3v4l.org

run code in 300+ PHP versions simultaneously
<?php $datetime = new DateTime('now'); $array = array( 'datetime' => $datetime ); echo json_encode($array);

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)
8.3.60.0110.00418.43
8.3.50.0090.00921.27
8.3.40.0070.01018.88
8.3.30.0100.00320.36
8.3.20.0000.00720.20
8.3.10.0000.00822.04
8.3.00.0080.00022.34
8.2.180.0120.00316.63
8.2.170.0080.00622.96
8.2.160.0090.00922.08
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0070.00020.82
8.2.110.0060.00322.25
8.2.100.0040.00817.91
8.2.90.0040.00419.11
8.2.80.0000.00819.21
8.2.70.0060.00317.73
8.2.60.0060.00318.16
8.2.50.0000.00818.07
8.2.40.0050.00319.97
8.2.30.0000.00819.49
8.2.20.0000.00718.02
8.2.10.0000.00817.90
8.2.00.0080.00017.84
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0020.00526.35
8.1.250.0030.00528.09
8.1.240.0040.00423.84
8.1.230.0040.00719.16
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0030.00617.40
8.1.180.0040.00419.14
8.1.170.0040.00418.78
8.1.160.0070.00018.79
8.1.150.0060.00318.63
8.1.140.0000.00717.57
8.1.130.0030.00317.83
8.1.120.0080.00017.61
8.1.110.0080.00017.46
8.1.100.0050.00317.60
8.1.90.0000.00717.59
8.1.80.0050.00217.63
8.1.70.0070.00017.58
8.1.60.0090.00017.62
8.1.50.0040.00417.48
8.1.40.0000.00717.54
8.1.30.0000.00817.68
8.1.20.0000.00917.67
8.1.10.0040.00417.67
8.1.00.0040.00417.57
8.0.300.0040.00418.77
8.0.290.0050.00217.05
8.0.280.0070.00018.50
8.0.270.0040.00417.33
8.0.260.0030.00316.99
8.0.250.0050.00317.12
8.0.240.0100.00017.04
8.0.230.0030.00317.07
8.0.220.0040.00316.93
8.0.210.0000.00716.99
8.0.200.0030.00317.10
8.0.190.0000.00717.09
8.0.180.0030.00316.94
8.0.170.0040.00416.90
8.0.160.0000.00716.88
8.0.150.0000.00716.98
8.0.140.0080.00017.02
8.0.130.0000.00713.30
8.0.120.0050.00317.04
8.0.110.0040.00416.95
8.0.100.0040.00417.05
8.0.90.0000.00716.84
8.0.80.0140.00716.96
8.0.70.0040.00417.07
8.0.60.0000.00716.95
8.0.50.0030.00517.04
8.0.30.0090.00917.15
8.0.20.0130.00517.40
8.0.10.0040.00417.09
8.0.00.0100.00916.79
7.4.330.0040.00415.00
7.4.320.0060.00016.57
7.4.300.0000.00616.58
7.4.290.0030.00316.52
7.4.280.0000.00716.57
7.4.270.0000.00616.48
7.4.260.0030.00313.20
7.4.250.0080.00016.60
7.4.240.0050.00216.61
7.4.230.0040.00416.70
7.4.220.0080.01116.78
7.4.210.0080.00716.59
7.4.200.0000.00716.45
7.4.190.0030.00316.79
7.4.160.0100.00516.48
7.4.150.0060.01017.40
7.4.140.0130.00717.86
7.4.130.0110.00616.55
7.4.120.0140.00316.61
7.4.110.0040.01916.63
7.4.100.0030.01716.63
7.4.90.0110.00916.63
7.4.80.0140.00419.39
