3v4l.org

run code in 300+ PHP versions simultaneously
<?php $f = function ($value) { return ((string) (int) $value) === (string) $value; }; var_dump($f('1')); var_dump($f(1)); var_dump($f(0)); var_dump($f('0')); var_dump($f(''));

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)
8.3.60.0140.00418.30
8.3.50.0050.01121.99
8.3.40.0080.00818.63
8.3.30.0060.00919.09
8.3.20.0080.00020.30
8.3.10.0050.00323.48
8.3.00.0080.00019.14
8.2.180.0090.00618.40
8.2.170.0140.00422.96
8.2.160.0130.00320.47
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00020.73
8.2.110.0130.00321.85
8.2.100.0100.00019.26
8.2.90.0050.00319.13
8.2.80.0080.00017.97
8.2.70.0050.00317.59
8.2.60.0060.00317.80
8.2.50.0060.00318.07
8.2.40.0000.00819.95
8.2.30.0050.00218.12
8.2.20.0060.00317.59
8.2.10.0000.00718.06
8.2.00.0080.00017.79
8.1.280.0090.00625.92
8.1.270.0000.00923.88
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00022.01
8.1.230.0040.00719.01
8.1.220.0070.00017.74
8.1.210.0060.00318.77
8.1.200.0000.01017.35
8.1.190.0050.00317.35
8.1.180.0050.00318.10
8.1.170.0090.00518.58
8.1.160.0000.00721.94
8.1.150.0040.00420.43
8.1.140.0070.00317.49
8.1.130.0030.00317.81
8.1.120.0030.00317.43
8.1.110.0040.00417.48
8.1.100.0000.00717.34
8.1.90.0030.00517.42
8.1.80.0000.00717.39
8.1.70.0000.00817.41
8.1.60.0030.00617.46
8.1.50.0060.00317.50
8.1.40.0080.00017.39
8.1.30.0050.00317.57
8.1.20.0070.00017.59
8.1.10.0050.00317.64
8.1.00.0070.00017.38
8.0.300.0040.00418.77
8.0.290.0080.00016.93
8.0.280.0000.00718.37
8.0.270.0000.00717.10
8.0.260.0030.00317.18
8.0.250.0000.00716.75
8.0.240.0030.00316.88
8.0.230.0070.00016.77
8.0.220.0030.00316.78
8.0.210.0030.00316.69
8.0.200.0030.00316.98
8.0.190.0040.00416.93
8.0.180.0070.00016.87
8.0.170.0080.00016.84
8.0.160.0030.00316.88
8.0.150.0030.00516.77
8.0.140.0050.00316.89
8.0.130.0030.00313.32
8.0.120.0030.00516.83
8.0.110.0000.00816.88
8.0.100.0000.00716.78
8.0.90.0030.00616.68
8.0.80.0090.00616.84
8.0.70.0020.00516.95
8.0.60.0000.00716.83
8.0.50.0050.00216.99
8.0.30.0150.00617.11
8.0.20.0120.00917.40
8.0.10.0040.00416.82
8.0.00.0040.01516.73
7.4.330.0050.00015.09
7.4.320.0000.00616.39
7.4.300.0000.00916.49
7.4.290.0050.00216.48
7.4.280.0060.00616.43
7.4.270.0030.00316.51
7.4.260.0030.00516.58
7.4.250.0040.00416.45
7.4.240.0020.00516.54
7.4.230.0000.00716.42
7.4.220.0060.01216.50
7.4.210.0030.01216.65
7.4.200.0030.00316.48
7.4.190.0040.00416.58
7.4.160.0070.01016.40
7.4.150.0060.01217.40
7.4.140.0060.01517.86
7.4.130.0120.00616.54
7.4.120.0090.00816.40
7.4.110.0130.00616.51
7.4.100.0120.00616.36
7.4.90.0100.00616.42
7.4.80.0090.00619.39
7.4.70.0070.01016.61
7.4.60.0110.00616.39
7.4.50.0050.00516.45
7.4.40.0070.01016.54
7.4.30.0080.00916.56
7.4.00.0030.01314.95
7.3.330.0040.00413.15
7.3.320.0030.00313.31
7.3.310.0040.00416.29
7.3.300.0030.00316.16
7.3.290.0040.01216.29
7.3.280.0100.00816.29
7.3.270.0080.00817.40
7.3.260.0110.00616.65
7.3.250.0140.00816.35
7.3.240.0100.00716.48
7.3.230.0150.00416.40
7.3.210.0070.01016.46
7.3.200.0070.01019.39
7.3.190.0080.00816.46
7.3.180.0090.00616.34
7.3.170.0090.01216.34
7.3.160.0070.01016.52
