3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(json_decode("{a: 1, b:2}"));

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)
8.3.60.0000.01518.18
8.3.50.0070.01017.91
8.3.40.0110.00418.44
8.3.30.0070.00718.50
8.3.20.0050.00218.81
8.3.10.0090.00023.54
8.3.00.0040.00422.51
8.2.180.0220.00018.14
8.2.170.0190.00322.96
8.2.160.0040.01122.08
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0150.00026.16
8.2.120.0000.00819.23
8.2.110.0100.00020.37
8.2.100.0040.00817.66
8.2.90.0040.00417.90
8.2.80.0080.00017.97
8.2.70.0080.00017.68
8.2.60.0070.00018.09
8.2.50.0040.00418.10
8.2.40.0000.00820.93
8.2.30.0000.00720.53
8.2.20.0070.00017.84
8.2.10.0040.00417.80
8.2.00.0030.00319.34
8.1.280.0070.00725.92
8.1.270.0060.00322.06
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.01120.93
8.1.230.0060.00618.89
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0090.00017.00
8.1.190.0000.00817.13
8.1.180.0040.00418.10
8.1.170.0030.00518.82
8.1.160.0040.00418.70
8.1.150.0040.00418.75
8.1.140.0040.00418.98
8.1.130.0000.00618.94
8.1.120.0000.00817.35
8.1.110.0000.00817.37
8.1.100.0080.00317.29
8.1.90.0050.00317.28
8.1.80.0040.00417.35
8.1.70.0060.00317.26
8.1.60.0040.00417.41
8.1.50.0040.00417.28
8.1.40.0090.00317.36
8.1.30.0050.00517.44
8.1.20.0040.00417.38
8.1.10.0020.00517.40
8.1.00.0040.00417.32
8.0.300.0030.00618.77
8.0.290.0000.00916.58
8.0.280.0030.00318.31
8.0.270.0050.00317.04
8.0.260.0030.00318.57
8.0.250.0050.00516.87
8.0.240.0020.00516.83
8.0.230.0070.00016.65
8.0.220.0000.00816.62
8.0.210.0030.00316.65
8.0.200.0030.00316.85
8.0.190.0080.00016.82
8.0.180.0040.00416.68
8.0.170.0030.00616.69
8.0.160.0040.00416.75
8.0.150.0050.00316.55
8.0.140.0000.00716.55
8.0.130.0050.00013.18
8.0.120.0000.00816.73
8.0.110.0040.00416.66
8.0.100.0000.00716.75
8.0.90.0050.00216.85
8.0.80.0070.00916.81
8.0.70.0070.00016.68
8.0.60.0040.00416.64
8.0.50.0040.00416.64
8.0.30.0120.00616.88
8.0.20.0090.01217.40
8.0.10.0000.00816.91
8.0.00.0050.01316.64
7.4.330.0000.00515.55
7.4.320.0030.00316.50
7.4.300.0000.00616.27
7.4.290.0030.00316.21
7.4.280.0030.00616.45
7.4.270.0000.00716.33
7.4.260.0030.00316.27
7.4.250.0030.00316.29
7.4.240.0000.00716.38
7.4.230.0030.00316.20
7.4.220.0040.00416.11
7.4.210.0110.00616.39
7.4.200.0000.00716.57
7.4.160.0080.00816.34
7.4.140.0120.01017.86
7.4.130.0100.00716.34
7.4.120.0120.00716.42
7.4.110.0060.01116.48
7.4.100.0120.00616.45
7.4.90.0140.00916.43
7.4.80.0150.00419.39
7.4.70.0060.00916.29
7.4.60.0130.00616.22
7.4.50.0090.00616.22
7.4.40.0110.01116.49
7.4.00.0070.00914.54
7.3.330.0050.00012.84
7.3.320.0030.00312.91
7.3.310.0030.00316.15
7.3.300.0030.00616.03
7.3.290.0000.00816.17
7.3.280.0080.00816.09
7.3.260.0090.01016.29
7.3.240.0110.00716.23
7.3.230.0180.00016.18
7.3.210.0090.00916.16
7.3.200.0120.00616.41
7.3.190.0060.01016.09
7.3.180.0080.00816.29
7.3.170.0080.00816.25
7.3.160.0070.01416.16
7.3.120.0100.01014.75
7.3.110.0140.00314.91
7.3.100.0110.01114.70
7.3.90.0110.00414.59
7.3.80.0160.00314.65
7.3.70.0100.00314.74
7.3.60.0030.01014.64
7.3.50.0030.01014.57
7.3.40.0060.00314.63
7.3.30.0000.01314.61
7.3.20.0070.00716.32