7.4.70.0060.01316.50
7.4.60.0080.00816.59
7.4.50.0030.00616.25
7.4.40.0100.00322.77
7.4.30.0100.00616.55
7.4.10.0070.01115.19
7.4.00.0050.01215.03
7.3.330.0000.00513.20
7.3.320.0000.00513.23
7.3.310.0040.00416.42
7.3.300.0040.00416.18
7.3.290.0070.00716.28
7.3.280.0100.00716.33
7.3.270.0060.01017.40
7.3.260.0110.00816.55
7.3.250.0140.00616.44
7.3.240.0070.01016.55
7.3.230.0000.01816.61
7.3.210.0060.01216.44
7.3.200.0040.01319.39
7.3.190.0070.01016.55
7.3.180.0040.01216.48
7.3.170.0060.01016.28
7.3.160.0130.00316.51
7.3.130.0110.00514.99
7.3.120.0080.00914.93
7.3.110.0090.01014.98
7.3.100.0050.00814.89
7.3.90.0080.00914.93
7.3.80.0100.00515.15
7.3.70.0050.00914.88
7.3.60.0050.01014.75
7.3.50.0070.00715.01
7.3.40.0060.00515.01
7.3.30.0070.00514.84
7.3.20.0070.00716.80
7.3.10.0110.00316.60
7.3.00.0030.00816.74
7.2.330.0100.00716.82
7.2.320.0080.01216.77
7.2.310.0110.00516.45
7.2.300.0070.01416.85
7.2.290.0070.01016.45
7.2.260.0070.01215.33
7.2.250.0120.00514.98
7.2.240.0070.00815.28
7.2.230.0050.01015.14
7.2.220.0050.00915.16
7.2.210.0050.01015.04
7.2.200.0050.01015.12
7.2.190.0030.01115.24
7.2.180.0050.00915.12
7.2.170.0090.00515.07
7.2.160.0030.00915.11
7.2.150.0070.00716.93
7.2.140.0050.00717.02
7.2.130.0100.00316.95
7.2.120.0030.01217.00
7.2.110.0020.01017.05
7.2.100.0020.01216.97
7.2.90.0030.01116.94
7.2.80.0060.00716.88
7.2.70.0020.01116.91
7.2.60.0060.00816.99
7.2.50.0040.01217.14
7.2.40.0050.00717.01
7.2.30.0070.00817.04
7.2.20.0020.01317.05
7.2.10.0080.00816.91
7.2.00.0040.00917.84
7.1.330.0030.01015.82
7.1.320.0040.01016.00
7.1.310.0060.00616.17
7.1.300.0060.00516.04
7.1.290.0070.00615.79
7.1.280.0060.00416.01
7.1.270.0100.00715.88
7.1.260.0030.00915.83
7.1.250.0090.00615.99
7.1.240.0100.00515.80
7.1.230.0030.00715.91
7.1.220.0060.00615.96
7.1.210.0020.00915.80
7.1.200.0060.00915.94
7.1.190.0030.00615.86
7.1.180.0060.00515.90
7.1.170.0060.00916.04
7.1.160.0030.00615.84
7.1.150.0030.01015.72
7.1.140.0040.01115.71
7.1.130.0020.01115.88
7.1.120.0050.01015.93
7.1.110.0130.00115.94
7.1.100.0080.00416.85
7.1.90.0070.00715.84
7.1.80.0100.00316.01
7.1.70.0050.00616.33
7.1.60.0030.01417.12
7.1.50.0040.01116.33
7.1.40.0030.01115.87
7.1.30.0020.01215.91
7.1.20.0030.01215.96
7.1.10.0060.00515.65
7.1.00.0050.02418.09
7.0.330.0070.00615.51
7.0.320.0030.00615.63
7.0.310.0080.00415.61
7.0.300.0040.00715.44
7.0.290.0060.00615.56
7.0.280.0080.00715.54
7.0.270.0050.00515.57
7.0.260.0020.01015.38
7.0.250.0080.00615.55
7.0.240.0060.00815.59
7.0.230.0050.00615.67
