3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = "lol"; $var1 = "a:1:{i:0;a:1:{s:6:'Marque';s:6:'Anaïs';}}"; if(isSerialized($var1) === true){ unserialize($var1); echo "OK"; } else { echo "KO"; } function isSerialized($str) { return ($str == serialize(false) || @unserialize($str) !== false); }

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)
8.3.40.0170.00018.84
8.3.30.0100.00319.11
8.3.20.0070.00020.16
8.3.10.0090.00021.60
8.3.00.0040.00419.02
8.2.170.0100.01022.96
8.2.160.0100.00622.01
8.2.150.0030.00524.18
8.2.140.0030.00624.66
8.2.130.0070.00026.16
8.2.120.0060.00319.54
8.2.110.0070.00322.30
8.2.100.0100.00017.91
8.2.90.0000.00719.05
8.2.80.0040.00417.97
8.2.70.0050.00317.63
8.2.60.0040.00417.92
8.2.50.0030.00518.07
8.2.40.0000.00718.16
8.2.30.0000.00819.35
8.2.20.0050.00217.60
8.2.10.0040.00418.08
8.2.00.0080.00017.58
8.1.270.0040.00418.75
8.1.260.0050.00226.35
8.1.250.0060.00328.09
8.1.240.0070.00323.85
8.1.230.0070.00419.16
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0030.00517.00
8.1.180.0060.00318.10
8.1.170.0060.00318.29
8.1.160.0050.00322.04
8.1.150.0000.00718.89
8.1.140.0030.00519.20
8.1.130.0070.00017.73
8.1.120.0030.00317.33
8.1.110.0050.00217.40
8.1.100.0000.00717.44
8.1.90.0050.00317.35
8.1.80.0030.00517.45
8.1.70.0030.00317.48
8.1.60.0060.00317.55
8.1.50.0070.00417.53
8.1.40.0000.00817.44
8.1.30.0040.00417.65
8.1.20.0040.00417.47
8.1.10.0040.00417.32
8.1.00.0040.00417.41
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.44
8.0.270.0000.00817.29
8.0.260.0060.00017.10
8.0.250.0000.00717.04
8.0.240.0000.00717.02
8.0.230.0000.00716.99
8.0.220.0000.00716.96
8.0.210.0070.00017.01
8.0.200.0030.00316.91
8.0.190.0040.00417.02
8.0.180.0000.00816.86
8.0.170.0080.00016.96
8.0.160.0030.00317.00
8.0.150.0040.00416.81
8.0.140.0000.00816.90
8.0.130.0030.00313.32
8.0.120.0040.00416.83
8.0.110.0080.00016.96
8.0.100.0040.00416.79
8.0.90.0080.00016.96
8.0.80.0070.01416.92
8.0.70.0000.00716.73
8.0.60.0070.00016.89
8.0.50.0080.00016.83
8.0.30.0110.01116.97
8.0.20.0150.00917.40
8.0.10.0070.00016.96
8.0.00.0080.01017.05
7.4.330.0030.00315.03
7.4.320.0000.00816.60
7.4.300.0060.00016.50
7.4.290.0030.00316.57
7.4.280.0000.00916.59
7.4.270.0070.00016.51
7.4.260.0040.00416.38
7.4.250.0030.00616.52
7.4.240.0040.00316.50
7.4.230.0030.00316.49
7.4.220.0060.01316.56
7.4.210.0120.00516.47
7.4.200.0050.00216.52
7.4.160.0080.00816.54
7.4.150.0120.00617.40
7.4.140.0120.00817.86
7.4.130.0140.00516.61
7.4.120.0070.00916.47
7.4.110.0060.01616.47
7.4.100.0140.00716.55
