3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "a:1:{s:19:\"is_featured_service\";b:0;}"; $json = json_encode(unserialize($string)); var_dump($json);

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)
8.3.70.0090.00616.38
8.3.60.0150.00416.38
8.3.50.0120.00716.37
8.3.40.0110.00418.53
8.3.30.0070.01418.50
8.3.20.0000.00820.20
8.3.10.0080.00020.86
8.3.00.0080.00020.34
8.2.190.0000.01516.58
8.2.180.0100.01016.63
8.2.170.0140.00422.96
8.2.160.0100.00319.17
8.2.150.0090.00024.18
8.2.140.0030.00624.66
8.2.130.0040.00421.15
8.2.120.0090.00026.35
8.2.110.0000.00820.46
8.2.100.0090.00317.69
8.2.90.0040.00417.63
8.2.80.0040.00418.61
8.2.70.0080.00017.63
8.2.60.0040.00417.91
8.2.50.0040.00418.07
8.2.40.0030.00618.22
8.2.30.0040.00418.06
8.2.20.0040.00417.91
8.2.10.0000.00818.11
8.2.00.0040.00418.11
8.1.280.0090.00625.92
8.1.270.0080.00023.89
8.1.260.0030.00526.35
8.1.250.0020.00528.09
8.1.240.0060.00318.97
8.1.230.0070.00317.70
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0060.00317.35
8.1.190.0000.00817.22
8.1.180.0060.00318.10
8.1.170.0080.00020.25
8.1.160.0000.00718.82
8.1.150.0070.00020.29
8.1.140.0000.00719.55
8.1.130.0000.00818.88
8.1.120.0000.00717.46
8.1.110.0040.00417.46
8.1.100.0020.00517.39
8.1.90.0000.00717.41
8.1.80.0000.00817.34
8.1.70.0030.00317.42
8.1.60.0000.00817.55
8.1.50.0030.00617.46
8.1.40.0050.00317.44
8.1.30.0030.00617.59
8.1.20.0040.00417.61
8.1.10.0040.00417.49
8.1.00.0000.00817.28
8.0.300.0000.00818.77
8.0.290.0060.00316.63
8.0.280.0030.00318.29
8.0.270.0030.00317.25
8.0.260.0030.00318.72
8.0.250.0000.00716.87
8.0.240.0070.00016.96
8.0.230.0050.00216.95
8.0.220.0030.00316.87
8.0.210.0000.00716.91
8.0.200.0040.00416.98
8.0.190.0030.00916.84
8.0.180.0020.00516.89
8.0.170.0070.00016.74
8.0.160.0030.00516.89
8.0.150.0030.00416.88
8.0.140.0000.00716.84
8.0.130.0040.00413.31
8.0.120.0040.00416.76
8.0.110.0070.00016.93
8.0.100.0040.00416.90
8.0.90.0000.00716.83
8.0.80.0060.01016.83
8.0.70.0000.00716.88
8.0.60.0040.00316.97
8.0.50.0040.00416.85
8.0.30.0110.00816.97
8.0.20.0090.01117.40
8.0.10.0000.00716.97
8.0.00.0060.01216.57
7.4.330.0040.00015.55
7.4.320.0030.00316.36
7.4.300.0030.00316.38
7.4.290.0000.00816.36
7.4.280.0040.00416.43
7.4.270.0000.00716.44
7.4.260.0040.00416.40
7.4.250.0040.00416.38
7.4.240.0040.00416.50
7.4.230.0030.00316.30
7.4.220.0070.01016.45
7.4.210.0070.00916.42
7.4.200.0000.00716.41
7.4.160.0090.00816.45
7.4.150.0110.00717.40
7.4.140.0090.01117.86
7.4.130.0090.00916.34
7.4.120.0090.01016.43
7.4.110.0030.01516.37
7.4.100.0070.01416.46
7.4.90.0130.01016.54
7.4.80.0100.01019.39
7.4.70.0150.00616.49
7.4.60.0120.00816.49
7.4.50.0090.00416.35
7.4.40.0100.01016.55
7.4.30.0120.00616.37
7.4.00.0120.00614.94
7.3.330.0050.00013.04
7.3.320.0050.00012.88
7.3.310.0070.00016.09
7.3.300.0060.00016.00
7.3.290.0000.00716.00
7.3.280.0110.00516.15
7.3.270.0100.00717.40
7.3.260.0060.01316.22
7.3.250.0140.00816.22
7.3.240.0110.00616.40
7.3.230.0100.00716.31
7.3.210.0070.01016.04
7.3.200.0080.00916.16
7.3.190.0100.00616.34
7.3.180.0120.00516.43
7.3.170.0090.00916.54
7.3.160.0070.00716.34
7.2.330.0090.00916.61
7.2.320.0140.01016.56
7.2.310.0100.01316.59
7.2.300.0070.01016.57
7.2.290.0100.01016.58
7.2.120.0320.01314.53
7.2.110.0320.00314.37
7.2.100.0330.00314.82
7.2.90.0400.01014.45
7.2.80.0560.00714.23
7.2.70.0500.01014.74
7.2.60.0290.00915.68
7.2.50.0590.00014.87
7.2.40.0780.00314.87
7.2.30.0430.00415.14
7.2.20.0390.01614.82
7.2.10.0440.00914.90
7.2.00.0380.00714.86
7.1.240.0300.00713.55
7.1.230.0270.00713.68
7.1.220.0300.00713.82
7.1.210.0390.01313.71
7.1.200.0370.00514.58
7.1.190.0410.01013.76
7.1.180.0420.01013.74
7.1.170.0560.00313.55
7.1.160.0420.00313.81
7.1.150.0370.00713.67
7.1.140.0720.00313.86
7.1.130.0320.01013.56
7.1.120.0480.00714.00
7.1.110.0370.00313.93
7.1.100.0410.00913.96
7.1.90.0190.01115.88
7.1.80.0390.00615.76
7.1.70.0260.00815.61
7.1.60.0400.01624.27
7.1.50.0910.00924.40
7.1.40.0290.00724.10
7.1.30.0210.00824.20
7.1.20.0280.01324.25
7.1.10.0210.00615.19
7.1.00.0160.01015.12
7.0.320.0300.00713.65
7.0.310.0570.01113.53
7.0.300.0530.00613.37
7.0.290.0360.00813.44
7.0.280.0570.00913.64
7.0.270.0530.00013.53
7.0.260.0610.00713.36
7.0.250.0480.00713.29
7.0.240.0580.00313.44
7.0.230.0310.01315.65
7.0.220.0230.00915.58
7.0.210.0370.00613.59
7.0.200.0290.00514.99
7.0.190.0250.00515.08
7.0.180.0150.01014.89
7.0.170.0190.00914.84
7.0.160.0240.00814.88
7.0.150.0190.00714.69
7.0.140.0210.01014.79
7.0.130.0170.01214.96
7.0.120.0200.00814.91
7.0.110.0240.00614.87
7.0.100.0260.00414.82
7.0.90.0230.01114.77
7.0.80.0180.00914.89
7.0.70.0210.00714.97
7.0.60.0240.00614.85
7.0.50.0340.00914.94
7.0.40.0180.01014.95
7.0.30.0240.00715.02
7.0.20.0310.00914.94
7.0.10.0190.01314.92
7.0.00.0210.01015.01
5.6.380.0030.01014.04

preferences:
29.88 ms | 401 KiB | 5 Q