7.0.220.0070.00715.58
7.0.210.0000.00915.44
7.0.200.0020.00816.03
7.0.190.0030.01015.68
7.0.180.0020.01015.39
7.0.170.0040.00615.60
7.0.160.0030.00715.53
7.0.150.0050.00715.35
7.0.140.0050.03017.63
7.0.130.0060.00815.65
7.0.120.0100.00315.56
7.0.110.0050.00415.54
7.0.100.0080.00315.66
7.0.90.0260.03216.94
7.0.80.0210.03217.02
7.0.70.0190.02817.11
7.0.60.0240.02917.00
7.0.50.0180.02317.07
7.0.40.0050.03215.84
7.0.30.0090.02815.79
7.0.20.0050.02815.79
7.0.10.0080.02015.77
7.0.00.0080.02915.79
5.6.400.0030.00714.46
5.6.390.0030.00814.55
5.6.380.0030.00814.35
5.6.370.0060.00814.46
5.6.360.0070.00714.37
5.6.350.0040.00714.30
5.6.340.0050.00814.44
5.6.330.0100.00214.41
5.6.320.0020.01314.62
5.6.310.0060.00814.41
5.6.300.0090.00714.56
5.6.290.0060.00614.28
5.6.280.0030.03216.59
5.6.270.0080.00514.46
5.6.260.0100.00514.43
5.6.250.0090.00514.57
5.6.240.0090.03116.53
5.6.230.0120.02716.49
5.6.220.0040.02016.41
5.6.210.0090.03116.46
5.6.200.0040.02416.52
5.6.190.0040.02516.73
5.6.180.0040.02316.76
5.6.170.0040.03216.67
5.6.160.0030.02116.64
5.6.150.0080.02516.68
5.6.140.0090.02816.69
5.6.130.0050.03416.68
5.6.120.0070.02916.61
5.6.110.0060.02316.59
5.6.100.0040.02316.64
5.6.90.0010.03716.63
5.6.80.0040.02116.44
5.6.70.0050.03116.52
5.6.60.0090.01716.39
5.6.50.0070.02016.23
5.6.40.0050.03216.31
5.6.30.0080.03316.33
5.6.20.0040.03316.32
5.6.10.0030.03416.37
5.6.00.0110.01816.32
5.5.380.0090.03016.41
5.5.370.0060.02616.33
5.5.360.0040.03416.35
5.5.350.0060.02516.54
5.5.340.0070.02016.52
5.5.330.0060.01916.54
5.5.320.0090.02316.52
5.5.310.0040.03216.60
5.5.300.0040.03016.46
5.5.290.0060.02816.57
5.5.280.0080.01516.56
5.5.270.0040.03316.61
5.5.260.0060.02416.59
5.5.250.0080.02616.51
5.5.240.0050.03316.41
5.5.230.0100.01616.25
5.5.220.0060.02616.27
5.5.210.0080.02316.15
5.5.200.0070.02616.27
5.5.190.0040.03516.33
5.5.180.0040.02516.21
5.5.170.0040.00914.33
5.5.160.0070.03016.24
5.5.150.0060.03116.24
5.5.140.0100.01416.27
5.5.130.0060.03016.44
5.5.120.0050.03116.31
5.5.110.0100.02616.33
5.5.100.0030.02116.08
5.5.90.0050.03116.23
5.5.80.0070.02016.31
5.5.70.0080.02516.09
5.5.60.0060.01716.22
5.5.50.0050.03216.10
5.5.40.0010.02116.22
5.5.30.0050.02916.15
5.5.20.0110.02116.36
5.5.10.0080.02916.27
5.5.00.0060.02316.20
5.4.450.0080.02814.27
5.4.440.0040.01714.20
5.4.430.0060.02614.35
5.4.420.0070.01714.32
5.4.410.0040.03014.17
5.4.400.0060.02514.21
5.4.390.0060.02914.03
5.4.380.0040.01614.13
5.4.370.0060.03014.23
5.4.360.0060.02414.20
5.4.350.0070.02314.27
5.4.340.0090.02414.15
5.4.330.0040.00611.85
