3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = function(){echo 'hi';}; var_dump($a); var_export($a); print_r($a); echo json_encode($a); echo json_decode($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)
8.3.40.0110.00418.67
8.3.30.0100.00319.06
8.3.20.0000.00720.21
8.3.10.0050.00321.92
8.3.00.0040.00422.38
8.2.170.0100.00722.96
8.2.160.0140.00020.44
8.2.150.0040.00424.18
8.2.140.0030.00624.66
8.2.130.0030.00626.16
8.2.120.0070.00019.56
8.2.110.0040.00819.34
8.2.100.0040.00817.91
8.2.90.0040.00417.63
8.2.80.0030.00518.73
8.2.70.0050.00317.38
8.2.60.0080.00017.63
8.2.50.0000.00918.05
8.2.40.0050.00520.07
8.2.30.0040.00417.98
8.2.20.0070.00017.80
8.2.10.0000.00817.71
8.2.00.0040.00417.81
8.1.270.0040.00420.27
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0000.00919.57
8.1.230.0090.00320.90
8.1.220.0000.00818.62
8.1.210.0040.00418.77
8.1.200.0080.00017.35
8.1.190.0040.00417.23
8.1.180.0040.00418.10
8.1.170.0060.00317.62
8.1.160.0000.00718.94
8.1.150.0040.00418.69
8.1.140.0040.00417.38
8.1.130.0030.00317.84
8.1.120.0080.00017.41
8.1.110.0040.00417.50
8.1.100.0050.00417.51
8.1.90.0000.00717.49
8.1.80.0040.00417.49
8.1.70.0000.00817.40
8.1.60.0030.00517.65
8.1.50.0080.00017.52
8.1.40.0060.00317.43
8.1.30.0080.00017.49
8.1.20.0040.00417.65
8.1.10.0000.00717.61
8.1.00.0000.00817.53
8.0.300.0030.00518.77
8.0.290.0040.00417.04
8.0.280.0030.00318.36
8.0.270.0000.00817.27
8.0.260.0030.00316.75
8.0.250.0000.00717.02
8.0.240.0000.00716.91
8.0.230.0070.00416.91
8.0.220.0000.00716.80
8.0.210.0000.00816.86
8.0.200.0030.00317.04
8.0.190.0040.00416.99
8.0.180.0000.00716.88
8.0.170.0030.00516.86
8.0.160.0040.00417.00
8.0.150.0000.00816.86
8.0.140.0050.00216.89
8.0.130.0030.00313.39
8.0.120.0040.00416.92
8.0.110.0040.00416.91
8.0.100.0000.00716.87
8.0.90.0050.00216.86
8.0.80.0060.00917.00
8.0.70.0040.00416.86
8.0.60.0000.00716.92
8.0.50.0030.00416.93
8.0.30.0070.01317.20
8.0.20.0070.01117.40
8.0.10.0040.00416.95
8.0.00.0080.01016.72
7.4.330.0060.00015.00
7.4.320.0030.00316.56
7.4.300.0060.00016.53
7.4.290.0000.00716.58
7.4.280.0030.00316.48
7.4.270.0000.00716.51
7.4.260.0030.00316.56
7.4.250.0040.00416.57
7.4.240.0060.00116.55
7.4.230.0030.00316.50
7.4.220.0070.01116.61
7.4.210.0080.00816.56
7.4.200.0070.00016.71
7.4.190.0070.00016.77
7.4.160.0000.01616.61
7.4.150.0140.00317.40
7.4.140.0090.01517.86
7.4.130.0070.01216.55
7.4.120.0110.00716.54
7.4.110.0090.00916.51
7.4.100.0110.00716.49
7.4.90.0060.01016.27
7.4.80.0190.00019.39
