3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(json_encode((object) array('éüå')));

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)
8.3.40.0090.00618.80
8.3.30.0040.01118.68
8.3.20.0070.00020.22
8.3.10.0040.00423.71
8.3.00.0040.00418.90
8.2.170.0100.00722.96
8.2.160.0140.00720.23
8.2.150.0110.00425.66
8.2.140.0070.00024.66
8.2.130.0110.00726.16
8.2.120.0070.00319.06
8.2.110.0030.00721.06
8.2.100.0120.00017.84
8.2.90.0060.00318.90
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0030.00617.43
8.2.50.0000.00818.07
8.2.40.0050.00319.76
8.2.30.0070.00018.20
8.2.20.0050.00317.48
8.2.10.0040.00417.86
8.2.00.0000.00817.52
8.1.270.0040.00422.14
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0050.00522.19
8.1.230.0040.00817.64
8.1.220.0050.00317.74
8.1.210.0030.00618.77
8.1.200.0060.00317.22
8.1.190.0000.00817.11
8.1.180.0050.00318.10
8.1.170.0040.00418.43
8.1.160.0030.00421.92
8.1.150.0000.00718.42
8.1.140.0040.00417.31
8.1.130.0040.00417.67
8.1.120.0000.00717.27
8.1.110.0040.00417.28
8.1.100.0040.00417.35
8.1.90.0030.00417.33
8.1.80.0000.00717.38
8.1.70.0000.00817.23
8.1.60.0030.00617.44
8.1.50.0000.00917.35
8.1.40.0030.00617.28
8.1.30.0050.00317.38
8.1.20.0060.00317.45
8.1.10.0070.00017.34
8.1.00.0080.00017.25
8.0.300.0070.00018.77
8.0.290.0080.00016.60
8.0.280.0030.00318.23
8.0.270.0000.00716.74
8.0.260.0000.00617.21
8.0.250.0030.00316.76
8.0.240.0030.00316.84
8.0.230.0000.00716.89
8.0.220.0030.00316.75
8.0.210.0030.00616.82
8.0.200.0000.00616.86
8.0.190.0040.00416.90
8.0.180.0040.00416.75
8.0.170.0000.00816.73
8.0.160.0000.00816.79
8.0.150.0050.00216.75
8.0.140.0070.00016.71
8.0.130.0030.00313.20
8.0.120.0000.00816.75
8.0.110.0040.00416.75
8.0.100.0040.00416.80
8.0.90.0040.00416.83
8.0.80.0040.01116.70
8.0.70.0000.00716.68
8.0.60.0040.00416.85
8.0.50.0040.00416.76
8.0.30.0110.00816.88
8.0.20.0140.00517.40
8.0.10.0000.00717.00
8.0.00.0070.01116.53
7.4.330.0050.00015.02
7.4.320.0060.00016.35
7.4.300.0060.00016.41
7.4.290.0050.00316.46
7.4.280.0060.00316.25
7.4.270.0000.00816.36
7.4.260.0000.01016.30
7.4.250.0000.00716.37
7.4.240.0050.00316.38
7.4.230.0040.00416.18
7.4.220.0090.01216.42
7.4.210.0130.00816.47
7.4.200.0000.00716.47
7.4.190.0030.00316.41
7.4.160.0060.01016.21
7.4.150.0100.01017.40
7.4.140.0100.01017.86
7.4.130.0100.00816.37
7.4.120.0120.00516.26
7.4.110.0120.00816.27
7.4.100.0130.00416.36
7.4.90.0060.00916.26
7.4.80.0060.01019.39
7.4.70.0100.00616.30
7.4.60.0070.01016.10
7.4.50.0040.00416.16
7.4.40.0120.00916.29
7.4.30.0100.00616.39
7.4.00.0070.01114.38
7.3.330.0040.00412.91
7.3.320.0000.00512.92
7.3.310.0030.00316.22
7.3.300.0080.00016.21
7.3.290.0110.00616.18
7.3.280.0100.00816.20
7.3.270.0130.00617.40
7.3.260.0250.02116.34
7.3.250.0060.01116.28
7.3.240.0150.00316.24
7.3.230.0080.00816.39
7.3.210.0040.01316.18
7.3.200.0120.00319.39
7.3.190.0080.01416.32
7.3.180.0060.00916.24