7.3.120.0090.00915.03
7.3.00.0070.00416.20
7.2.330.0030.01616.32
7.2.320.0080.01216.47
7.2.310.0100.01316.43
7.2.300.0180.00016.31
7.2.290.0130.00516.43
7.2.130.0040.00816.85
7.2.120.0040.00416.68
7.2.110.0070.00716.57
7.2.100.0070.00316.80
7.2.90.0110.00416.62
7.2.80.0110.00416.79
7.2.70.0040.01116.95
7.2.60.0030.00616.98
7.2.50.0030.00817.13
7.2.40.0070.00716.73
7.2.30.0060.00616.87
7.2.20.0040.00816.86
7.2.10.0040.01116.73
7.2.00.0050.01218.08
7.1.250.0000.01215.62
7.1.240.0090.00315.79
7.1.230.0110.00415.74
7.1.220.0000.01215.70
7.1.210.0030.01015.91
7.1.200.0100.00315.83
7.1.190.0030.01015.53
7.1.180.0070.00715.48
7.1.170.0000.00915.88
7.1.160.0040.01215.72
7.1.150.0110.00315.73
7.1.140.0070.00715.60
7.1.130.0070.00715.55
7.1.120.0030.01015.79
7.1.110.0060.00315.76
7.1.100.0050.00816.82
7.1.90.0060.00615.85
7.1.80.0030.01315.48
7.1.70.0090.00716.42
7.1.60.0060.01117.76
7.1.50.0090.01016.35
7.1.40.0030.01215.66
7.1.30.0040.00815.56
7.1.20.0070.00715.77
7.1.10.0040.01115.86
7.1.00.0060.04218.85
7.0.330.0040.01115.38
7.0.320.0070.00315.38
7.0.310.0090.00015.31
7.0.300.0070.00715.36
7.0.290.0040.00815.38
7.0.280.0080.00415.36
7.0.270.0030.01015.24
7.0.260.0030.01015.32
7.0.250.0090.00315.42
7.0.240.0030.00715.21
7.0.230.0030.00915.27
7.0.220.0040.00715.41
7.0.210.0040.00715.18
7.0.200.0100.00915.88
7.0.190.0080.00615.55
7.0.180.0090.00315.42
7.0.170.0040.00715.19
7.0.160.0060.00315.38
7.0.150.0030.00915.42
7.0.140.0050.04218.77
7.0.130.0040.00715.44
7.0.120.0030.01015.65
7.0.110.0120.00015.33
7.0.100.0060.00615.48
7.0.90.0080.00315.22
7.0.80.0030.01015.37
7.0.70.0040.00715.47
7.0.60.0070.04017.61
7.0.50.0050.03316.57
7.0.40.0050.02717.00
7.0.30.0340.03216.73
7.0.20.0240.03516.83
7.0.10.0030.02216.78
7.0.00.0050.04516.89
5.6.380.0090.00614.61
5.6.370.0000.01514.61
5.6.360.0030.00714.61
5.6.350.0060.00614.19
5.6.340.0080.00614.51
5.6.330.0060.01014.04
5.6.320.0120.00413.93
5.6.310.0000.01414.37
5.6.300.0060.00614.51
5.6.290.0090.00314.52
5.6.280.0030.04217.75
5.6.270.0030.00914.44
5.6.260.0000.01414.23
5.6.250.0060.00314.15
5.6.240.0070.00714.24
5.6.230.0030.00914.23
5.6.220.0000.01214.12
5.6.210.0100.03517.53
5.6.200.0080.04216.28
5.6.190.0080.03417.53
5.6.180.1920.02417.45
5.6.170.0120.02517.34
5.6.160.0040.02517.53
5.6.150.0060.02616.11
5.6.140.0030.04516.13
5.6.130.0030.02516.22
5.6.120.0080.03817.75
5.6.110.0050.04417.65
5.6.100.0110.03217.60
5.6.90.0070.04217.73
5.6.80.0170.02817.23
5.6.70.0000.00814.06
5.6.60.0030.00614.13
5.6.50.0070.00314.09
5.6.40.0000.01014.06
5.6.30.0070.00313.99
5.6.20.0040.00714.34
5.6.10.0000.01114.53
5.6.00.0100.00014.53
5.5.380.0030.00611.04
5.5.370.0030.00911.24
5.5.360.0100.00011.26
5.5.350.0180.03815.68
5.5.340.0030.02214.62
5.5.330.0050.04515.71
5.5.320.0200.02915.82
5.5.310.0170.02915.69
5.5.300.0020.04214.49
5.5.290.0020.03614.56
5.5.280.0050.04615.94
5.5.270.0080.03316.06
5.5.260.0070.02215.93
5.5.250.0120.03815.79
5.5.240.0050.03815.56
5.5.230.0090.00611.00
5.5.220.0060.00611.00
5.5.210.0000.01111.25
5.5.200.0050.00511.00
5.5.190.0030.00611.14
5.5.180.0070.00411.28
5.5.170.0030.00611.07
5.5.160.0070.00311.02
5.5.150.0070.00411.03
