3v4l.org

run code in 300+ PHP versions simultaneously
<?php $testing = 'foo'; $array = ['bar' => 'testing']; function test() { return 'testing'; } echo ${$array['bar']}; echo PHP_EOL; echo $$array['bar']; echo PHP_EOL; echo ${test()}; echo PHP_EOL; echo $test(); echo 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)
8.3.60.0070.00716.75
8.3.50.0110.00416.50
8.3.40.0070.00718.79
8.3.30.0040.01118.45
8.3.20.0000.00820.04
8.3.10.0040.00421.69
8.3.00.0080.00019.25
8.2.180.0100.01016.63
8.2.170.0040.01422.96
8.2.160.0090.00620.39
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0030.00521.18
8.2.120.0000.00726.35
8.2.110.0050.00519.15
8.2.100.0090.00318.03
8.2.90.0060.00319.16
8.2.80.0080.00018.03
8.2.70.0050.00317.63
8.2.60.0040.00418.03
8.2.50.0000.00918.16
8.2.40.0000.00720.60
8.2.30.0040.00421.07
8.2.20.0030.00518.05
8.2.10.0000.00717.99
8.2.00.0000.00818.00
8.1.280.0130.00625.92
8.1.270.0100.00322.19
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00922.00
8.1.230.0090.00320.90
8.1.220.0100.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.24
8.1.190.0090.00017.22
8.1.180.0050.00318.10
8.1.170.0000.00718.88
8.1.160.0060.00319.05
8.1.150.0080.00020.54
8.1.140.0090.00019.63
8.1.130.0040.00418.76
8.1.120.0000.00817.46
8.1.110.0000.00917.43
8.1.100.0000.00717.41
8.1.90.0000.00817.44
8.1.80.0040.00417.43
8.1.70.0040.00417.46
8.1.60.0000.00817.62
8.1.50.0040.00417.50
8.1.40.0050.00317.43
8.1.30.0040.00417.58
8.1.20.0000.00817.58
8.1.10.0040.00417.59
8.1.00.0060.00317.52
8.0.300.0040.00418.77
8.0.290.0000.00716.63
8.0.280.0000.00718.35
8.0.270.0070.00017.13
8.0.260.0030.00316.84
8.0.250.0030.00317.05
8.0.240.0040.00417.06
8.0.230.0040.00417.02
8.0.220.0030.00316.95
8.0.210.0070.00016.85
8.0.200.0030.00317.01
8.0.190.0040.00417.03
8.0.180.0070.00017.00
8.0.170.0000.00716.99
8.0.160.0000.00716.97
8.0.150.0070.00016.86
8.0.140.0050.00216.80
8.0.130.0030.00313.32
8.0.120.0000.00716.96
8.0.110.0030.00316.92
8.0.100.0030.00316.80
8.0.90.0020.00516.83
8.0.80.0170.00516.92
8.0.70.0030.00516.77
8.0.60.0000.00717.02
8.0.50.0040.00416.93
8.0.30.0110.00817.12
8.0.20.0090.00917.42
8.0.10.0080.00016.90
8.0.00.0030.01616.59
7.4.330.0040.00415.55
7.4.320.0000.00716.58
7.4.300.0040.00416.50
7.4.290.0070.00016.60
7.4.280.0020.00516.59
7.4.270.0030.00316.62
7.4.260.0030.00316.41
7.4.250.0030.00616.48
7.4.240.0050.00316.58
7.4.230.0000.00716.41
7.4.220.0090.00916.71
7.4.210.0040.01116.45
7.4.200.0050.00316.45
7.4.160.0060.01016.57
7.4.150.0140.00517.40
7.4.140.0140.00617.86
7.4.130.0040.01416.74
7.4.120.0110.00916.63
7.4.110.0140.00716.49
7.4.100.0030.01616.54
7.4.90.0120.00816.46
7.4.80.0060.01219.39
7.4.70.0030.01616.34
7.4.60.0160.00016.39
7.4.50.0090.00616.72
7.4.40.0100.00716.50
7.4.30.0170.00316.55
7.4.10.0070.01014.89
7.4.00.0070.01014.76
7.3.330.0030.00313.37
7.3.320.0030.00313.32
7.3.310.0070.00016.32
7.3.300.0000.00716.23
7.3.290.0050.00916.37
7.3.280.0090.00816.39
7.3.270.0240.03217.40
7.3.260.0120.00616.56
7.3.250.0070.01216.29
7.3.240.0040.01216.44
7.3.230.0090.00616.43
7.3.210.0250.00016.59
7.3.200.0090.00916.52
7.3.190.0080.00816.43
7.3.180.0120.00616.38
7.3.170.0110.00416.28
7.3.160.0050.01116.36
7.3.130.0020.01514.80
7.3.120.0090.00914.63
7.3.110.0060.01314.83
7.3.100.0060.00614.95
7.3.90.0000.01014.57
