3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array('abcd', 'df43', 'asdfsa'); echo (String)$a[1]; foreach ($a as $val) { if ($val == '' || $val == false) { echo "$val".PHP_EOL; } }

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)
8.3.60.0120.00316.63
8.3.50.0110.01122.00
8.3.40.0040.01118.89
8.3.30.0040.01419.10
8.3.20.0030.00520.27
8.3.10.0000.00821.57
8.3.00.0080.00019.26
8.2.180.0180.00316.63
8.2.170.0100.01022.96
8.2.160.0070.00720.39
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0080.00019.78
8.2.110.0060.00320.38
8.2.100.0120.00018.16
8.2.90.0040.00419.22
8.2.80.0040.00417.97
8.2.70.0050.00317.59
8.2.60.0000.00818.03
8.2.50.0050.00318.07
8.2.40.0080.00019.89
8.2.30.0000.00818.11
8.2.20.0070.00017.62
8.2.10.0000.00818.08
8.2.00.0000.00717.58
8.1.280.0070.00725.92
8.1.270.0080.00018.96
8.1.260.0030.00626.35
8.1.250.0000.00728.09
8.1.240.0030.00623.98
8.1.230.0040.00719.14
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0060.00317.22
8.1.190.0000.00817.23
8.1.180.0050.00318.10
8.1.170.0080.00018.59
8.1.160.0000.00722.04
8.1.150.0000.00718.79
8.1.140.0030.00519.28
8.1.130.0000.00717.75
8.1.120.0000.00717.46
8.1.110.0000.00717.42
8.1.100.0000.00717.45
8.1.90.0000.00717.38
8.1.80.0000.00717.45
8.1.70.0000.00717.50
8.1.60.0070.00417.46
8.1.50.0040.00417.56
8.1.40.0070.00017.47
8.1.30.0040.00417.55
8.1.20.0060.00317.57
8.1.10.0000.00717.48
8.1.00.0000.00717.51
8.0.300.0070.00018.77
8.0.290.0000.00716.75
8.0.280.0080.00018.51
8.0.270.0040.00417.31
8.0.260.0070.00017.29
8.0.250.0070.00316.99
8.0.240.0070.00016.97
8.0.230.0030.00316.95
8.0.220.0040.00416.87
8.0.210.0000.00716.77
8.0.200.0000.00716.86
8.0.190.0000.00716.93
8.0.180.0070.00016.86
8.0.170.0000.00716.91
8.0.160.0070.00016.88
8.0.150.0040.00416.79
8.0.140.0000.00916.75
8.0.130.0000.00913.27
8.0.120.0040.00416.77
8.0.110.0070.00016.77
8.0.100.0000.00716.80
8.0.90.0000.00716.91
8.0.80.0000.01616.81
8.0.70.0040.00416.90
8.0.60.0000.00716.95
8.0.50.0030.00516.85
8.0.30.0130.01017.06
8.0.20.0120.00817.40
8.0.10.0050.00316.89
8.0.00.0070.01416.57
7.4.330.0060.00015.03
7.4.320.0060.00016.64
7.4.300.0060.00016.50
7.4.290.0030.00316.45
7.4.280.0000.00716.47
7.4.270.0000.00716.52
7.4.260.0040.00416.55
7.4.250.0080.00016.36
7.4.240.0040.00416.52
7.4.230.0000.00716.48
7.4.220.0140.00316.45
7.4.210.0040.01116.52
7.4.200.0000.00816.69
7.4.160.0030.01216.62
7.4.150.0100.00717.40
7.4.140.0140.00717.86
7.4.130.0070.01016.51
7.4.120.0110.00616.38
7.4.110.0070.01116.72
7.4.100.0090.00916.48
7.4.90.0160.00316.66
7.4.80.0090.01219.39
7.4.70.0100.00616.57
7.4.60.0030.01316.48
7.4.50.0000.00816.38
7.4.40.0030.01216.62
7.4.30.0130.01016.52
7.4.00.0040.00815.06
7.3.330.0030.00313.16
7.3.320.0030.00313.24
7.3.310.0030.00316.25
7.3.300.0030.00316.36
7.3.290.0080.00516.30
7.3.280.0070.01116.31
7.3.270.0160.00917.40
7.3.260.0130.01016.23
7.3.250.0110.00616.42
7.3.240.0040.01816.40
7.3.230.0110.00616.40
7.3.210.0070.01016.50
7.3.200.0030.01319.39
7.3.190.0060.01016.45
7.3.180.0130.00616.37
7.3.170.0160.00716.36
7.3.160.0090.00916.44
7.2.330.0070.01016.59
7.2.320.0130.00316.75
7.2.310.0150.00616.66
7.2.300.0110.01216.84
7.2.290.0130.00416.64
7.2.60.0100.00316.82
7.2.00.0070.01019.51
7.1.200.0200.00515.80
7.1.100.0040.00418.12
7.1.70.0000.01117.22
7.1.60.0190.00019.46
7.1.50.0060.01616.98
7.1.00.0070.07322.36
7.0.200.0340.00314.84
7.0.140.0070.06722.08
7.0.60.0070.05719.90
7.0.50.0100.05017.79
7.0.40.0030.04720.21
