3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array("dog"=>"ralph","cat"=>"jane"); $arr = json_encode($arr); echo "<script>"; echo "var p = '".$arr."'";

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)
8.3.60.0180.00318.43
8.3.50.0120.00621.20
8.3.40.0110.00418.54
8.3.30.0110.00418.45
8.3.20.0000.00818.70
8.3.10.0040.00420.23
8.3.00.0040.00423.54
8.2.180.0190.00016.75
8.2.170.0040.01122.96
8.2.160.0100.01020.27
8.2.150.0070.00024.18
8.2.140.0120.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00719.36
8.2.110.0030.00720.52
8.2.100.0050.00517.78
8.2.90.0040.00419.05
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0030.00718.07
8.2.40.0050.00318.34
8.2.30.0040.00419.72
8.2.20.0040.00419.58
8.2.10.0040.00417.82
8.2.00.0030.00617.71
8.1.280.0160.00325.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0000.00822.14
8.1.230.0090.00317.52
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0000.00917.23
8.1.190.0030.00617.50
8.1.180.0000.00818.10
8.1.170.0050.00318.93
8.1.160.0070.00018.79
8.1.150.0080.00018.54
8.1.140.0030.00617.50
8.1.130.0070.00017.73
8.1.120.0050.00317.53
8.1.110.0000.00817.51
8.1.100.0040.00417.46
8.1.90.0050.00217.45
8.1.80.0030.00317.41
8.1.70.0030.00317.39
8.1.60.0050.00217.53
8.1.50.0030.00517.46
8.1.40.0040.00417.41
8.1.30.0040.00417.66
8.1.20.0040.00417.53
8.1.10.0040.00417.55
8.1.00.0040.00417.40
8.0.300.0070.00018.77
8.0.290.0080.00016.75
8.0.280.0030.00318.35
8.0.270.0040.00417.29
8.0.260.0000.00716.73
8.0.250.0040.00416.86
8.0.240.0080.00416.84
8.0.230.0030.00316.84
8.0.220.0030.00316.87
8.0.210.0030.00316.83
8.0.200.0060.00016.96
8.0.190.0060.00316.82
8.0.180.0030.00516.91
8.0.170.0080.00016.84
8.0.160.0030.00716.91
8.0.150.0030.00716.81
8.0.140.0080.00316.81
8.0.130.0030.00313.31
8.0.120.0000.00916.88
8.0.110.0000.00816.71
8.0.100.0040.00416.79
8.0.90.0070.00016.74
8.0.80.0080.00816.93
8.0.70.0070.00017.00
8.0.60.0040.00416.82
8.0.50.0000.00716.66
8.0.30.0140.00516.90
8.0.20.0130.00717.40
8.0.10.0070.00016.81
8.0.00.0080.01116.75
7.4.330.0000.00513.43
7.4.320.0000.00616.58
7.4.300.0000.00616.54
7.4.290.0030.00316.33
7.4.280.0040.00416.50
7.4.270.0000.00716.43
7.4.260.0030.00313.20
7.4.250.0050.00316.43
7.4.240.0030.00316.54
7.4.230.0030.00316.51
7.4.220.0120.00616.42
7.4.210.0070.01016.49
7.4.200.0030.00316.27
7.4.190.0070.00016.59
7.4.160.0100.00716.63
7.4.150.0070.01617.40
7.4.140.0100.00817.86
7.4.130.0140.00316.39
7.4.120.0030.01416.47
7.4.110.0070.01016.51
7.4.100.0090.00916.48
7.4.90.0090.00916.45
7.4.80.0130.01019.04
7.4.70.0080.00916.32
7.4.60.0030.01316.52
7.4.50.0090.00016.44
7.4.40.0090.00522.27