7.3.170.0070.01416.27
7.3.160.0060.01216.13
7.3.120.0100.00314.57
7.3.110.0100.00314.74
7.3.100.0040.00714.66
7.3.90.0110.00414.36
7.3.80.0040.00714.61
7.3.70.0000.01714.76
7.3.60.0120.00414.81
7.3.50.0110.00014.66
7.3.40.0000.00914.59
7.3.30.0090.00614.61
7.3.20.0060.00316.57
7.3.10.0110.00316.16
7.3.00.0120.00316.31
7.2.330.0130.00316.55
7.2.320.0140.00316.51
7.2.310.0130.00316.59
7.2.300.0160.00016.29
7.2.290.0150.00416.45
7.2.240.0040.01214.77
7.2.230.0100.00714.94
7.2.220.0030.01014.90
7.2.210.0070.00715.01
7.2.200.0000.01414.85
7.2.190.0060.00814.73
7.2.180.0000.00915.03
7.2.170.0030.01214.95
7.2.160.0100.00314.59
7.2.150.0070.00716.87
7.2.140.0000.01116.84
7.2.130.0100.00316.64
7.2.120.0060.00916.87
7.2.110.0030.00816.92
7.2.100.0030.01016.72
7.2.90.0040.00916.54
7.2.80.0040.01016.68
7.2.70.0030.01316.62
7.2.60.0030.01216.85
7.2.50.0090.00317.02
7.2.40.0090.00616.98
7.2.30.0090.00616.57
7.2.20.0130.00316.67
7.2.10.0040.00816.40
7.2.00.0100.00618.14
7.1.330.0070.00715.55
7.1.320.0100.00615.70
7.1.310.0000.01015.70
7.1.300.0030.00915.76
7.1.290.0040.01115.42
7.1.280.0040.01115.68
7.1.270.0100.00715.67
7.1.260.0030.01015.80
7.1.250.0110.00415.67
7.1.200.0040.00415.80
7.1.100.0030.01418.02
7.1.70.0000.00817.15
7.1.60.0040.01119.70
7.1.50.0140.01116.84
7.1.00.0100.06322.35
7.0.200.0040.00816.53
7.0.140.0030.07322.04
7.0.90.0070.08019.91
7.0.80.0070.08319.89
7.0.70.0070.08019.90
7.0.60.0070.07719.98
7.0.50.0200.06020.19
7.0.40.0070.06320.00
7.0.30.0100.03719.94
7.0.20.0000.05019.99
7.0.10.0030.04320.05
7.0.00.0070.04020.17
5.6.280.0100.06321.01
5.6.240.0030.08020.52
5.6.230.0070.07720.74
5.6.220.0100.05320.70
5.6.210.0170.03320.63
5.6.200.0070.05021.11
5.6.190.0070.08721.07
5.6.180.0030.04320.93
5.6.170.0000.04721.00
5.6.160.0000.04321.05
5.6.150.0170.05320.95
5.6.140.0070.03721.04
5.6.130.0030.04021.05
5.6.120.0070.04020.94
5.6.110.0100.03721.00
5.6.100.0130.03321.01
5.6.90.0070.07321.08
5.6.80.0070.03720.48
5.6.70.0070.03720.50
5.6.60.0070.03720.38
5.6.50.0070.03020.43
5.6.40.0000.04020.52
5.6.30.0030.07720.35
5.6.20.0070.03020.48
5.6.10.0000.03720.36
5.6.00.0030.04020.39
5.5.380.0130.07720.36
5.5.370.0030.08720.35
5.5.360.0130.07720.49
5.5.350.0130.08320.47
5.5.340.0030.08320.86
5.5.330.0130.05320.80
5.5.320.0030.04020.92
5.5.310.0130.04020.82
5.5.300.0000.04320.88
5.5.290.0030.08320.82
5.5.280.0070.04020.80
5.5.270.0000.04320.91
5.5.260.0070.04020.86
5.5.250.0100.03320.63
5.5.240.0070.03720.00
5.5.230.0000.04320.23
5.5.220.0070.04020.16
5.5.210.0000.04320.28
5.5.200.0030.04020.25
5.5.190.0030.04020.24
5.5.180.0070.03720.12
5.5.160.0070.07020.23
5.5.150.0030.03719.98
5.5.140.0070.03020.11
5.5.130.0000.03720.14
5.5.120.0000.04320.21
5.5.110.0030.04020.16
5.5.100.0070.03720.16
5.5.90.0070.03320.07
5.5.80.0100.05320.07
5.5.70.0200.06320.14
5.5.60.0170.06320.14
5.5.50.0030.08320.05
5.5.40.0170.06320.08
