3v4l.org

run code in 300+ PHP versions simultaneously
<?php $val = array("foo" => "my 'bar'"); $json = json_encode($val); echo <<<HTML <p>$json HTML;

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)
8.3.60.0110.00418.06
8.3.50.0200.00822.11
8.3.40.0140.00018.88
8.3.30.0070.00718.93
8.3.20.0000.00720.34
8.3.10.0080.00022.10
8.3.00.0040.00422.31
8.2.180.0100.00616.32
8.2.170.0100.00722.96
8.2.160.0040.01120.95
8.2.150.0070.00024.18
8.2.140.0040.00424.66
8.2.130.0070.01026.16
8.2.120.0040.00419.23
8.2.110.0070.00322.08
8.2.100.0070.00417.84
8.2.90.0000.00817.84
8.2.80.0000.00819.21
8.2.70.0050.00317.63
8.2.60.0060.00317.80
8.2.50.0000.00818.07
8.2.40.0080.00018.26
8.2.30.0040.00417.96
8.2.20.0040.00417.64
8.2.10.0050.00317.69
8.2.00.0040.00417.68
8.1.280.0130.00725.92
8.1.270.0080.00022.08
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00322.46
8.1.230.0070.00720.95
8.1.220.0040.00417.79
8.1.210.0040.00418.89
8.1.200.0030.00617.23
8.1.190.0030.00517.39
8.1.180.0000.00718.60
8.1.170.0040.00418.46
8.1.160.0000.00821.95
8.1.150.0070.00018.59
8.1.140.0040.00417.35
8.1.130.0000.00817.70
8.1.120.0070.00017.30
8.1.110.0040.00417.44
8.1.100.0050.00217.30
8.1.90.0050.00217.45
8.1.80.0000.00817.30
8.1.70.0050.00217.30
8.1.60.0060.00317.53
8.1.50.0000.00817.44
8.1.40.0040.00417.43
8.1.30.0000.00817.61
8.1.20.0040.00417.60
8.1.10.0050.00217.56
8.1.00.0030.00517.41
8.0.300.0050.00220.03
8.0.290.0040.00417.15
8.0.280.0000.00718.44
8.0.270.0000.00817.18
8.0.260.0000.00616.82
8.0.250.0030.00617.06
8.0.240.0030.00617.02
8.0.230.0000.00716.93
8.0.220.0030.00317.00
8.0.210.0040.00416.92
8.0.200.0060.00016.94
8.0.190.0030.00516.89
8.0.180.0060.00316.98
8.0.170.0000.00717.02
8.0.160.0040.00417.02
8.0.150.0030.00316.80
8.0.140.0000.00716.87
8.0.130.0040.00413.34
8.0.120.0030.00516.82
8.0.110.0040.00416.77
8.0.100.0030.00616.94
8.0.90.0040.00416.91
8.0.80.0100.00616.91
8.0.70.0040.00416.75
8.0.60.0000.00716.79
8.0.50.0000.00716.79
8.0.30.0150.00416.98
8.0.20.0060.01217.40
8.0.10.0000.00716.91
8.0.00.0050.01316.76
7.4.330.0000.00615.04
7.4.320.0030.00316.46
7.4.300.0000.00616.53
7.4.290.0000.00716.54
7.4.280.0030.00316.33
7.4.270.0070.00316.55
7.4.260.0040.00416.51
7.4.250.0000.00816.49
7.4.240.0000.00716.54
7.4.230.0000.00716.51
7.4.220.0030.01416.47
7.4.210.0080.00916.58
7.4.200.0030.00616.51
7.4.190.0000.00816.62
7.4.160.0090.00916.60
7.4.150.0130.00317.40
7.4.140.0120.01017.86
7.4.130.0130.00716.48
7.4.120.0120.00716.49
7.4.110.0120.00616.45
7.4.100.0030.01416.36
7.4.90.0110.01116.51
7.4.80.0100.01019.39
7.4.70.0120.00316.38
7.4.60.0130.00716.54
7.4.50.0040.00416.59
7.4.40.0110.00722.77
7.4.30.0060.00916.17
7.3.330.0020.00213.17
7.3.320.0030.00313.11
7.3.310.0000.00716.23
7.3.300.0000.00716.30
