3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array("m"=>10,"sm"=>20,"xl"=>30,"xxl"=>10); $json=json_encode($a); echo $json; var_dump(json_decode($json));

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)
8.3.60.0120.00618.18
8.3.50.0100.00621.14
8.3.40.0040.01118.41
8.3.30.0120.00320.34
8.3.20.0040.00420.07
8.3.10.0090.00021.91
8.3.00.0040.00422.40
8.2.180.0120.00316.38
8.2.170.0180.00022.96
8.2.160.0000.01420.43
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0130.00326.16
8.2.120.0050.00319.66
8.2.110.0030.00622.08
8.2.100.0040.00819.22
8.2.90.0000.00719.10
8.2.80.0040.00419.32
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0080.00018.07
8.2.40.0070.00018.22
8.2.30.0040.00417.96
8.2.20.0050.00317.63
8.2.10.0000.00717.72
8.2.00.0080.00017.60
8.1.280.0040.01125.92
8.1.270.0040.01124.66
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.00323.84
8.1.230.0040.00919.16
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0070.00717.13
8.1.190.0060.00317.53
8.1.180.0040.00419.01
8.1.170.0080.00018.43
8.1.160.0050.00322.12
8.1.150.0050.00218.53
8.1.140.0000.00717.29
8.1.130.0030.00317.73
8.1.120.0000.00817.44
8.1.110.0000.00717.45
8.1.100.0040.00417.40
8.1.90.0020.00517.35
8.1.80.0040.00417.37
8.1.70.0070.00017.26
8.1.60.0000.00817.50
8.1.50.0080.00017.35
8.1.40.0000.00817.38
8.1.30.0000.00817.47
8.1.20.0050.00317.42
8.1.10.0040.00417.52
8.1.00.0050.00217.45
8.0.300.0000.00718.77
8.0.290.0000.00717.05
8.0.280.0050.00318.34
8.0.270.0030.00317.16
8.0.260.0030.00316.82
8.0.250.0000.00716.96
8.0.240.0090.00016.85
8.0.230.0040.00416.92
8.0.220.0040.00416.78
8.0.210.0040.00416.71
8.0.200.0060.00016.73
8.0.190.0080.00016.90
8.0.180.0070.00016.80
8.0.170.0070.00016.76
8.0.160.0050.00316.66
8.0.150.0030.00416.73
8.0.140.0000.00816.75
8.0.130.0000.00513.24
8.0.120.0000.00816.68
8.0.110.0070.00016.75
8.0.100.0040.00416.67
8.0.90.0040.00316.68
8.0.80.0090.00616.81
8.0.70.0040.00416.80
8.0.60.0000.00816.93
8.0.50.0040.00416.72
8.0.30.0070.01217.20
8.0.20.0090.00917.40
8.0.10.0070.00016.89
8.0.00.0050.01316.63
7.4.330.0000.00515.00
7.4.320.0030.00316.33
7.4.300.0030.00316.44
7.4.290.0070.00016.54
7.4.280.0000.00716.34
7.4.270.0000.00716.34
7.4.260.0070.00016.41
7.4.250.0000.00816.46
7.4.240.0050.00216.41
7.4.230.0040.00416.43
7.4.220.0070.01416.37
7.4.210.0050.01016.43
7.4.200.0000.00816.46
7.4.190.0000.00716.69
7.4.160.0040.01216.36
7.4.150.0140.00617.40
7.4.140.0110.00717.86
7.4.130.0090.00916.33
7.4.120.0140.00316.41
7.4.110.0150.00316.40
7.4.100.0100.00816.48