5.4.320.0030.02714.16
5.4.310.0050.02614.23
5.4.300.0060.02714.25
5.4.290.0060.02814.20
5.4.280.0070.02814.17
5.4.270.0040.03114.18
5.4.260.0030.02714.15
5.4.250.0050.01914.04
5.4.240.0030.02414.28
5.4.230.0030.02014.20
5.4.220.0040.01914.07
5.4.210.0050.02914.12
5.4.200.0050.01514.18
5.4.190.0020.02514.13
5.4.180.0060.02814.18
5.4.170.0060.03114.14
5.4.160.0070.02314.18
5.4.150.0100.02314.19
5.4.140.0070.03013.28
5.4.130.0060.02513.34
5.4.120.0020.03113.25
5.4.110.0030.02913.32
5.4.100.0040.03013.35
5.4.90.0050.03013.28
5.4.80.0080.01613.35
5.4.70.0070.02413.33
5.4.60.0030.03113.23
5.4.50.0030.03113.19
5.4.40.0040.01813.32
5.4.30.0080.01913.36
5.4.20.0040.01813.25
5.4.10.0040.02713.30
5.4.00.0040.02913.02
5.3.290.0040.02812.57
5.3.280.0050.02112.54
5.3.270.0040.02812.54
5.3.260.0050.02712.53
5.3.250.0030.02012.52
5.3.240.0030.03012.52
5.3.230.0050.02912.52
5.3.220.0040.02512.41
5.3.210.0030.02412.49
5.3.200.0030.02012.47
5.3.190.0040.02212.51
5.3.180.0080.02512.54
5.3.170.0040.02012.47
5.3.160.0030.02412.52
5.3.150.0060.02812.55
5.3.140.0020.01812.53
5.3.130.0070.01312.46
5.3.120.0020.01812.54
5.3.110.0030.03212.50
5.3.100.0020.03412.33
5.3.90.0040.02812.36
5.3.80.0070.02712.25
5.3.70.0040.02512.25
5.3.60.0060.02712.35
5.3.50.0080.02412.23
5.3.40.0030.02712.31
5.3.30.0010.03412.32
5.3.20.0070.02212.15
5.3.10.0030.01412.13
5.3.00.0060.02412.01
5.2.170.0030.06711.09
5.2.160.0030.05011.00
5.2.150.0030.06311.18
5.2.140.0030.06011.09
5.2.130.0070.03711.05
5.2.120.0100.02311.09
5.2.110.0100.05311.08
5.2.100.0030.04311.09
5.2.90.0030.04011.14
5.2.80.0000.03310.93
5.2.70.0000.03311.09
5.2.60.0030.05010.89
5.2.50.0070.06010.96
5.2.40.0070.03710.84
5.2.30.0030.05710.79
5.2.20.0000.06310.95
5.2.10.0230.04310.91
5.2.00.0030.05310.76
5.1.60.0030.0509.98
5.1.50.0000.06010.09
5.1.40.0030.0339.81
5.1.30.0100.05010.26
5.1.20.0030.05010.31
5.1.10.0100.04310.10
5.1.00.0030.05010.07
5.0.50.0000.0538.38
5.0.40.0070.0408.39
5.0.30.0030.0638.20
5.0.20.0100.0308.28
5.0.10.0070.0408.22
5.0.00.0000.0478.24
4.4.90.0000.0338.14
4.4.80.0000.0378.14
4.4.70.0030.0238.14
4.4.60.0070.0278.14
4.4.50.0030.0238.14
4.4.40.0030.0338.14
4.4.30.0070.0208.14
4.4.20.0000.0378.14
4.4.10.0030.0308.14
4.4.00.0000.0408.14
4.3.110.0000.0408.14
4.3.100.0000.0378.14
4.3.90.0000.0378.14
4.3.80.0000.0338.14
4.3.70.0000.0178.14
4.3.60.0000.0308.14
4.3.50.0100.0278.14
4.3.40.0070.0378.14
4.3.30.0030.0338.14
4.3.20.0000.0278.14
4.3.10.0000.0408.14
4.3.00.0030.0308.14

preferences:
27.83 ms | 400 KiB | 5 Q