3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = 123; $c = 123; (unset)$c; var_dump($c); $r = '1'; (int) $r; var_dump($r); unset($a); var_dump($a);

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)
8.3.40.0040.01118.60
8.3.30.0110.00318.54
8.3.20.0000.00720.21
8.3.10.0000.00721.77
8.3.00.0080.00017.66
8.2.170.0120.00922.96
8.2.160.0030.01020.44
8.2.150.0040.00424.18
8.2.140.0110.00424.66
8.2.130.0000.00720.35
8.2.120.0050.00226.35
8.2.110.0080.00019.30
8.2.100.0090.00317.91
8.2.90.0040.00419.11
8.2.80.0040.00417.97
8.2.70.0060.00317.50
8.2.60.0030.00617.91
8.2.50.0000.00818.10
8.2.40.0070.00020.42
8.2.30.0040.00420.92
8.2.20.0000.00717.97
8.2.10.0090.00017.92
8.2.00.0040.00417.97
8.1.270.0050.00322.05
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0030.00623.59
8.1.230.0090.00320.62
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0060.00317.00
8.1.180.0000.00818.10
8.1.170.0000.00818.59
8.1.160.0040.00418.85
8.1.150.0070.00018.71
8.1.140.0040.00419.49
8.1.130.0070.00018.67
8.1.120.0030.00317.27
8.1.110.0000.00817.33
8.1.100.0000.00817.32
8.1.90.0000.00717.36
8.1.80.0000.00717.38
8.1.70.0060.00317.30
8.1.60.0040.00417.46
8.1.50.0000.00717.41
8.1.40.0040.00417.27
8.1.30.0080.00317.39
8.1.20.0000.00717.35
8.1.10.0030.00517.27
8.1.00.0000.00817.28
8.0.300.0080.00019.84
8.0.290.0050.00216.63
8.0.280.0030.00318.31
8.0.270.0030.00317.11
8.0.260.0030.00316.74
8.0.250.0000.00716.78
8.0.240.0000.00816.84
8.0.230.0070.00016.75
8.0.220.0000.00716.72
8.0.210.0030.00316.80
8.0.200.0000.00616.91
8.0.190.0060.00316.86
8.0.180.0000.00716.88
8.0.170.0000.00716.82
8.0.160.0030.00616.71
8.0.150.0040.00416.75
8.0.140.0040.00416.74
8.0.130.0000.00513.17
8.0.120.0000.00816.83
8.0.110.0040.00416.78
8.0.100.0040.00416.68
8.0.90.0060.00316.85
8.0.80.0110.00416.77
8.0.70.0030.00616.93
8.0.60.0050.00216.71
8.0.50.0030.00616.79
8.0.30.0100.00817.02
8.0.20.0110.00817.40
8.0.10.0080.00016.88
8.0.00.0190.00016.80
7.4.330.0050.00015.55
7.4.320.0000.00616.63
7.4.300.0060.00016.52
7.4.290.0070.00016.51
7.4.280.0000.00816.44
7.4.270.0000.00716.61
7.4.260.0030.00616.56
7.4.250.0030.00316.36
7.4.240.0050.00316.58
7.4.230.0050.00316.67
7.4.220.0150.00316.52
7.4.210.0120.00416.63
7.4.200.0000.00716.70
7.4.160.0070.00816.49
7.4.150.0030.01417.40
7.4.140.0120.00917.86
7.4.130.0000.01816.58
7.4.120.0090.00816.56
7.4.110.0170.00016.63
7.4.100.0160.00516.65
7.4.90.0130.00416.70
7.4.80.0090.01319.39
7.4.70.0090.00916.76
7.4.60.0070.01016.47
7.4.50.0060.00616.35
7.4.40.0060.01216.45
7.4.30.0110.00716.46
7.4.00.0060.01114.76
7.3.330.0000.00513.15
7.3.320.0020.00313.19
7.3.310.0040.00416.16
7.3.300.0030.00316.25
7.3.290.0050.01016.27
7.3.280.0070.01016.26
7.3.270.0110.00617.40
7.3.260.0080.00816.40
7.3.250.0130.00916.44
7.3.240.0080.00816.48
7.3.230.0170.00716.39
7.3.210.0070.01016.21
7.3.200.0030.01316.29
7.3.190.0080.01216.37
7.3.180.0170.00516.30
7.3.170.0060.00916.22
7.3.160.0120.00616.50
7.3.120.0070.01114.90
7.3.110.0070.01014.41
7.3.100.0030.01314.77
7.3.90.0090.00914.91
7.3.80.0000.01814.66
7.3.70.0040.00814.46
7.3.60.0060.00314.75
7.3.50.0040.01014.75
7.3.40.0100.00314.61
7.3.30.0060.00314.62
7.3.20.0070.00716.27
7.3.10.0030.01016.49
7.3.00.0110.00416.16
7.2.330.0080.00816.63
7.2.320.0180.00316.37
7.2.310.0040.01316.53
7.2.300.0080.00816.46
7.2.290.0090.00616.66
7.2.250.0070.01415.03
7.2.240.0120.00814.90
7.2.230.0060.01014.72
7.2.220.0070.00714.79
7.2.210.0100.00714.74
7.2.200.0030.00914.70
7.2.190.0130.00314.73
7.2.180.0060.00614.96
7.2.170.0060.00614.66
7.2.60.0070.00716.54
7.2.00.0120.00319.00
7.1.330.0000.01315.55
7.1.320.0090.00015.79
7.1.310.0060.00615.54
7.1.300.0100.00315.68
7.1.290.0030.00615.71
7.1.280.0060.00915.45
7.1.270.0070.00715.75
7.1.260.0080.00015.80
7.1.200.0070.01015.61
7.1.100.0090.00618.34
7.1.70.0090.00917.03
7.1.60.0170.01835.03
7.1.50.0240.01434.82
7.1.40.0200.01834.38
7.1.30.0260.01034.45
7.1.20.0190.01934.55
7.1.10.0070.01116.58
7.1.00.0060.01416.57
7.0.200.0050.01316.69
7.0.190.0080.01116.66
7.0.180.0070.01016.17
7.0.170.0070.01016.24
7.0.160.0100.00716.20
7.0.150.0030.01516.14
7.0.140.0100.00816.33
7.0.130.0040.00216.51
7.0.120.0010.00316.38
7.0.110.0130.00316.16
7.0.100.0060.01216.32
7.0.90.0100.00716.29
7.0.80.0090.01016.61
7.0.70.0080.01116.34
7.0.60.0060.01316.16
7.0.50.0100.00716.39
7.0.40.0100.00616.70
7.0.30.0100.00716.64
7.0.20.0080.00816.34
7.0.10.0000.00016.58
7.0.00.0080.01016.35

preferences:
45.52 ms | 400 KiB | 5 Q