3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode(array("dog")); echo "<br><br>"; echo json_encode(array("dog","cat"));

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)
8.3.40.0120.00318.89
8.3.30.0040.01118.54
8.3.20.0080.00018.48
8.3.10.0050.00320.41
8.3.00.0040.00419.26
8.2.170.0100.01022.96
8.2.160.0100.00721.02
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0050.00226.16
8.2.120.0050.00319.82
8.2.110.0090.01221.00
8.2.100.0000.01217.63
8.2.90.0030.00619.17
8.2.80.0000.00718.04
8.2.70.0000.01017.38
8.2.60.0030.00617.90
8.2.50.0030.00618.07
8.2.40.0000.00718.03
8.2.30.0000.00817.89
8.2.20.0000.00717.63
8.2.10.0040.00417.47
8.2.00.0080.00017.60
8.1.270.0140.00324.66
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00320.75
8.1.230.0080.00320.62
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0050.00517.11
8.1.190.0020.00517.38
8.1.180.0040.00418.10
8.1.170.0050.00320.49
8.1.160.0040.00418.71
8.1.150.0080.00018.41
8.1.140.0000.01017.29
8.1.130.0000.00817.69
8.1.120.0060.00317.38
8.1.110.0040.00417.29
8.1.100.0070.00017.20
8.1.90.0020.00517.29
8.1.80.0000.00717.26
8.1.70.0000.00717.30
8.1.60.0040.00417.44
8.1.50.0040.00417.37
8.1.40.0050.00317.36
8.1.30.0000.00717.34
8.1.20.0030.00617.38
8.1.10.0000.00717.31
8.1.00.0040.00417.41
8.0.300.0030.00319.90
8.0.290.0000.00716.63
8.0.280.0000.00718.24
8.0.270.0000.00817.09
8.0.260.0030.00316.80
8.0.250.0070.00016.87
8.0.240.0040.00416.78
8.0.230.0070.00016.81
8.0.220.0020.00516.59
8.0.210.0030.00316.63
8.0.200.0000.00716.79
8.0.190.0030.00416.79
8.0.180.0000.00716.82
8.0.170.0040.00416.84
8.0.160.0030.00516.80
8.0.150.0040.00416.79
8.0.140.0090.00016.71
8.0.130.0070.00013.21
8.0.120.0050.00316.73
8.0.110.0000.00816.69
8.0.100.0040.00416.61
8.0.90.0040.00416.64
8.0.80.0040.01116.82
8.0.70.0070.00016.82
8.0.60.0040.00416.63
8.0.50.0000.00816.71
8.0.30.0080.01316.95
8.0.20.0090.01117.03
8.0.10.0000.00816.85
8.0.00.0100.00816.71
7.4.330.0020.00212.91
7.4.320.0030.00316.38
7.4.300.0000.00616.32
7.4.290.0000.00716.36
7.4.280.0030.00616.45
7.4.270.0060.00016.36
7.4.260.0030.00313.17
7.4.250.0060.00316.37
7.4.240.0030.00316.37
7.4.230.0000.00716.44
7.4.220.0070.01116.33
7.4.210.0050.00916.47
7.4.200.0030.00316.36
7.4.190.0050.00316.18
7.4.160.0040.01316.52
7.4.150.0120.00616.31
7.4.140.0100.01016.40
7.4.130.0060.01216.28
7.4.120.0100.00716.35
7.4.110.0030.02016.66
7.4.100.0060.01016.29
7.4.90.0100.00716.29
7.4.80.0140.00916.31
7.4.70.0100.01016.32
7.4.60.0070.01316.33
7.4.50.0070.00016.49
7.4.40.0040.00816.57
7.4.30.0060.00916.45
7.4.00.0000.01614.85
7.3.330.0000.00613.02
7.3.320.0030.00313.11
7.3.310.0050.00216.12
7.3.300.0030.00316.14
7.3.290.0070.00716.10
7.3.280.0080.01116.13
7.3.270.0100.00716.31
7.3.260.0100.00716.04
7.3.250.0120.00916.17
7.3.240.0100.01116.26
7.3.230.0070.01016.27
7.3.210.0080.00816.05
7.3.200.0150.00319.39
7.3.190.0150.00616.29
7.3.180.0100.00716.09
7.3.170.0030.01316.33
7.3.160.0100.00616.41
7.3.120.0090.00614.68
7.3.10.0030.01016.57
7.3.00.0060.00316.67
7.2.330.0110.00716.43
7.2.320.0140.00916.37
7.2.310.0110.00716.39
7.2.300.0000.01616.40
7.2.290.0130.00316.24
7.2.130.0100.00316.77
7.2.120.0070.01016.52
7.2.110.0080.00816.68
7.2.100.0000.01016.88
7.2.90.0060.00816.62
7.2.80.0070.00416.63
7.2.70.0100.00016.68
7.2.60.0070.01016.50
7.2.50.0030.00616.78
7.2.40.0100.00316.97
7.2.30.0060.01016.90
7.2.20.0090.00616.84
7.2.10.0040.00716.50
7.2.00.0030.01317.93
7.1.250.0030.00715.78