7.4.90.0040.01416.51
7.4.80.0100.00719.39
7.4.70.0130.00416.57
7.4.60.0090.00616.54
7.4.50.0000.00816.43
7.4.40.0120.01116.41
7.4.30.0140.00716.73
7.4.10.0090.00915.10
7.4.00.0080.01014.90
7.3.330.0060.00013.23
7.3.320.0050.00013.17
7.3.310.0030.00616.38
7.3.300.0070.00016.41
7.3.290.0080.00016.34
7.3.280.0050.01516.36
7.3.270.0120.00617.40
7.3.260.0150.00316.37
7.3.250.0090.00816.47
7.3.240.0140.00416.60
7.3.230.0120.00616.58
7.3.210.0030.01316.51
7.3.200.0160.00019.39
7.3.190.0060.00916.52
7.3.180.0000.01516.46
7.3.170.0040.01316.30
7.3.160.0030.01416.56
7.3.130.0070.00714.91
7.3.120.0050.01015.06
7.3.110.0090.00814.98
7.3.100.0090.00514.86
7.3.90.0060.00514.89
7.3.80.0040.00914.87
7.3.70.0070.01014.78
7.3.60.0050.00914.88
7.3.50.0060.00714.75
7.3.40.0040.00914.91
7.3.30.0050.00714.83
7.3.20.0060.00516.69
7.3.10.0040.00916.67
7.3.00.0090.00716.63
7.2.330.0070.01016.61
7.2.320.0150.00716.33
7.2.310.0120.00316.72
7.2.300.0070.01016.43
7.2.290.0130.00916.55
7.2.260.0070.01015.12
7.2.250.0070.00715.00
7.2.240.0070.00915.15
7.2.230.0060.00914.86
7.2.220.0070.01014.91
7.2.210.0050.00914.91
7.2.200.0020.01315.15
7.2.190.0080.00714.90
7.2.180.0060.00815.01
7.2.170.0070.00915.02
7.2.160.0080.00714.88
7.2.150.0090.00616.90
7.2.140.0020.01116.81
7.2.130.0080.00816.89
7.2.120.0060.00816.76
7.2.110.0070.00816.86
7.2.100.0070.01016.76
7.2.90.0040.01016.92
7.2.80.0060.01016.85
7.2.70.0100.00716.78
7.2.60.0090.00716.83
7.2.50.0090.00816.90
7.2.40.0070.00616.86
7.2.30.0080.00716.83
7.2.20.0080.00816.83
7.2.10.0070.00916.89
7.2.00.0060.00817.33
7.1.330.0050.00815.85
7.1.320.0040.01015.77
7.1.310.0100.00515.83
7.1.300.0050.00915.57
7.1.290.0050.00915.61
7.1.280.0040.01015.85
7.1.270.0070.00815.74
7.1.260.0060.00815.82
7.1.250.0070.00715.75
7.1.240.0060.01015.84
7.1.230.0090.00615.79
7.1.220.0060.00715.77
7.1.210.0090.00615.81
7.1.200.0070.00715.71
7.1.190.0070.00715.67
7.1.180.0090.00515.84
7.1.170.0050.00915.75
7.1.160.0030.01015.54
7.1.150.0060.00815.67
7.1.140.0060.00615.59
7.1.130.0080.00815.74
7.1.120.0060.00715.53
7.1.110.0050.00815.84
7.1.100.0060.00716.51
7.1.90.0080.00815.51
7.1.80.0040.01015.75
7.1.70.0060.00716.00
7.1.60.0090.01017.04
7.1.50.0070.01015.94
7.1.40.0100.00515.64
7.1.30.0020.01115.64
7.1.20.0050.00715.62
7.1.10.0080.00715.75
7.1.00.0070.02817.93
7.0.330.0090.00515.28
7.0.320.0090.00315.24
7.0.310.0090.00515.29
7.0.300.0080.00515.20
7.0.290.0060.00815.15
7.0.280.0080.00515.37
7.0.270.0090.00515.32
7.0.260.0110.00515.18
7.0.250.0060.00715.24
7.0.240.0060.00915.43