7.4.30.0100.00616.55
7.4.00.0030.01314.93
7.3.330.0030.00313.08
7.3.320.0060.00013.06
7.3.310.0000.00716.19
7.3.300.0000.00816.29
7.3.290.0060.00616.28
7.3.280.0100.00916.30
7.3.270.0100.00717.40
7.3.260.0090.00818.24
7.3.250.0150.00616.29
7.3.240.0100.00716.28
7.3.230.0170.00716.50
7.3.210.0090.00816.26
7.3.200.0110.01119.39
7.3.190.0130.00816.60
7.3.180.0070.01116.61
7.3.170.0110.00716.32
7.3.160.0100.00516.30
7.3.120.0070.00714.50
7.2.330.0030.01416.72
7.2.320.0040.01816.63
7.2.310.0170.00016.54
7.2.300.0090.00916.55
7.2.290.0180.00016.43
7.2.60.0130.00016.38
7.2.00.0030.01319.45
7.1.200.0030.00715.75
7.1.100.0110.00418.19
7.1.70.0060.00916.98
7.1.60.0060.00617.16
7.1.50.0030.01316.96
7.1.00.0030.05322.54
7.0.200.0030.01216.82
7.0.140.0030.09322.18
7.0.110.0030.08719.91
7.0.100.0330.05719.89
7.0.90.0130.04319.91
7.0.80.0100.07719.88
7.0.70.0300.06020.03
7.0.60.0100.08320.07
7.0.50.0070.08320.08
7.0.40.0030.08719.75
7.0.30.0100.08019.75
7.0.20.0100.08019.64
7.0.10.0100.07719.65
7.0.00.0170.07019.85
5.6.280.0000.07720.77
5.6.260.0030.05320.69
5.6.250.0100.05720.73
5.6.240.0170.08320.66
5.6.230.0070.08020.54
5.6.220.0100.07020.80
5.6.210.0070.08020.62
5.6.200.0070.08720.61
5.6.190.0130.07720.62
5.6.180.0130.07720.55
5.6.170.0100.08020.61
5.6.160.0070.06020.70
5.6.150.0100.08320.70
5.6.140.0230.06320.84
5.6.130.0230.07320.59
5.6.120.0000.08320.64
5.6.110.0070.07020.62
5.6.100.0070.07020.69
5.6.90.0070.03720.59
5.6.80.0030.04320.08
5.6.70.0200.07319.92
5.6.60.0130.07320.05
5.6.50.0130.07319.98
5.6.40.0030.08720.05
5.6.30.0030.07320.07
5.6.20.0130.07320.20
5.6.10.0070.06720.20
5.6.00.0130.07319.96
5.5.380.0030.08017.63
5.5.370.0070.07317.66
5.5.360.0100.07317.61
5.5.350.0100.07317.40
5.5.340.0130.07318.25
5.5.330.0100.07717.87
5.5.320.0030.08718.12
5.5.310.0100.07017.86
5.5.300.0100.08018.02
5.5.290.0070.04717.86
5.5.280.0100.07718.00
5.5.270.0130.07318.15
5.5.260.0070.08017.84
5.5.250.0000.04717.68
5.5.240.0130.07017.38
5.5.230.0070.09017.23
5.5.220.0030.07017.48
5.5.210.0100.06717.24
5.5.200.0030.08317.47
5.5.190.0200.07017.47
5.5.180.0030.08017.20
5.5.160.0100.08017.51
5.5.150.0100.06317.21
5.5.140.0070.07317.36
5.5.130.0030.08017.21
5.5.120.0100.06717.47
5.5.110.0030.08017.47
5.5.100.0100.07317.27
5.5.90.0030.07717.26
5.5.80.0130.07017.01
5.5.70.0070.05717.13
5.5.60.0030.07717.34
5.5.50.0000.08317.36
5.5.40.0030.08017.09
5.5.30.0070.05317.33
5.5.20.0070.07017.08
5.5.10.0030.08017.22
5.5.00.0030.07717.08
5.4.450.0070.08319.45
5.4.440.0070.08019.46
5.4.430.0070.07319.40
5.4.420.0100.03319.42
5.4.410.0000.05019.38
5.4.400.0030.04018.95
5.4.390.0130.05018.98
5.4.380.0070.05319.03