7.4.90.0090.00916.63
7.4.80.0070.01119.39
7.4.70.0140.00716.25
7.4.60.0070.01116.32
7.4.50.0030.00616.34
7.4.40.0100.00722.77
7.4.30.0120.00616.43
7.4.10.0070.01115.07
7.4.00.0050.01114.91
7.3.330.0000.00612.92
7.3.320.0050.00013.02
7.3.310.0040.00416.06
7.3.300.0000.00716.09
7.3.290.0070.00816.10
7.3.280.0100.00616.19
7.3.270.0100.00717.40
7.3.260.0190.00316.48
7.3.250.0080.01116.19
7.3.240.0130.00316.41
7.3.230.0110.01116.39
7.3.210.0100.00916.25
7.3.200.0070.01019.39
7.3.190.0150.00316.38
7.3.180.0070.01016.24
7.3.170.0090.01216.45
7.3.160.0100.01016.25
7.3.130.0060.01214.64
7.3.120.0070.00614.56
7.3.110.0050.01414.86
7.3.100.0000.01514.66
7.3.90.0030.00814.77
7.3.80.0070.00714.81
7.3.70.0080.00714.68
7.3.60.0050.00614.74
7.3.50.0020.01314.61
7.3.40.0050.01114.76
7.3.30.0040.01014.77
7.3.20.0080.00716.44
7.3.10.0030.00916.67
7.3.00.0070.00716.62
7.2.330.0100.01016.45
7.2.320.0070.01716.58
7.2.310.0100.00716.62
7.2.300.0140.00316.44
7.2.290.0100.01016.37
7.2.260.0130.00314.71
7.2.250.0110.00914.79
7.2.240.0040.01314.89
7.2.230.0040.01114.80
7.2.220.0070.01014.78
7.2.210.0090.00915.13
7.2.200.0050.00814.87
7.2.190.0070.01014.94
7.2.180.0080.00314.70
7.2.170.0060.00814.89
7.2.160.0120.00314.87
7.2.150.0030.00716.89
7.2.140.0110.00416.75
7.2.130.0030.00717.00
7.2.120.0040.01116.95
7.2.110.0090.00316.82
7.2.100.0030.00716.82
7.2.90.0000.00916.62
7.2.80.0090.00016.69
7.2.70.0000.00916.79
7.2.60.0090.00617.05
7.2.50.0090.00616.72
7.2.40.0000.01416.67
7.2.30.0090.00616.67
7.2.20.0000.01217.05
7.2.10.0030.01016.86
7.2.00.0060.00817.91
7.1.330.0030.01015.86
7.1.320.0060.00715.85
7.1.310.0050.00815.77
7.1.300.0070.00715.78
7.1.290.0080.00515.79
7.1.280.0100.00315.69
7.1.270.0040.01015.62
7.1.260.0020.01115.78
7.1.250.0040.01115.74
7.1.240.0080.00415.73
7.1.230.0040.01115.70
7.1.220.0100.00615.68
7.1.210.0040.00415.65
7.1.200.0030.00615.84
7.1.190.0050.00515.61
7.1.180.0060.00615.49
7.1.170.0110.00015.71
7.1.160.0040.01115.56
7.1.150.0060.00615.75
7.1.140.0070.00315.86
7.1.130.0160.00015.49
7.1.120.0070.00715.79
7.1.110.0000.01215.80
7.1.100.0020.00716.78
7.1.90.0040.01115.92
7.1.80.0040.00415.75
7.1.70.0040.00616.56
7.1.60.0080.01117.59
7.1.50.0080.01016.41
7.1.40.0060.00615.73
7.1.30.0050.00515.80
7.1.20.0100.00315.88
7.1.10.0090.00915.47
7.1.00.0080.03519.14
7.0.330.0040.00715.57
7.0.320.0030.01315.45
7.0.310.0070.01015.34
7.0.300.0040.01215.36
7.0.290.0030.01015.57
7.0.280.0040.01115.47
7.0.270.0070.00715.34
7.0.260.0000.01115.41
7.0.250.0000.01115.12
7.0.240.0060.00615.46
7.0.230.0030.01015.39