7.4.70.0060.01016.38
7.4.60.0120.00616.51
7.4.50.0000.00416.63
7.4.40.0080.00822.77
7.4.30.0130.00316.64
7.4.00.0080.01014.97
7.3.330.0000.00613.09
7.3.320.0000.00613.34
7.3.310.0000.00716.26
7.3.300.0000.00716.17
7.3.290.0000.01616.30
7.3.280.0060.01216.35
7.3.270.0090.00917.40
7.3.260.0060.01216.45
7.3.250.0110.00716.41
7.3.240.0100.01016.33
7.3.230.0070.01016.45
7.3.210.0100.00716.50
7.3.200.0130.00319.39
7.3.190.0100.00716.58
7.3.180.0040.01116.33
7.3.170.0160.00016.29
7.3.160.0090.00616.42
7.3.120.0090.00714.92
7.3.110.0060.01314.71
7.3.100.0100.00614.77
7.3.90.0060.00614.76
7.3.80.0040.00914.63
7.3.70.0040.00414.77
7.3.60.0080.00314.85
7.3.50.0000.00914.60
7.3.40.0000.01514.73
7.3.30.0110.00414.86
7.3.20.0030.00916.48
7.3.10.0030.00916.46
7.3.00.0020.01116.38
7.2.330.0080.00816.32
7.2.320.0030.01416.35
7.2.310.0030.01516.47
7.2.300.0090.00916.57
7.2.290.0090.00916.72
7.2.250.0150.00414.72
7.2.240.0070.01315.04
7.2.230.0030.01014.93
7.2.220.0000.01515.04
7.2.210.0120.00314.82
7.2.200.0040.00814.96
7.2.190.0080.00414.97
7.2.180.0030.01015.03
7.2.170.0030.01315.07
7.2.160.0040.00714.90
7.2.150.0060.00616.60
7.2.140.0000.01117.03
7.2.130.0060.00716.53
7.2.120.0100.00516.57
7.2.110.0060.00816.64
7.2.100.0020.00916.54
7.2.90.0060.00516.60
7.2.80.0050.00616.68
7.2.70.0070.00816.76
7.2.60.0100.00416.69
7.2.50.0110.00816.61
7.2.40.0140.00216.77
7.2.30.0060.00916.91
7.2.20.0030.01016.91
7.2.10.0090.01016.70
7.2.00.0130.00517.68
7.1.330.0110.00415.71
7.1.320.0030.00915.77
7.1.310.0060.00615.68
7.1.300.0030.00715.61
7.1.290.0040.01115.66
7.1.280.0070.00715.69
7.1.270.0060.00315.31
7.1.260.0060.00315.78
7.1.250.0070.00515.74
7.1.240.0050.00515.50
7.1.230.0050.00515.80
7.1.220.0030.00715.85
7.1.210.0050.00315.70
7.1.200.0060.00615.71
7.1.190.0120.00315.64
7.1.180.0060.00315.84
7.1.170.0060.00615.68
7.1.160.0090.00315.73
7.1.150.0080.00415.86
7.1.140.0030.00715.83
7.1.130.0070.00415.75
7.1.120.0110.00415.67
7.1.110.0030.01015.85
7.1.100.0020.00816.65
7.1.90.0090.00015.87
7.1.80.0090.00015.77
7.1.70.0070.00516.34
7.1.60.0070.00516.54
7.1.50.0160.00725.16
7.1.40.0140.00315.72
7.1.30.0070.00715.81
7.1.20.0030.00915.49
7.1.10.0060.00915.71
7.1.00.0100.01719.03
7.0.330.0080.00415.34
7.0.320.0030.01315.51
7.0.310.0110.00415.14
7.0.300.0090.00315.33
7.0.290.0030.00915.26
7.0.280.0030.00715.30
7.0.270.0100.00615.40
7.0.260.0120.00315.46
7.0.250.0060.00615.27
7.0.240.0050.00515.13
7.0.230.0000.01515.28
7.0.220.0100.00315.22
7.0.210.0070.00715.54
7.0.200.0020.01116.03