7.3.10.0020.01116.48
7.3.00.0030.01116.59
7.2.330.0150.00616.16
7.2.320.0070.01016.46
7.2.310.0090.01416.29
7.2.300.0080.00916.39
7.2.290.0130.00316.16
7.2.250.0060.01215.02
7.2.240.0090.00914.80
7.2.230.0030.01014.51
7.2.220.0130.00614.79
7.2.210.0080.00414.95
7.2.200.0000.01414.77
7.2.190.0030.01314.71
7.2.180.0070.00714.79
7.2.170.0070.00314.60
7.2.160.0110.00414.54
7.2.150.0060.00916.88
7.2.140.0030.01016.70
7.2.130.0030.00916.71
7.2.120.0060.00516.64
7.2.110.0030.00916.51
7.2.100.0000.01116.44
7.2.90.0060.00816.61
7.2.80.0060.00915.96
7.2.70.0240.00816.17
7.2.60.0330.00316.02
7.2.50.0180.00715.98
7.2.40.0190.00416.09
7.2.30.0090.00516.18
7.2.20.0090.00716.13
7.2.10.0220.00616.11
7.2.00.0300.00816.16
7.1.330.0030.01615.58
7.1.320.0000.01415.75
7.1.310.0030.00915.59
7.1.300.0060.00615.70
7.1.290.0030.01015.78
7.1.280.0070.00715.69
7.1.270.0090.00315.37
7.1.260.0040.00715.75
7.1.250.0090.00315.65
7.1.240.0030.01015.42
7.1.230.0000.01315.48
7.1.220.0030.00915.73
7.1.210.0000.00815.49
7.1.200.0340.00814.69
7.1.190.0200.01014.86
7.1.180.0310.01314.69
7.1.170.0240.00514.67
7.1.160.0290.00714.72
7.1.150.0270.00714.88
7.1.140.0270.00814.61
7.1.130.0070.00914.57
7.1.120.0300.01114.75
7.1.110.0280.00314.75
7.1.100.0120.00614.69
7.1.90.0290.00714.58
7.1.80.0230.01014.82
7.1.70.0310.00814.76
7.1.60.0360.00623.60
7.1.50.0350.00823.68
7.1.40.0360.00823.59
7.1.30.0290.01223.87
7.1.20.0410.00523.57
7.1.10.0240.00514.56
7.1.00.0340.00114.70
7.0.330.0000.01315.06
7.0.320.0000.00915.15
7.0.310.0100.00715.06
7.0.300.0110.00315.15
7.0.290.0060.00315.43
7.0.280.0000.00815.30
7.0.270.0000.01015.18
7.0.260.0030.00915.19
7.0.250.0040.00415.39
7.0.240.0040.00715.28
7.0.230.0000.01115.06
7.0.220.0080.00015.25
7.0.210.0030.00615.38
7.0.200.0070.00415.21
7.0.190.0080.00015.29
7.0.180.0030.00715.22
7.0.170.0050.00315.26
7.0.160.0070.00315.42
7.0.150.0000.01115.25
7.0.140.0040.00415.48
7.0.130.0040.00815.16
7.0.120.0060.00615.24
7.0.110.0110.00015.42
7.0.100.0000.01315.07
7.0.90.0000.01215.35
7.0.80.0000.01015.38
7.0.70.0040.00415.16
7.0.60.0000.01115.43
7.0.50.0060.00315.33
7.0.40.0030.00713.36
7.0.30.0030.00613.22
7.0.20.0000.01013.26
7.0.10.0070.00713.43
7.0.00.0050.00313.44
5.6.400.0090.00014.20
5.6.390.0040.00414.08
5.6.380.0100.00314.16
5.6.370.0100.00314.40
5.6.360.0090.00314.35
5.6.350.0080.00013.80
5.6.340.0000.01414.11
5.6.330.0000.01114.02
5.6.320.0030.00913.93
5.6.310.0090.00014.04
5.6.300.0060.00614.20
5.6.290.0030.01014.27
5.6.280.0030.01014.27
5.6.270.0030.00614.23
5.6.260.0000.01114.22
5.6.250.0030.01014.17
5.6.240.0030.00914.33
5.6.230.0080.00413.93
5.6.220.0030.00614.05
5.6.210.0000.00814.34
5.6.200.0080.00014.28
5.6.190.0000.01413.76
5.6.180.0090.00314.18
5.6.170.0000.00814.28
5.6.160.0040.00713.95
5.6.150.0000.00814.11
5.6.140.0040.00414.12
5.6.130.0040.00814.14
5.6.120.0040.00814.10
5.6.110.0030.00614.08
5.6.100.0050.00314.18
5.6.90.0070.00714.38
5.6.80.0080.00014.37
5.6.70.0000.00813.88
5.6.60.0030.00713.95
5.6.50.0090.00314.10
5.6.40.0000.00813.96
5.6.30.0030.00913.93
5.6.20.0080.00014.00
5.6.10.0030.01013.98
5.6.00.0110.00414.09

preferences:
67.29 ms | 400 KiB | 5 Q