7.3.80.0030.00615.00
7.3.70.0110.00414.94
7.3.60.0060.00914.97
7.3.50.0000.02014.56
7.3.40.0070.01014.91
7.3.30.0000.01315.02
7.3.20.0030.01016.71
7.3.10.0040.01116.63
7.3.00.0100.00316.57
7.2.330.0160.00716.41
7.2.320.0090.00816.59
7.2.310.0080.00816.60
7.2.300.0060.01016.41
7.2.290.0130.00316.74
7.2.260.0080.00814.69
7.2.250.0060.00614.86
7.2.240.0040.01114.86
7.2.230.0030.01015.01
7.2.220.0090.00614.89
7.2.210.0030.00915.29
7.2.200.0000.00915.05
7.2.190.0040.01114.89
7.2.180.0100.00714.89
7.2.170.0040.01115.02
7.2.160.0060.01014.91
7.2.150.0000.01316.64
7.2.140.0070.00417.01
7.2.130.0040.00916.82
7.2.120.0030.01416.84
7.2.110.0070.00717.01
7.2.100.0070.00717.08
7.2.90.0100.00617.09
7.2.80.0120.00316.95
7.2.70.0090.00016.70
7.2.60.0060.00516.89
7.2.50.0060.00616.89
7.2.40.0030.00616.71
7.2.30.0110.00416.91
7.2.20.0040.01116.72
7.2.10.0000.01216.79
7.2.00.0100.00318.17
7.1.330.0070.00715.90
7.1.320.0060.00915.82
7.1.310.0030.01016.04
7.1.300.0000.01715.85
7.1.290.0100.01015.79
7.1.280.0110.00015.79
7.1.270.0090.00315.66
7.1.260.0070.00315.79
7.1.250.0090.00615.42
7.1.240.0150.00015.80
7.1.230.0040.00715.61
7.1.220.0040.01215.82
7.1.210.0080.00015.72
7.1.200.0030.00915.55
7.1.190.0000.01315.80
7.1.180.0090.00615.78
7.1.170.0100.00315.69
7.1.160.0060.00615.63
7.1.150.0030.01015.96
7.1.140.0090.00015.93
7.1.130.0040.00815.77
7.1.120.0070.00715.79
7.1.110.0030.01015.79
7.1.100.0030.01116.85
7.1.90.0090.00315.91
7.1.80.0060.00615.86
7.1.70.0070.00816.33
7.1.60.0180.01625.25
7.1.50.0100.01125.13
7.1.40.0120.01225.07
7.1.30.0130.00625.03
7.1.20.0150.00625.19
7.1.10.0050.00816.22
7.1.00.0040.00715.99
7.0.330.0070.00715.49
7.0.320.0070.00715.13
7.0.310.0030.01015.44
7.0.300.0070.00715.27
7.0.290.0070.00315.61
7.0.280.0030.01315.41
7.0.270.0000.00815.45
7.0.260.0040.00815.50
7.0.250.0000.01415.62
7.0.240.0040.00415.57
7.0.230.0030.01015.55
7.0.220.0090.00315.47
7.0.210.0000.00915.37
7.0.200.0070.01316.03
7.0.190.0040.00915.94
7.0.180.0080.00515.78
7.0.170.0050.01016.04
7.0.160.0050.00715.88
7.0.150.0040.01115.87
7.0.140.0070.00415.82
7.0.130.0070.00415.91
7.0.120.0040.00916.13
7.0.110.0080.00715.84
7.0.100.0070.01015.95
7.0.90.0090.00515.90
7.0.80.0070.00915.83
7.0.70.0080.00415.97
7.0.60.0060.00915.80
7.0.50.0030.01015.80
7.0.40.0040.01115.09
7.0.30.0050.00714.97
7.0.20.0070.00715.01
7.0.10.0060.00814.84
7.0.00.0130.00215.03
5.6.400.0030.00714.37
5.6.390.0070.01014.31
5.6.380.0070.00714.37
5.6.370.0040.00714.41
5.6.360.0040.00714.30
5.6.350.0070.00714.21
5.6.340.0070.00414.36
5.6.330.0050.00513.97
5.6.320.0040.00714.39
5.6.310.0000.00814.50
5.6.300.0040.00714.55
5.6.290.0130.00314.64
5.6.280.0070.00714.51
5.6.270.0000.00814.48
5.6.260.0060.00614.24
5.6.250.0060.00314.23
5.6.240.0070.00714.29
5.6.230.0070.00414.16
5.6.220.0030.01014.71
5.6.210.0120.00314.66
5.6.200.0000.01414.44
5.6.190.0110.00314.51
5.6.180.0090.00014.32
5.6.170.0040.00814.66
5.6.160.0110.00414.63
5.6.150.0050.00514.28
5.6.140.0060.00614.41
5.6.130.0000.01214.32
5.6.120.0000.01414.84
5.6.110.0040.01414.50
5.6.100.0070.01014.41
5.6.90.0000.01414.32
5.6.80.0060.00614.27
5.6.70.0110.00014.57
5.6.60.0120.00314.34
5.6.50.0030.01014.48
5.6.40.0060.00614.21
5.6.30.0040.01114.31
5.6.20.0030.01314.05
5.6.10.0040.00814.27
5.6.00.0060.01014.14

preferences:
61.21 ms | 400 KiB | 5 Q