7.1.100.0030.00818.07
7.1.70.0070.00316.75
7.1.60.0150.00919.40
7.1.50.0110.00416.76
7.1.00.0030.06722.30
7.0.200.0110.00416.37
7.0.140.0030.07722.16
7.0.120.0070.07322.05
7.0.90.0070.05019.91
7.0.80.0100.05019.86
7.0.70.0070.08719.86
7.0.60.0130.04719.82
7.0.50.0130.07720.30
7.0.40.0130.07720.18
7.0.30.0100.08319.95
7.0.20.0030.08020.11
7.0.10.0130.07720.02
7.0.00.0130.05020.07
5.6.280.0000.07721.09
5.6.240.0070.07720.63
5.6.230.0030.07320.74
5.6.220.0130.04320.64
5.6.210.0130.07720.75
5.6.200.0170.07721.04
5.6.190.0070.08321.03
5.6.180.0130.06721.08
5.6.170.0100.08021.03
5.6.160.0070.08021.06
5.6.150.0030.09020.95
5.6.140.0130.06321.02
5.6.130.0000.07321.00
5.6.120.0070.06721.01
5.6.110.0070.08021.00
5.6.100.0100.07021.03
5.6.90.0100.07721.01
5.6.80.0100.06720.39
5.6.70.0070.05320.38
5.6.60.0070.07320.30
5.6.50.0100.08020.42
5.6.40.0030.08020.48
5.6.30.0100.07720.37
5.6.20.0100.06720.42
5.6.10.0030.08320.52
5.6.00.0100.06720.41
5.5.380.0000.05020.48
5.5.370.0070.07720.50
5.5.360.0200.03320.38
5.5.350.0000.08320.46
5.5.340.0100.07720.75
5.5.330.0130.08020.88
5.5.320.0070.08320.78
5.5.310.0100.07720.91
5.5.300.0130.04720.88
5.5.290.0130.05020.83
5.5.280.0230.06720.88
5.5.270.0030.08720.85
5.5.260.0000.08720.80
5.5.250.0030.09020.68
5.5.240.0070.06020.02
5.5.230.0170.06320.23
5.5.220.0070.08020.25
5.5.210.0030.04720.13
5.5.200.0200.06320.19
5.5.190.0070.04320.22
5.5.180.0130.06720.12
5.5.160.0100.07720.23
5.5.150.0100.07720.28
5.5.140.0170.07320.07
5.5.130.0030.05320.11
5.5.120.0170.07020.16
5.5.110.0030.07020.18
5.5.100.0130.07020.16
5.5.90.0200.06020.08
5.5.80.0230.06020.16
5.5.70.0030.06320.09
5.5.60.0070.05020.09
5.5.50.0130.07020.05
5.5.40.0100.08020.09
5.5.30.0030.07720.04
5.5.20.0030.08720.14
5.5.10.0100.06020.10
5.5.00.0070.07319.99
5.4.450.0130.06719.40
5.4.440.0070.07319.30
5.4.430.0130.07319.38
5.4.420.0130.07319.41
5.4.410.0070.07719.27
5.4.400.0070.07319.10
5.4.390.0100.07019.07
5.4.380.0130.06019.07
5.4.370.0130.05718.78
5.4.360.0030.08019.09
5.4.350.0070.07718.98
5.4.340.0170.06019.04
5.4.320.0000.07718.90
5.4.310.0200.07019.03
5.4.300.0100.07319.11
5.4.290.0000.07719.12
5.4.280.0100.05718.96
5.4.270.0070.07318.94
5.4.260.0070.07718.82
5.4.250.0030.06018.94
5.4.240.0130.04319.04
5.4.230.0070.06018.95
5.4.220.0070.05318.94
5.4.210.0100.07318.97
5.4.200.0070.07319.12
5.4.190.0170.04018.89
5.4.180.0100.07018.97
5.4.170.0130.07018.89
5.4.160.0130.06019.02
5.4.150.0100.07719.20
5.4.140.0100.06716.07
5.4.130.0070.06316.07
5.4.120.0000.05016.31
5.4.110.0070.07016.26
5.4.100.0100.05716.21
5.4.90.0100.07316.44
5.4.80.0070.07316.34
5.4.70.0030.05716.21
5.4.60.0030.07316.21
5.4.50.0000.07316.23
5.4.40.0070.07016.39
5.4.30.0100.04316.25
5.4.20.0100.06716.39
5.4.10.0070.07716.30
5.4.00.0100.07015.67
5.3.290.0130.06314.67
5.3.280.0070.07714.58
5.3.270.0030.08014.42
5.3.260.0100.05714.59
5.3.250.0070.08014.46
5.3.240.0100.05314.59
5.3.230.0030.04314.55
5.3.220.0030.06714.49
5.3.210.0100.06714.50
5.3.200.0030.07314.52
5.3.190.0100.06714.38
5.3.180.0030.07314.54
5.3.170.0070.05314.42
5.3.160.0070.06714.37
5.3.150.0000.07714.41
5.3.140.0070.07014.55
5.3.130.0000.08714.40
5.3.120.0030.07714.38
5.3.110.0070.07314.50
5.3.100.0030.05013.96
5.3.90.0100.07313.87
5.3.80.0030.07014.02
5.3.70.0100.07714.00
5.3.60.0070.07713.94
5.3.50.0000.07713.80
5.3.40.0100.06313.92
5.3.30.0100.05313.65
5.3.20.0170.06313.65
5.3.10.0070.05713.61
5.3.00.0030.08013.58

preferences:
43.37 ms | 400 KiB | 5 Q