4.240.0060.00116.53
7.4.230.0030.00316.25
7.4.220.0040.01416.45
7.4.210.0080.00816.62
7.4.200.0030.00316.60
7.4.160.0060.01216.75
7.4.150.0160.00317.40
7.4.140.0100.01217.86
7.4.130.0170.01016.65
7.4.120.0070.01116.52
7.4.110.0090.01216.51
7.4.100.0040.01216.41
7.4.90.0030.01316.54
7.4.80.0040.01819.39
7.4.70.0060.01016.38
7.4.60.0060.00916.32
7.4.50.0040.01116.21
7.4.40.0060.01016.54
7.4.30.0100.00716.63
7.4.00.0090.00614.93
7.3.330.0020.00513.32
7.3.320.0020.00213.36
7.3.310.0030.00516.38
7.3.300.0030.00416.22
7.3.290.0070.00016.33
7.3.280.0090.00816.37
7.3.270.0130.00617.40
7.3.260.0100.01416.35
7.3.240.0100.00716.49
7.3.230.0120.00416.52
7.3.210.0040.01316.53
7.3.200.0100.00619.39
7.3.190.0100.01016.55
7.3.180.0060.01016.67
7.3.170.0120.00916.50
7.3.160.0080.00816.45
7.3.120.0070.01015.01
7.3.110.0090.00614.86
7.3.100.0150.00014.86
7.3.90.0160.00014.61
7.3.80.0130.00314.79
7.3.70.0030.00614.76
7.3.60.0030.01014.87
7.3.50.0070.01114.80
7.3.40.0080.00815.00
7.3.30.0060.00614.63
7.3.20.0040.00816.85
7.3.10.0030.01316.71
7.3.00.0000.01416.42
7.2.330.0050.01416.63
7.2.320.0100.01016.36
7.2.310.0100.00616.57
7.2.300.0040.01216.58
7.2.290.0150.00316.68
7.2.240.0060.01114.60
7.2.230.0060.01314.94
7.2.220.0120.00014.78
7.2.210.0030.01015.26
7.2.200.0030.01014.99
7.2.190.0050.00515.01
7.2.180.0070.01114.95
7.2.170.0000.01314.98
7.2.160.0000.01314.88
7.2.150.0000.01416.90
7.2.140.0060.00616.87
7.2.130.0070.01016.86
7.2.120.0030.00616.95
7.2.110.0070.01016.89
7.2.100.0080.00416.91
7.2.90.0090.00616.90
7.2.80.0030.01216.93
7.2.70.0030.01317.04
7.2.60.0080.00616.43
7.2.50.0100.00616.91
7.2.40.0100.00616.91
7.2.30.0030.00916.87
7.2.20.0070.00717.05
7.2.10.0030.00916.95
7.2.00.0060.00718.01
7.1.330.0100.00315.64
7.1.320.0070.00415.63
7.1.310.0070.00715.34
7.1.300.0080.00415.73
7.1.290.0040.01215.71
7.1.280.0000.01415.78
7.1.270.0000.01115.80
7.1.260.0040.01115.44
7.1.250.0000.00915.70
7.1.200.0060.00315.70
7.1.100.0160.00417.95
7.1.70.0080.00617.24
7.1.60.0030.02019.30
7.1.50.0030.01616.57
7.1.00.0130.06722.51
7.0.200.0040.00716.82
7.0.60.0130.04321.75
7.0.50.0070.04017.84
7.0.40.0030.05720.05
7.0.30.0270.08720.16
7.0.20.0300.08720.24
7.0.10.0030.05320.07
7.0.00.0070.08720.09
5.6.280.0030.07020.89
5.6.210.0070.08320.70
5.6.200.0070.05018.23
5.6.190.0070.04720.61
5.6.180.0430.06320.39
5.6.170.0430.06720.47
5.6.160.0030.08720.48
5.6.150.0100.08318.14
5.6.140.0170.06318.14
5.6.130.0030.05018.18
5.6.120.0070.08320.99
5.6.110.0000.05321.03
5.6.100.0270.06021.13
5.6.90.0100.08321.00
5.6.80.0030.08720.36
5.5.350.0200.08020.41
5.5.340.0070.03717.95
5.5.330.0070.04020.43
5.5.320.0600.07320.42
5.5.310.0130.06720.31
5.5.300.0030.07017.92
5.5.290.0070.03717.98
5.5.280.0130.08020.89
5.5.270.0170.05720.84
5.5.260.0000.06320.76
5.5.250.0100.07720.59
5.5.240.0070.06020.27

preferences:
48.84 ms | 401 KiB | 5 Q