5.5.140.0090.00311.00
5.5.130.0030.00511.00
5.5.120.0000.00911.07
5.5.110.0060.00311.28
5.5.100.0000.00811.00
5.5.90.0030.00911.00
5.5.80.0000.00611.07
5.5.70.0060.00611.00
5.5.60.0040.00811.00
5.5.50.0000.01311.23
5.5.40.0000.00711.00
5.5.30.0040.00411.00
5.5.20.0040.00711.17
5.5.10.0080.00011.05
5.5.00.0070.00411.00
5.4.450.0430.04015.29
5.4.440.0500.03515.31
5.4.430.0480.03315.16
5.4.420.0560.02515.32
5.4.410.0470.03315.02
5.4.400.0400.02915.14
5.4.390.0500.03515.06
5.4.380.0150.03514.90
5.4.370.0150.02314.73
5.4.360.0130.02414.78
5.4.350.0150.02514.88
5.4.340.0100.02714.73
5.4.330.0110.00011.00
5.4.320.0060.02211.75
5.4.310.0070.02011.75
5.4.300.0050.02311.75
5.4.290.0020.02511.75
5.4.280.0040.03011.70
5.4.270.0070.02011.70
5.4.260.0060.02211.70
5.4.250.0090.02411.70
5.4.240.0100.01911.70
5.4.230.0030.02211.70
5.4.220.0040.02511.70
5.4.210.0020.02611.70
5.4.200.0070.02211.70
5.4.190.0030.02211.77
5.4.180.0070.02111.69
5.4.170.0050.02111.70
5.4.160.0040.02111.70
5.4.150.0060.02011.69
5.4.140.0030.02211.54
5.4.130.0060.01811.60
5.4.120.0050.02011.51
5.4.110.0050.02011.51
5.4.100.0060.01811.51
5.4.90.0020.02511.52
5.4.80.0070.01811.51
5.4.70.0030.02211.51
5.4.60.0090.02011.51
5.4.50.0070.02311.51
5.4.40.0090.01711.54
5.4.30.0070.02011.53
5.4.20.0040.02311.57
5.4.10.0070.01711.53
5.4.00.0020.02311.24
5.3.290.0030.02311.90
5.3.280.0030.02411.86
5.3.270.0060.02611.86
5.3.260.0080.02911.86
5.3.250.0040.02911.86
5.3.240.0080.02711.86
5.3.230.0070.02311.86
5.3.220.0080.01811.84
5.3.210.0060.02311.84
5.3.200.0050.02311.84
5.3.190.0040.02211.84
5.3.180.0020.02311.84
5.3.170.0040.02211.84
5.3.160.0040.02911.84
5.3.150.0080.02811.84
5.3.140.0050.02511.83
5.3.130.0040.02511.83
5.3.120.0040.02511.83
5.3.110.0050.02211.83
5.3.100.0050.02111.56
5.3.90.0040.02211.55
5.3.80.0030.02111.55
5.3.70.0060.02011.55
5.3.60.0040.02011.54
5.3.50.0040.02211.51
5.3.40.0060.02111.51
5.3.30.0080.02511.49
5.3.20.0040.02611.38
5.3.10.0020.02311.37
5.3.00.0040.02211.36
5.2.170.0060.01510.09
5.2.160.0040.01610.09
5.2.150.0030.01710.09
5.2.140.0050.01610.09
5.2.130.0040.01810.07
5.2.120.0030.01810.07
5.2.110.0020.01810.08
5.2.100.0020.01810.07
5.2.90.0020.01710.07
5.2.80.0030.01910.07
5.2.70.0040.01610.07
5.2.60.0020.01910.05
5.2.50.0030.01810.03
5.2.40.0020.01710.02
5.2.30.0020.01810.01
5.2.20.0050.01710.00
5.2.10.0030.0199.96
5.2.00.0060.0149.89
5.1.60.0050.0139.53
5.1.50.0060.0129.53
5.1.40.0050.0129.53
5.1.30.0020.0169.70
5.1.20.0020.0149.71
5.1.10.0040.0139.57
5.1.00.0050.0129.57
5.0.50.0030.0138.81
5.0.40.0050.0128.74
5.0.30.0020.0198.65
5.0.20.0020.0148.63
5.0.10.0040.0138.62
5.0.00.0020.0208.62
4.4.90.0030.0107.89
4.4.80.0010.0117.88
4.4.70.0030.0097.88
4.4.60.0030.0097.88
4.4.50.0020.0097.89
4.4.40.0010.0167.86
4.4.30.0040.0087.88
4.4.20.0020.0117.92
4.4.10.0030.0097.92
4.4.00.0030.0137.88
4.3.110.0010.0117.84
4.3.100.0010.0097.83
4.3.90.0030.0077.82
4.3.80.0010.0157.79
4.3.70.0010.0097.82
4.3.60.0040.0087.82
4.3.50.0020.0097.82
4.3.40.0020.0167.77
4.3.30.0010.0107.14
4.3.20.0020.0127.13
4.3.10.0040.0087.11
4.3.00.0070.0149.12

preferences:
39.39 ms | 401 KiB | 5 Q