7.0.220.0040.01115.45
7.0.210.0070.00315.30
7.0.200.0410.00515.10
7.0.190.0030.01015.34
7.0.180.0070.00715.43
7.0.170.0090.00615.28
7.0.160.0100.00615.08
7.0.150.0060.00915.38
7.0.140.0090.03718.82
7.0.130.0060.00915.25
7.0.120.0060.00915.14
7.0.110.0030.00915.25
7.0.100.0030.01015.52
7.0.90.0370.04817.73
7.0.80.0400.03717.72
7.0.70.0360.03817.56
7.0.60.0270.03817.75
7.0.50.0230.04017.90
7.0.40.0050.04616.89
7.0.30.0110.04116.69
7.0.20.0030.05016.77
7.0.10.0090.04116.84
7.0.00.0050.04816.69
5.6.400.0060.00614.44
5.6.390.0060.00614.45
5.6.380.0030.01013.95
5.6.370.0030.01314.34
5.6.360.0030.01314.02
5.6.350.0030.00614.44
5.6.340.0000.00914.10
5.6.330.0030.00614.04
5.6.320.0040.01114.67
5.6.310.0030.01014.39
5.6.300.0100.00714.27
5.6.290.0080.00314.05
5.6.280.0070.03817.83
5.6.270.0040.00414.45
5.6.260.0040.01114.19
5.6.250.0070.00714.25
5.6.240.0080.03717.38
5.6.230.0100.04417.66
5.6.220.0050.04417.48
5.6.210.0050.03917.34
5.6.200.0080.04517.61
5.6.190.0150.02017.77
5.6.180.0080.04517.61
5.6.170.0020.04117.49
5.6.160.0050.04017.62
5.6.150.0120.03817.74
5.6.140.0050.04217.75
5.6.130.0100.04217.54
5.6.120.0050.02817.66
5.6.110.0000.03117.50
5.6.100.0050.04517.61
5.6.90.0050.02917.71
5.6.80.0050.04017.35
5.6.70.0070.03517.13
5.6.60.0070.02517.36
5.6.50.0040.03717.20
5.6.40.0070.04017.27
5.6.30.0070.04017.27
5.6.20.0070.04717.32
5.6.10.0080.03717.18
5.6.00.0060.02517.32
5.5.380.0100.02317.25
5.5.370.0050.04917.22
5.5.360.0110.04017.24
5.5.350.0010.04917.28
5.5.340.0070.02917.39
5.5.330.0050.04817.69
5.5.320.0080.04317.75
5.5.310.0100.04517.60
5.5.300.0070.04517.59
5.5.290.0070.03817.54
5.5.280.0060.04517.42
5.5.270.0080.02017.30
5.5.260.0050.04617.56
5.5.250.0020.04817.35
5.5.240.0040.04017.18
5.5.230.0100.03717.20
5.5.220.0050.04417.31
5.5.210.0090.04117.24
5.5.200.0080.03816.99
5.5.190.0070.04217.16
5.5.180.0050.03717.14
5.5.170.0070.00714.15
5.5.160.0090.04417.10
5.5.150.0160.03617.17
5.5.140.0080.04617.04
5.5.130.0100.02317.08
5.5.120.0080.04017.31
5.5.110.0020.02517.21
5.5.100.0050.04516.98
5.5.90.0060.02117.12
5.5.80.0060.02017.00
5.5.70.0030.02217.15
5.5.60.0040.02217.19
5.5.50.0040.02017.18
5.5.40.0060.02316.97
5.5.30.0080.02017.08
5.5.20.0030.02217.21
5.5.10.0050.04317.00
5.5.00.0080.02617.09
5.4.450.0080.03815.80
5.4.440.0070.02815.87
5.4.430.0020.02515.87
5.4.420.0020.04315.91
5.4.410.0050.02515.81
5.4.400.0020.03015.58
5.4.390.0030.03515.72
5.4.380.0080.03315.71
5.4.370.0020.04315.64
5.4.360.0080.02315.75
5.4.350.0060.04015.60
5.4.340.0070.03815.75
5.4.330.0000.00912.38