7.0.190.0040.00815.34
7.0.180.0090.00615.50
7.0.170.0060.00915.17
7.0.160.0060.00915.19
7.0.150.0030.01015.35
7.0.140.0050.04218.61
7.0.130.0090.00615.18
7.0.120.0030.00715.46
7.0.110.0090.00615.38
7.0.100.0030.00615.54
7.0.90.0390.02917.65
7.0.80.0310.04517.64
7.0.70.0250.02317.60
7.0.60.0280.04317.71
7.0.50.0320.02717.85
7.0.40.0030.02516.75
7.0.30.0080.04116.79
7.0.20.0090.04516.69
7.0.10.0080.04516.79
7.0.00.0090.03616.79
5.6.400.0000.01614.48
5.6.390.0080.00313.92
5.6.380.0080.00414.05
5.6.370.0040.00414.11
5.6.360.0040.00414.07
5.6.350.0080.00414.29
5.6.340.0000.01314.38
5.6.330.0040.01113.96
5.6.320.0060.00614.69
5.6.310.0000.01414.14
5.6.300.0050.00514.62
5.6.290.0140.00014.36
5.6.280.0060.03917.51
5.6.270.0000.01213.95
5.6.260.0080.00014.35
5.6.250.0030.01214.67
5.6.240.0070.04117.47
5.6.230.0080.04317.47
5.6.220.0030.02717.43
5.6.210.0130.04017.34
5.6.200.0050.04517.62
5.6.190.0050.02517.72
5.6.180.0030.03717.70
5.6.170.0050.04717.66
5.6.160.0030.02917.70
5.6.150.0080.04217.58
5.6.140.0120.04317.74
5.6.130.0070.04317.65
5.6.120.0110.04217.61
5.6.110.0070.04417.77
5.6.100.0100.04117.68
5.6.90.0040.02917.66
5.6.80.0050.04417.33
5.6.70.0130.04017.47
5.6.60.0070.03717.42
5.6.50.0020.02817.35
5.6.40.0130.03017.25
5.6.30.0050.03617.32
5.6.20.0070.02817.23
5.6.10.0030.02517.34
5.6.00.0060.04317.23
5.5.380.0050.03017.29
5.5.370.0080.04017.36
5.5.360.0050.04017.45
5.5.350.0040.03917.42
5.5.340.0090.04217.64
5.5.330.0030.02817.65
5.5.320.0060.04617.52
5.5.310.0000.05117.46
5.5.300.0110.04417.39
5.5.290.0120.03717.61
5.5.280.0080.02117.53
5.5.270.0070.04317.46
5.5.260.0030.04817.61
5.5.250.0070.02617.34
5.5.240.0060.04317.16
5.5.230.0050.04817.29
5.5.220.0080.04317.09
5.5.210.0040.04017.10
5.5.200.0080.04217.10
5.5.190.0080.03817.09
5.5.180.0070.04317.15
5.5.170.0040.01114.22
5.5.160.0080.02817.09
5.5.150.0100.02217.11
5.5.140.0070.02617.14
5.5.130.0070.03317.21
5.5.120.0080.02217.24
5.5.110.0080.02317.02
5.5.100.0050.02517.01
5.5.90.0070.02217.22
5.5.80.0130.02016.92
5.5.70.0050.02516.99
5.5.60.0020.02816.99
5.5.50.0030.02417.15
5.5.40.0070.01917.06
5.5.30.0030.02317.11
5.5.20.0090.04017.00
5.5.10.0050.02516.89
5.5.00.0040.02517.08
5.4.450.0070.04215.01
5.4.440.0080.04215.10
5.4.430.0050.03215.26
5.4.420.0050.04215.21
5.4.410.0030.04215.07
5.4.400.0030.04215.05
5.4.390.0030.02615.00
5.4.380.0050.03215.05
5.4.370.0100.03515.14
5.4.360.0050.03215.02
5.4.350.0050.04215.13
5.4.340.0070.02015.05
5.4.330.0000.01010.99
5.4.320.0060.04215.07