7.0.30.0430.07020.18
7.0.20.0330.07020.01
7.0.10.0070.05720.33
7.0.00.0100.05720.32
5.6.280.0070.07020.89
5.6.210.0100.07720.65
5.6.200.0100.03318.13
5.6.190.0170.07720.60
5.6.180.0530.06020.61
5.6.170.0230.04020.49
5.6.160.0000.04320.38
5.6.150.0130.04318.25
5.6.140.0170.07318.18
5.6.130.0170.05318.17
5.6.120.0100.05321.12
5.6.110.0070.04020.96
5.6.100.0030.04321.02
5.6.90.0100.07320.96
5.6.80.0130.05720.49
5.5.350.0300.07020.39
5.5.340.0130.04318.03
5.5.330.0130.06020.28
5.5.320.0030.04720.29
5.5.310.0300.05320.28
5.5.300.0130.07717.91
5.5.290.0130.07717.88
5.5.280.0030.04020.87
5.5.270.0030.05020.84
5.5.260.0030.05720.95
5.5.250.0070.04720.58
5.5.240.0070.03320.27
5.4.450.0770.05019.55
5.4.440.0130.05719.53
5.4.430.0130.05319.31
5.4.420.0030.07319.46
5.4.410.0200.05019.42
5.4.400.0100.05319.22
5.4.390.0130.05718.52
5.4.380.0130.06018.60
5.4.370.0130.05318.48
5.4.360.0130.05018.77
5.4.350.0270.05018.48
5.4.340.0200.05018.46
5.4.320.0230.05318.45
5.4.310.0230.07318.46
5.4.300.0130.08018.59
5.4.290.0200.05018.48
5.4.280.0170.05318.55
5.4.270.0230.04718.47
5.4.260.0170.06718.64
5.4.250.0170.08018.67
5.4.240.0400.05718.46
5.4.230.0200.05018.46
5.4.220.0300.06718.66
5.4.210.0200.07318.46
5.4.200.0270.06316.55
5.4.190.0330.06018.63
5.4.180.0270.06718.69
5.4.170.0300.06318.63
5.4.160.0200.06718.68
5.4.150.0200.05018.71
5.4.140.0200.04716.31
5.4.130.0170.05316.26
5.4.120.0100.05716.35
5.4.110.0270.04716.25
5.4.100.0270.05016.08
5.4.90.0070.06016.30
5.4.80.0130.06016.07
5.4.70.0270.04316.19
5.4.60.0170.05016.10
5.4.50.0170.05016.16
5.4.40.0300.04716.32
5.4.30.0230.06016.12
5.4.20.0200.04716.17
5.4.10.0230.06016.04
5.4.00.0130.05315.57
5.3.290.0170.06014.63
5.3.280.0230.06014.64
5.3.270.0170.08014.54
5.3.260.0270.06014.66
5.3.250.0100.05714.55
5.3.240.0200.05314.49
5.3.230.0230.05314.53
5.3.220.0270.05014.54
5.3.210.0200.05314.47
5.3.200.0200.05714.47
5.3.190.0130.05714.63
5.3.180.0170.06314.54
5.3.170.0200.06714.53
5.3.160.0300.05714.59
5.3.150.0200.05714.49
5.3.140.0030.06314.64
5.3.130.0200.05014.47
5.3.120.0270.05014.63
5.3.110.0200.04714.57
5.3.100.0300.04713.94
5.3.90.0230.06013.99
5.3.80.0100.05714.01
5.3.70.0200.05013.96
5.3.60.0200.05013.91
5.3.50.0100.06713.84
5.3.40.0200.06013.98
5.3.30.0130.07313.98
5.3.20.0170.05313.72
5.3.10.0230.04713.64
5.3.00.0170.06713.61
5.2.170.0200.05311.28
5.2.160.0230.04011.18
5.2.150.0130.04311.18
5.2.140.0070.05011.16
5.2.130.0230.03711.02
5.2.120.0200.03311.03
5.2.110.0170.03711.00
5.2.100.0130.04011.08
5.2.90.0130.04711.14
5.2.80.0130.04711.22
5.2.70.0130.04311.12
5.2.60.0100.04711.19
5.2.50.0030.05311.15
5.2.40.0070.04311.04
5.2.30.0100.04310.87
5.2.20.0070.04710.99
5.2.10.0130.04010.85
5.2.00.0100.04710.68
5.1.60.0130.03310.00
5.1.50.0130.03710.03
5.1.40.0170.03310.08
5.1.30.0100.03710.42
5.1.20.0100.04010.38
5.1.10.0130.03710.08
5.1.00.0170.04010.06
5.0.50.0030.0338.58
5.0.40.0070.0308.53
5.0.30.0100.0408.23
5.0.20.0070.0278.29
5.0.10.0070.0308.19
5.0.00.0070.0438.15
4.4.90.0030.0276.73
4.4.80.0070.0206.73
4.4.70.0030.0236.73
4.4.60.0100.0176.73
4.4.50.0070.0206.73
4.4.40.0070.0476.73
4.4.30.0030.0236.73
4.4.20.0070.0236.73
4.4.10.0000.0276.73
4.4.00.0070.0336.73
4.3.110.0100.0206.73
4.3.100.0070.0206.73
4.3.90.0030.0236.73
4.3.80.0100.0306.73
4.3.70.0070.0236.73
4.3.60.0130.0136.73
4.3.50.0000.0306.73
4.3.40.0070.0376.73
4.3.30.0000.0276.73
4.3.20.0030.0276.73
4.3.10.0070.0206.73
4.3.00.0100.0339.24

preferences:
40.34 ms | 401 KiB | 5 Q