5.4.320.0140.03315.66
5.4.310.0090.02215.70
5.4.300.0020.03915.76
5.4.290.0050.03615.58
5.4.280.0060.03315.76
5.4.270.0080.02215.76
5.4.260.0060.02115.67
5.4.250.0040.02315.66
5.4.240.0050.02015.72
5.4.230.0030.02015.57
5.4.220.0030.02115.70
5.4.210.0050.02115.66
5.4.200.0050.02315.58
5.4.190.0030.02515.71
5.4.180.0030.02115.73
5.4.170.0070.03715.66
5.4.160.0050.04015.71
5.4.150.0080.02015.79
5.4.140.0010.02314.33
5.4.130.0070.02014.30
5.4.120.0020.02314.20
5.4.110.0070.01714.31
5.4.100.0000.03014.36
5.4.90.0070.01714.30
5.4.80.0020.04014.33
5.4.70.0030.03014.30
5.4.60.0020.02014.28
5.4.50.0030.02614.40
5.4.40.0050.03614.36
5.4.30.0050.02014.36
5.4.20.0030.03314.30
5.4.10.0020.02214.35
5.4.00.0070.02214.07
5.3.290.0070.02713.52
5.3.280.0040.02113.46
5.3.270.0070.04013.50
5.3.260.0000.02413.46
5.3.250.0020.04213.49
5.3.240.0050.01713.48
5.3.230.0030.03313.40
5.3.220.0020.02213.46
5.3.210.0070.01913.45
5.3.200.0030.02213.47
5.3.190.0090.01713.40
5.3.180.0020.02213.44
5.3.170.0050.02813.40
5.3.160.0050.02013.46
5.3.150.0050.02513.42
5.3.140.0030.02213.44
5.3.130.0050.03313.46
5.3.120.0000.02413.39
5.3.110.0020.02313.39
5.3.100.0060.01713.18
5.3.90.0020.02013.16
5.3.80.0070.01913.19
5.3.70.0030.02213.13
5.3.60.0040.01913.14
5.3.50.0050.01713.17
5.3.40.0030.02013.12
5.3.30.0070.02113.03
5.3.20.0050.01813.03
5.3.10.0050.03312.97
5.3.00.0020.02013.01
5.2.170.0030.03711.13
5.2.160.0030.03011.18
5.2.150.0000.03710.99
5.2.140.0030.03011.20
5.2.130.0030.02711.06
5.2.120.0030.03011.06
5.2.110.0030.02311.16
5.2.100.0030.02310.96
5.2.90.0000.03311.09
5.2.80.0000.03010.95
5.2.70.0000.02711.05
5.2.60.0070.06711.05
5.2.50.0170.04010.98
5.2.40.0100.06011.03
5.2.30.0070.06311.01
5.2.20.0030.04710.91
5.2.10.0030.04010.76
5.2.00.0030.03010.78
5.1.60.0030.05310.55
5.1.50.0030.05710.55
5.1.40.0030.04710.55
5.1.30.0000.06010.55
5.1.20.0000.06010.55
5.1.10.0070.05010.55
5.1.00.0100.04710.55
5.0.50.0030.05010.55
5.0.40.0000.04310.55
5.0.30.0000.06310.55
5.0.20.0030.04710.55
5.0.10.0100.02710.55
5.0.00.0100.06310.55
4.4.90.0030.01310.55
4.4.80.0000.03310.55
4.4.70.0000.03710.55
4.4.60.0100.02710.55
4.4.50.0100.02010.55
4.4.40.0030.05310.55
4.4.30.0030.03310.55
4.4.20.0000.02710.55
4.4.10.0000.02710.55
4.4.00.0100.02710.55
4.3.110.0030.03310.55
4.3.100.0030.03310.55
4.3.90.0070.02310.55
4.3.80.0000.05310.55
4.3.70.0000.03710.55
4.3.60.0070.03010.55
4.3.50.0030.03310.55
4.3.40.0030.05010.55
4.3.30.0030.03310.55
4.3.20.0030.01710.55
4.3.10.0000.03710.55
4.3.00.0030.02710.55

preferences:
49.9 ms | 400 KiB | 5 Q