7.0.230.0050.00915.18
7.0.220.0030.00915.36
7.0.210.0050.00715.30
7.0.200.0060.00415.75
7.0.190.0070.00715.23
7.0.180.0070.00815.17
7.0.170.0050.00515.47
7.0.160.0120.00115.40
7.0.150.0070.00815.29
7.0.140.0060.01517.64
7.0.130.0120.00215.49
7.0.120.0060.00715.34
7.0.110.0070.00715.35
7.0.100.0080.00715.39
7.0.90.0110.00315.22
7.0.80.0070.00615.34
7.0.70.0050.01015.34
7.0.60.0120.02816.89
7.0.50.0060.01816.21
7.0.40.0070.03015.75
7.0.30.0100.02115.66
7.0.20.0060.03215.71
7.0.10.0110.01815.59
7.0.00.0070.02315.59
5.6.400.0070.00314.55
5.6.390.0100.00314.36
5.6.380.0030.00814.14
5.6.370.0040.00714.55
5.6.360.0060.00514.24
5.6.350.0050.00414.22
5.6.340.0030.00714.25
5.6.330.0020.01214.28
5.6.320.0100.00313.97
5.6.310.0030.01014.27
5.6.300.0020.00914.21
5.6.290.0080.00413.90
5.6.280.0050.03016.50
5.6.270.0090.00414.09
5.6.260.0030.00914.42
5.6.250.0070.00214.19
5.6.240.0140.00014.31
5.6.230.0040.00914.20
5.6.220.0070.00714.22
5.6.210.0060.03216.45
5.6.200.0050.01915.65
5.6.190.0080.03216.38
5.6.180.0140.02516.38
5.6.170.0120.02016.44
5.6.160.0020.02516.34
5.6.150.0030.02115.68
5.6.140.0070.03015.61
5.6.130.0070.02515.48
5.6.120.0060.03316.64
5.6.110.0090.02716.57
5.6.100.0100.02616.51
5.6.90.0080.03116.36
5.6.80.0020.03616.23
5.6.70.0060.00814.02
5.6.60.0060.00614.01
5.6.50.0090.00614.08
5.6.40.0090.00814.29
5.6.30.0050.00914.07
5.6.20.0070.01014.15
5.6.10.0080.01014.44
5.6.00.0100.00614.38
5.5.380.0030.00512.78
5.5.370.0050.00712.59
5.5.360.0070.00212.79
5.5.350.0120.03215.32
5.5.340.0040.03114.40
5.5.330.0060.03115.22
5.5.320.0100.02915.27
5.5.310.0120.02815.17
5.5.300.0080.01414.47
5.5.290.0020.02314.56
5.5.280.0020.03715.55
5.5.270.0070.02815.36
5.5.260.0070.03115.35
5.5.250.0070.02515.29
5.5.240.0040.02015.20
5.5.230.0120.00312.53
5.5.220.0100.00412.55
5.5.210.0080.00812.76
5.5.200.0080.00512.63
5.5.190.0080.00612.62
5.5.180.0070.00612.73
5.5.170.0040.01012.67
5.5.160.0080.00712.45
5.5.150.0040.00912.73
5.5.140.0030.01012.61
5.5.130.0050.00412.65
5.5.120.0030.00712.61
5.5.110.0040.00812.74
5.5.100.0040.00812.71
5.5.90.0060.00612.56
5.5.80.0050.00612.72
5.5.70.0060.00512.62
5.5.60.0080.00112.53
5.5.50.0070.00412.51
5.5.40.0020.01112.68
5.5.30.0080.00512.62
5.5.20.0050.00712.34
5.5.10.0000.01212.46
5.5.00.0060.00612.68
5.4.450.0090.02413.87
5.4.440.0330.02613.84
5.4.430.0050.02313.86
5.4.420.0400.02013.81
5.4.410.0310.02413.74
5.4.400.0080.02113.68
5.4.390.0330.02113.54
5.4.380.0260.02513.58
5.4.370.0230.02913.55
5.4.360.0310.02413.57
5.4.350.0330.02713.63
5.4.340.0360.02313.63
