3v4l.org

run code in 300+ PHP versions simultaneously
<?php $data = "test\n123"; var_dump($data); $json = json_encode($data); var_dump($json); $data2 = json_decode($data); var_dump($data2); $json2 = json_encode($data); var_dump($json2);

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)
8.3.70.0070.01118.18
8.3.60.0070.01016.63
8.3.50.0110.00316.47
8.3.40.0110.00718.77
8.3.30.0150.00018.69
8.3.20.0050.00220.24
8.3.10.0080.00023.49
8.3.00.0000.00817.34
8.2.180.0090.00916.38
8.2.170.0170.00322.96
8.2.160.0070.00720.29
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00422.13
8.2.120.0040.00426.35
8.2.110.0090.00020.64
8.2.100.0040.00717.72
8.2.90.0040.00420.47
8.2.80.0030.00517.97
8.2.70.0000.00917.78
8.2.60.0050.00318.22
8.2.50.0030.00618.10
8.2.40.0000.00820.30
8.2.30.0090.00020.95
8.2.20.0040.00417.89
8.2.10.0060.00318.11
8.2.00.0030.00318.04
8.1.280.0140.01125.92
8.1.270.0060.00323.82
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0030.00723.81
8.1.230.0080.00320.87
8.1.220.0040.00417.74
8.1.210.0070.00018.97
8.1.200.0000.00917.22
8.1.190.0050.00317.22
8.1.180.0050.00318.10
8.1.170.0030.00618.90
8.1.160.0040.00419.01
8.1.150.0000.00718.69
8.1.140.0030.00617.29
8.1.130.0000.00718.86
8.1.120.0040.00417.31
8.1.110.0080.00017.45
8.1.100.0040.00417.32
8.1.90.0000.00717.38
8.1.80.0030.00317.31
8.1.70.0030.00317.32
8.1.60.0030.00617.51
8.1.50.0030.00617.38
8.1.40.0040.00417.35
8.1.30.0000.00717.47
8.1.20.0080.00017.56
8.1.10.0000.00817.34
8.1.00.0050.00217.34
8.0.300.0040.00419.82
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0030.00317.07
8.0.260.0030.00316.69
8.0.250.0020.00516.78
8.0.240.0030.00516.83
8.0.230.0030.00616.75
8.0.220.0000.00816.83
8.0.210.0060.00316.72
8.0.200.0030.00316.89
8.0.190.0000.00816.89
8.0.180.0000.00716.86
8.0.170.0070.00016.74
8.0.160.0030.00716.72
8.0.150.0070.00016.78
8.0.140.0050.00316.77
8.0.130.0050.00013.23
8.0.120.0040.00416.64
8.0.110.0040.00416.82
8.0.100.0040.00416.71
8.0.90.0040.00416.69
8.0.80.0130.00316.75
8.0.70.0000.00816.82
8.0.60.0000.00716.74
8.0.50.0040.00416.87
8.0.30.0050.01616.93
8.0.20.0130.00517.40
8.0.10.0040.00416.89
8.0.00.0180.00616.61
7.4.330.0030.00315.55
7.4.320.0000.00716.34
7.4.300.0000.00716.46
7.4.290.0030.00316.57
7.4.280.0000.00816.47
7.4.270.0040.00416.50
7.4.260.0000.00613.17
7.4.250.0030.00316.52
7.4.240.0000.00716.43
7.4.230.0070.00016.55
7.4.220.0090.01216.59
7.4.210.0130.00316.34
7.4.200.0000.00716.57
7.4.160.0110.00816.50
7.4.150.0060.01217.40
7.4.140.0110.00617.86
7.4.130.0150.00716.63
7.4.120.0130.00716.45
7.4.110.0110.00516.29
7.4.100.0120.01216.41
7.4.90.0030.01816.59
7.4.80.0130.00319.39
7.4.70.0120.00916.52
7.4.60.0110.00616.44
7.4.50.0070.01116.50
7.4.40.0140.00316.57
7.4.30.0100.00616.33
7.4.00.0070.00914.85
7.3.330.0040.00412.83
7.3.320.0000.00613.12
7.3.310.0070.00016.04
7.3.300.0040.00416.18
7.3.290.0070.01016.12
7.3.280.0060.01116.12
7.3.270.0130.00317.40
7.3.260.0100.00716.27
7.3.250.0110.00716.21
7.3.240.0080.01216.33
7.3.230.0060.01316.13
7.3.210.0120.00416.45
7.3.200.0050.01116.07
7.3.190.0100.01316.50
7.3.180.0140.00516.31
7.3.170.0110.00616.23
7.3.160.0110.00516.40
7.3.120.0100.01014.19
7.3.110.0030.01514.48
7.3.100.0110.00714.24
7.3.90.0100.00314.48
7.3.80.0090.00614.54