7.3.290.0070.01316.21
7.3.280.0130.00716.26
7.3.270.0100.00717.40
7.3.260.0060.01216.49
7.3.250.0080.01216.46
7.3.240.0120.00416.15
7.3.230.0060.01616.41
7.3.210.0170.00316.67
7.3.200.0110.00716.57
7.3.190.0070.01016.38
7.3.180.0080.00816.53
7.3.170.0130.00916.44
7.3.160.0040.01216.49
7.2.330.0120.00916.13
7.2.320.0080.00816.17
7.2.310.0110.01116.32
7.2.300.0070.01116.27
7.2.290.0030.01316.13
5.4.270.0070.03512.36
5.4.260.0060.05515.58
5.4.250.0110.04215.50
5.4.240.0110.05215.48
5.4.230.0070.05715.58
5.4.220.0090.04515.47
5.4.210.0110.04115.56
5.4.200.0060.05015.49
5.4.190.0090.04815.60
5.4.180.0070.05015.54
5.4.170.0080.04615.61
5.4.160.0110.04015.49
5.4.150.0080.05515.46
5.4.140.0100.04514.11
5.4.130.0070.04514.21
5.4.120.0060.04814.17
5.4.110.0030.04614.18
5.4.100.0060.05414.12
5.4.90.0100.04114.21
5.4.80.0030.04714.21
5.4.70.0060.04214.13
5.4.60.0110.05014.10
5.4.50.0110.04614.15
5.4.40.0050.05414.20
5.4.30.0110.03814.14
5.4.20.0080.04014.05
5.4.10.0030.05014.19
5.4.00.0110.04613.65
5.3.280.0090.04313.65
5.3.270.0090.05713.67
5.3.260.0110.05113.61
5.3.250.0100.05013.67
5.3.240.0090.04613.59
5.3.230.0120.04713.66
5.3.220.0060.04713.67
5.3.210.0060.05813.57
5.3.200.0090.04413.47
5.3.190.0090.05313.62
5.3.180.0050.04613.62
5.3.170.0060.04913.62
5.3.160.0070.05313.62
5.3.150.0120.04913.62
5.3.140.0090.04113.55
5.3.130.0140.05213.61
5.3.120.0110.04013.49
5.3.110.0100.05513.49
5.3.100.0050.05512.96
5.3.90.0070.04213.06
5.3.80.0060.05112.90
5.3.70.0060.04913.09
5.3.60.0070.04813.01
5.3.50.0110.04013.00
5.3.40.0130.04413.02
5.3.30.0100.05112.85
5.3.20.0070.05012.68
5.3.10.0070.05412.70
5.3.00.0070.04912.69
5.2.170.0030.04810.19
5.2.160.0060.03510.15
5.2.150.0020.04910.10
5.2.140.0060.03510.09
5.2.130.0020.03910.06
5.2.120.0040.03810.11
5.2.110.0070.04410.04
5.2.100.0090.03710.18
5.2.90.0060.04810.09
5.2.80.0040.04210.01
5.2.70.0020.04210.17
5.2.60.0090.03510.10
5.2.50.0070.0489.99
5.2.40.0050.04510.00
5.2.30.0070.0359.98
5.2.20.0050.0359.91
5.2.10.0040.0439.91
5.2.00.0060.0379.77
5.1.60.0050.0328.91
5.1.50.0030.0398.99
5.1.40.0060.0308.96
5.1.30.0050.0419.22
5.1.20.0070.0309.33
5.1.10.0060.0309.14
5.1.00.0050.0319.11
5.0.50.0060.0287.66
5.0.40.0060.0227.41
5.0.30.0030.0417.31
5.0.20.0020.0277.21
5.0.10.0060.0297.17
5.0.00.0030.0437.15
4.4.90.0030.0186.12
4.4.80.0020.0206.10
4.4.70.0030.0196.10
4.4.60.0020.0196.10
4.4.50.0020.0236.11
4.4.40.0020.0326.08
4.4.30.0030.0196.11
4.4.20.0030.0236.15
4.4.10.0030.0236.15
4.4.00.0040.0326.11
4.3.110.0020.0226.06
4.3.100.0020.0306.06
4.3.90.0070.0196.04
4.3.80.0020.0326.02
4.3.70.0080.0196.04
4.3.60.0040.0176.04
4.3.50.0020.0266.04
4.3.40.0020.0306.00
4.3.30.0030.0215.36
4.3.20.0010.0235.35
4.3.10.0030.0195.33
4.3.00.0100.0237.29

preferences:
40.58 ms | 401 KiB | 5 Q