5.5.30.0070.04319.93
5.5.20.0100.03720.07
5.5.10.0070.05020.03
5.5.00.0000.05719.95
5.4.450.0000.04319.27
5.4.440.0170.03019.30
5.4.430.0030.04019.30
5.4.420.0000.08019.38
5.4.410.0070.04719.22
5.4.400.0030.04019.10
5.4.390.0000.04319.07
5.4.380.0070.03018.78
5.4.370.0030.03719.04
5.4.360.0070.03318.96
5.4.350.0070.04019.15
5.4.340.0030.06318.95
5.4.320.0030.03718.94
5.4.310.0000.04719.23
5.4.300.0100.05719.04
5.4.290.0070.04019.04
5.4.280.0000.04319.12
5.4.270.0030.06318.98
5.4.260.0030.03719.02
5.4.250.0000.03719.11
5.4.240.0070.04319.05
5.4.230.0000.03719.10
5.4.220.0130.03719.07
5.4.210.0070.07019.02
5.4.200.0070.05019.13
5.4.190.0100.04318.97
5.4.180.0070.03719.03
5.4.170.0100.06319.07
5.4.160.0030.05718.76
5.4.150.0000.08319.10
5.4.140.0030.07316.24
5.4.130.0170.03316.31
5.4.120.0070.04016.22
5.4.110.0030.04316.22
5.4.100.0000.04716.40
5.4.90.0130.03716.30
5.4.80.0000.07016.32
5.4.70.0100.03716.36
5.4.60.0100.03716.20
5.4.50.0130.07016.36
5.4.40.0070.07316.37
5.4.30.0070.04016.38
5.4.20.0030.07316.27
5.4.10.0030.07316.28
5.4.00.0070.07315.67
5.3.290.0030.03714.52
5.3.280.0100.03014.58
5.3.270.0000.04314.45
5.3.260.0100.07314.53
5.3.250.0030.08014.60
5.3.240.0030.05714.43
5.3.230.0070.07714.44
5.3.220.0100.07314.39
5.3.210.0100.07314.57
5.3.200.0030.04314.55
5.3.190.0030.07714.55
5.3.180.0100.06014.55
5.3.170.0070.07714.51
5.3.160.0070.06714.58
5.3.150.0170.06314.37
5.3.140.0070.08014.38
5.3.130.0070.04314.41
5.3.120.0100.07314.54
5.3.110.0070.05314.40
5.3.100.0100.05014.00
5.3.90.0070.07314.02
5.3.80.0130.06313.87
5.3.70.0130.06714.02
5.3.60.0000.04713.96
5.3.50.0100.06013.71
5.3.40.0200.06313.93
5.3.30.0000.05013.88
5.3.20.0070.03313.67
5.3.10.0100.04013.61
5.3.00.0070.07013.49
5.2.170.0000.03711.13
5.2.160.0030.05711.16
5.2.150.0070.03711.13
5.2.140.0070.06011.17
5.2.130.0070.06311.14
5.2.120.0100.05311.09
5.2.110.0100.05711.16
5.2.100.0070.06311.10
5.2.90.0000.06310.91
5.2.80.0000.04310.95
5.2.70.0070.06311.08
5.2.60.0070.06311.11
5.2.50.0130.04310.81
5.2.40.0070.05710.98
5.2.30.0170.02710.96
5.2.20.0030.04011.00
5.2.10.0030.05310.75
5.2.00.0030.06010.73
5.1.60.0030.05710.04
5.1.50.0030.03710.03
5.1.40.0070.0509.95
5.1.30.0030.05710.36
5.1.20.0070.03710.27
5.1.10.0130.04710.04
5.1.00.0130.05010.05
5.0.50.0070.0208.53
5.0.40.0070.0238.44
5.0.30.0070.0578.09
5.0.20.0000.0478.22
5.0.10.0000.0478.15
5.0.00.0030.0408.23
4.4.90.0000.0237.39
4.4.80.0000.0377.39
4.4.70.0070.0307.39
4.4.60.0000.0377.39
4.4.50.0000.0337.39
4.4.40.0000.0507.39
4.4.30.0030.0177.39
4.4.20.0030.0377.39
4.4.10.0030.0277.39
4.4.00.0030.0507.39
4.3.110.0000.0237.39
4.3.100.0030.0277.39
4.3.90.0000.0277.39
4.3.80.0000.0307.39
4.3.70.0070.0237.39
4.3.60.0070.0307.39
4.3.50.0000.0237.39
4.3.40.0030.0507.39
4.3.30.0000.0337.39
4.3.20.0000.0207.39
4.3.10.0030.0177.39
4.3.00.0070.0177.39

preferences:
49.66 ms | 400 KiB | 5 Q