5.4.310.0060.04014.90
5.4.300.0040.02315.14
5.4.290.0050.03515.16
5.4.280.0000.02615.12
5.4.270.0050.02014.94
5.4.260.0020.02315.00
5.4.250.0030.02214.89
5.4.240.0000.02615.13
5.4.230.0020.02215.22
5.4.220.0050.02314.97
5.4.210.0050.02215.16
5.4.200.0000.02415.11
5.4.190.0030.02315.21
5.4.180.0070.03015.21
5.4.170.0030.02214.91
5.4.160.0020.02314.72
5.4.150.0080.01814.94
5.4.140.0030.03113.74
5.4.130.0020.02313.63
5.4.120.0050.02013.49
5.4.110.0030.02013.66
5.4.100.0030.02013.75
5.4.90.0030.02013.53
5.4.80.0030.02113.72
5.4.70.0000.02213.79
5.4.60.0050.02113.74
5.4.50.0020.02213.79
5.4.40.0020.02313.64
5.4.30.0060.02013.60
5.4.20.0040.02013.72
5.4.10.0040.03213.69
5.4.00.0040.01813.38
5.3.290.0050.02112.69
5.3.280.0070.01812.56
5.3.270.0050.02012.59
5.3.260.0090.01712.66
5.3.250.0050.02012.58
5.3.240.0020.02412.54
5.3.230.0030.02812.54
5.3.220.0050.02212.45
5.3.210.0050.02012.44
5.3.200.0050.03212.54
5.3.190.0070.02112.53
5.3.180.0020.02512.67
5.3.170.0080.03612.45
5.3.160.0050.03312.53
5.3.150.0000.03212.58
5.3.140.0020.02112.60
5.3.130.0040.02412.57
5.3.120.0020.02312.61
5.3.110.0080.03312.56
5.3.100.0030.02112.29
5.3.90.0030.02212.31
5.3.80.0030.02012.19
5.3.70.0030.02112.17
5.3.60.0020.02412.06
5.3.50.0080.01612.23
5.3.40.0050.01812.15
5.3.30.0070.01612.14
5.3.20.0070.01812.07
5.3.10.0040.02411.92
5.3.00.0000.02411.91
5.2.170.0000.03011.09
5.2.160.0030.02710.98
5.2.150.0070.04711.14
5.2.140.0000.03010.96
5.2.130.0000.03311.04
5.2.120.0030.02711.09
5.2.110.0030.03711.07
5.2.100.0000.03011.09
5.2.90.0030.06311.06
5.2.80.0070.05710.91
5.2.70.0000.04711.09
5.2.60.0000.04311.12
5.2.50.0030.04711.08
5.2.40.0070.05010.94
5.2.30.0070.03010.76
5.2.20.0030.06010.79
5.2.10.0070.06010.90
5.2.00.0070.05310.75
5.1.60.0030.0379.98
5.1.50.0030.04710.06
5.1.40.0030.0309.96
5.1.30.0000.03310.38
5.1.20.0070.05010.25
5.1.10.0170.04010.13
5.1.00.0130.04710.08
5.0.50.0030.0438.55
5.0.40.0200.0308.39
5.0.30.0030.0608.30
5.0.20.0030.0308.26
5.0.10.0100.0238.15
5.0.00.0030.0408.27
4.4.90.0030.0337.13
4.4.80.0070.0307.13
4.4.70.0030.0307.13
4.4.60.0030.0337.13
4.4.50.0030.0207.13
4.4.40.0030.0477.13
4.4.30.0000.0377.13
4.4.20.0000.0377.13
4.4.10.0000.0377.13
4.4.00.0030.0437.13
4.3.110.0030.0237.13
4.3.100.0030.0337.13
4.3.90.0030.0307.13
4.3.80.0070.0477.13
4.3.70.0100.0137.13
4.3.60.0000.0377.13
4.3.50.0100.0107.13
4.3.40.0030.0437.13
4.3.30.0000.0377.13
4.3.20.0000.0277.13
4.3.10.0000.0377.13
4.3.00.0070.0337.13

preferences:
50.09 ms | 400 KiB | 5 Q