7.3.70.0030.00714.29
7.3.60.0070.00714.62
7.3.50.0030.01014.62
7.3.40.0030.01014.76
7.3.30.0120.00014.69
7.3.20.0060.01215.96
7.3.10.0030.01016.46
7.3.00.0060.00616.57
7.2.330.0070.01116.50
7.2.320.0110.00716.57
7.2.310.0110.00716.29
7.2.300.0040.01516.32
7.2.290.0100.00716.66
7.2.250.0030.01414.70
7.2.240.0060.01015.01
7.2.230.0030.00914.53
7.2.220.0100.00715.04
7.2.210.0060.01314.80
7.2.200.0040.00814.63
7.2.190.0080.00614.80
7.2.180.0030.00714.96
7.2.170.0000.01214.88
7.2.160.0030.01414.91
7.2.150.0090.00916.72
7.2.140.0060.00916.71
7.2.130.0100.00316.66
7.2.120.0060.00916.80
7.2.110.0120.00616.69
7.2.100.0090.00616.77
7.2.90.0030.00716.82
7.2.80.0030.01516.71
7.2.70.0030.01016.64
7.2.60.0020.01316.71
7.2.50.0090.00016.59
7.2.40.0090.00316.57
7.2.30.0060.01016.73
7.2.20.0100.00316.59
7.2.10.0000.01316.52
7.2.00.0030.00918.04
7.1.330.0070.01015.60
7.1.320.0080.00815.98
7.1.310.0070.01015.74
7.1.300.0090.00015.54
7.1.290.0070.00715.85
7.1.280.0060.00815.64
7.1.270.0090.00315.67
7.1.260.0060.00615.74
7.1.250.0060.00615.76
7.1.240.0070.01015.94
7.1.230.0090.00315.53
7.1.220.0060.00915.34
7.1.210.0040.00715.61
7.1.200.0050.00815.50
7.1.190.0040.00715.54
7.1.180.0030.01015.53
7.1.170.0030.01015.70
7.1.160.0060.00615.60
7.1.150.0100.00715.61
7.1.140.0060.00615.29
7.1.130.0080.00315.71
7.1.120.0100.00715.73
7.1.110.0060.00915.71
7.1.100.0080.00516.94
7.1.90.0060.01015.67
7.1.80.0040.01415.49
7.1.70.0020.01216.45
7.1.60.0090.00916.32
7.1.50.0080.00616.19
7.1.40.0090.00915.78
7.1.30.0100.00515.82
7.1.20.0090.00716.21
7.1.10.0050.00616.02
7.1.00.0070.00916.15
7.0.330.0110.00415.02
7.0.320.0030.01015.08
7.0.310.0070.00715.36
7.0.300.0000.00914.80
7.0.290.0070.00715.27
7.0.280.0100.00615.28
7.0.270.0070.01015.42
7.0.260.0070.01015.19
7.0.250.0060.01015.04
7.0.240.0040.00715.25
7.0.230.0030.01215.22
7.0.220.0100.00614.98
7.0.210.0030.01414.82
7.0.200.0080.00315.82
7.0.190.0060.00815.83
7.0.180.0070.00815.60
7.0.170.0020.01315.61
7.0.160.0080.00815.83
7.0.150.0060.00815.63
7.0.140.0050.00915.55
7.0.130.0000.01315.90
7.0.120.0060.00615.84
7.0.110.0060.00515.63
7.0.100.0010.00815.79
7.0.90.0050.00815.67
7.0.80.0040.00715.76
7.0.70.0030.00615.78
7.0.60.0020.01115.55
7.0.50.0080.00515.79
7.0.40.0090.00313.88
7.0.30.0090.00113.97
7.0.20.0050.00914.07
7.0.10.0020.00613.99
7.0.00.0070.00613.88
5.6.400.0060.00914.25
5.6.390.0040.00813.90
5.6.380.0100.00314.11
5.6.370.0070.00713.67
5.6.360.0050.00313.98
5.6.350.0030.01013.89
5.6.340.0090.00313.99
5.6.330.0040.01413.93
5.6.320.0090.00314.07
5.6.310.0080.00313.63
5.6.300.0050.00313.95
5.6.290.0060.00313.98
5.6.280.0070.00714.04
5.6.270.0000.01213.92
5.6.260.0040.00813.83
5.6.250.0090.00313.97
5.6.240.0140.00014.35
5.6.230.0060.00314.32
5.6.220.0030.00614.13
5.6.210.0030.01214.23
5.6.200.0040.00413.90
5.6.190.0080.00313.96
5.6.180.0070.01014.20
5.6.170.0000.01314.05
5.6.160.0090.00313.97
5.6.150.0030.01214.10
5.6.140.0060.00613.96
5.6.130.0130.00313.93
5.6.120.0100.00313.96
5.6.110.0040.00713.71
5.6.100.0090.00013.90
5.6.90.0090.00313.84
5.6.80.0030.00613.90
5.6.70.0000.01313.80
5.6.60.0100.00313.87
5.6.50.0000.00814.05
5.6.40.0030.01013.95
5.6.30.0060.00913.84
5.6.20.0000.00913.96
5.6.10.0110.00413.73
5.6.00.0070.01014.01

preferences:
43.7 ms | 401 KiB | 5 Q