5.4.370.0100.06719.10
5.4.360.0070.07719.18
5.4.350.0030.07319.15
5.4.340.0100.07319.18
5.4.320.0030.08019.01
5.4.310.0070.06019.03
5.4.300.0170.06019.00
5.4.290.0030.07719.18
5.4.280.0030.07019.27
5.4.270.0130.07018.95
5.4.260.0100.07719.17
5.4.250.0070.07019.09
5.4.240.0070.06019.02
5.4.230.0170.05018.98
5.4.220.0100.08019.17
5.4.210.0030.04718.94
5.4.200.0130.07019.00
5.4.190.0070.07719.01
5.4.180.0130.07018.94
5.4.170.0170.07019.01
5.4.160.0030.07019.14
5.4.150.0000.08319.08
5.4.140.0070.07716.58
5.4.130.0130.06316.42
5.4.120.0100.06716.46
5.4.110.0030.07316.18
5.4.100.0100.07016.48
5.4.90.0030.07716.09
5.4.80.0070.07316.34
5.4.70.0070.07316.50
5.4.60.0070.06716.46
5.4.50.0100.06316.20
5.4.40.0030.04016.11
5.4.30.0070.03716.55
5.4.20.0030.05316.46
5.4.10.0100.03716.25
5.4.00.0030.07315.95
5.3.290.0030.05314.59
5.3.280.0270.03314.54
5.3.270.0100.07714.54
5.3.260.0000.08714.49
5.3.250.0070.07014.64
5.3.240.0100.07314.48
5.3.230.0100.07714.66
5.3.220.0070.06314.42
5.3.210.0070.07014.41
5.3.200.0030.08014.58
5.3.190.0130.07014.58
5.3.180.0030.07714.44
5.3.170.0070.06314.44
5.3.160.0000.08714.49
5.3.150.0000.04314.44
5.3.140.0030.06314.54
5.3.130.0030.07314.43
5.3.120.0170.02714.61
5.3.110.0100.07314.42
5.3.100.0030.08014.15
5.3.90.0130.03713.91
5.3.80.0030.07313.95
5.3.70.0030.07313.93
5.3.60.0100.07313.88
5.3.50.0070.06713.89
5.3.40.0170.06714.00
5.3.30.0070.07313.93
5.3.20.0070.07013.62
5.3.10.0100.06313.44
5.3.00.0130.06013.72
5.2.170.0070.06311.06
5.2.160.0000.06711.30
5.2.150.0030.03711.04
5.2.140.0070.06311.13
5.2.130.0070.05011.11
5.2.120.0130.05011.11
5.2.110.0030.04011.09
5.2.100.0030.05711.00
5.2.90.0100.05710.90
5.2.80.0070.05711.03
5.2.70.0070.06011.09
5.2.60.0030.06311.08
5.2.50.0100.05710.96
5.2.40.0070.05710.89
5.2.30.0100.06011.04
5.2.20.0130.05010.87
5.2.10.0100.05710.99
5.2.00.0070.06010.71
5.1.60.0030.04010.19
5.1.50.0070.05310.19
5.1.40.0030.05710.19
5.1.30.0030.05710.28
5.1.20.0070.05310.25
5.1.10.0070.05710.19
5.1.00.0030.03710.21
5.0.50.0000.04710.19
5.0.40.0000.04310.19
5.0.30.0100.05310.19
5.0.20.0030.03710.19
5.0.10.0030.04310.19
5.0.00.0070.06310.19
4.4.90.0030.02310.19
4.4.80.0000.03310.19
4.4.70.0000.02310.19
4.4.60.0070.02710.19
4.4.50.0000.02310.19
4.4.40.0030.05310.19
4.4.30.0030.02710.19
4.4.20.0000.04010.19
4.4.10.0100.02710.19
4.4.00.0030.05710.19
4.3.110.0000.04010.19
4.3.100.0000.02010.19
4.3.90.0000.03310.19
4.3.80.0030.05310.19
4.3.70.0030.03310.19
4.3.60.0070.03010.19
4.3.50.0000.03710.19
4.3.40.0100.04310.19
4.3.30.0000.02710.19
4.3.20.0000.03710.19
4.3.10.0030.02710.19
4.3.00.0000.03310.19

preferences:
45.49 ms | 401 KiB | 5 Q