5.4.330.0030.00411.10
5.4.320.0380.02613.52
5.4.310.0320.03013.65
5.4.300.0320.02613.64
5.4.290.0360.02113.50
5.4.280.0210.02313.56
5.4.270.0220.02513.52
5.4.260.0200.02713.54
5.4.250.0320.01913.62
5.4.240.0350.02113.52
5.4.230.0280.02513.57
5.4.220.0380.02413.48
5.4.210.0380.02013.58
5.4.200.0270.02712.85
5.4.190.0350.02113.59
5.4.180.0310.02213.57
5.4.170.0290.02713.59
5.4.160.0310.02413.48
5.4.150.0260.02913.50
5.4.140.0270.02412.75
5.4.130.0240.02012.79
5.4.120.0250.02512.78
5.4.110.0290.02012.74
5.4.100.0290.02712.83
5.4.90.0390.02112.74
5.4.80.0320.02312.82
5.4.70.0330.02412.80
5.4.60.0340.02212.84
5.4.50.0260.02812.85
5.4.40.0290.02712.79
5.4.30.0330.02312.83
5.4.20.0320.02312.81
5.4.10.0230.02212.79
5.4.00.0140.02512.58
5.3.290.0490.03112.80
5.3.280.0380.03312.75
5.3.270.0370.03712.85
5.3.260.0430.03312.78
5.3.250.0400.03412.81
5.3.240.0570.03212.84
5.3.230.0320.03212.86
5.3.220.0420.03712.83
5.3.210.0320.03512.76
5.3.200.0370.03512.83
5.3.190.0490.02812.80
5.3.180.0480.03812.74
5.3.170.0500.04212.79
5.3.160.0430.02812.84
5.3.150.0520.03612.75
5.3.140.0600.02812.82
5.3.130.0560.03412.77
5.3.120.0620.03512.72
5.3.110.0420.03512.79
5.3.100.0550.03312.57
5.3.90.0400.04012.57
5.3.80.0380.03412.51
5.3.70.0350.02712.49
5.3.60.0350.03412.52
5.3.50.0520.03012.49
5.3.40.0550.02612.51
5.3.30.0410.02812.43
5.3.20.0360.02812.40
5.3.10.0420.02612.27
5.3.00.0420.03012.37
5.2.170.0420.02211.04
5.2.160.0330.02511.08
5.2.150.0320.02311.04
5.2.140.0350.02811.04
5.2.130.0360.03011.02
5.2.120.0330.03111.05
5.2.110.0410.02310.99
5.2.100.0300.02311.07
5.2.90.0420.02710.99
5.2.80.0450.02311.02
5.2.70.0300.03111.05
5.2.60.0350.02711.09
5.2.50.0350.02510.98
5.2.40.0250.02811.01
5.2.30.0310.02510.99
5.2.20.0370.02311.02
5.2.10.0330.02210.89
5.2.00.0330.02310.86
5.1.60.0280.03010.47
5.1.50.0330.02710.51
5.1.40.0360.02310.46
5.1.30.0300.02310.61
5.1.20.0320.02810.69
5.1.10.0320.02110.58
5.1.00.0320.02310.55
5.0.50.0230.0129.78
5.0.40.0170.0159.72
5.0.30.0220.0239.61
5.0.20.0170.0159.56
5.0.10.0180.0149.59
5.0.00.0170.0239.60
4.4.90.0130.0148.46
4.4.80.0210.0108.39
4.4.70.0180.0128.38
4.4.60.0160.0148.41
4.4.50.0190.0158.45
4.4.40.0160.0238.42
4.4.30.0130.0158.44
4.4.20.0200.0138.43
4.4.10.0180.0128.43
4.4.00.0180.0208.41
4.3.110.0170.0158.41
4.3.100.0200.0138.40
4.3.90.0190.0088.35
4.3.80.0180.0208.35
4.3.70.0180.0178.34
4.3.60.0200.0108.36
4.3.50.0200.0128.38
4.3.40.0150.0238.34
4.3.30.0100.0137.78
4.3.20.0130.0107.76
4.3.10.0110.0137.74
4.3.00.0030.01810.13

preferences:
63.35 ms | 400 KiB | 5 Q