3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_float('a' + 0));

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)
8.3.40.0070.00718.83
8.3.30.0140.00718.96
8.3.20.0040.00420.22
8.3.10.0040.00423.61
8.3.00.0050.00317.50
8.2.170.0140.00022.96
8.2.160.0100.01020.35
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0000.01426.16
8.2.120.0050.00221.02
8.2.110.0060.00319.45
8.2.100.0080.00417.78
8.2.90.0000.00819.16
8.2.80.0000.00817.97
8.2.70.0060.00317.37
8.2.60.0080.00417.67
8.2.50.0030.00618.07
8.2.40.0040.00417.91
8.2.30.0040.00418.00
8.2.20.0000.00817.65
8.2.10.0070.00017.97
8.2.00.0000.00717.67
8.1.270.0050.00323.79
8.1.260.0050.00226.35
8.1.250.0070.00028.09
8.1.240.0030.00619.47
8.1.230.0090.00319.03
8.1.220.0050.00317.74
8.1.210.0000.00818.77
8.1.200.0040.00417.23
8.1.190.0030.00516.87
8.1.180.0030.00618.10
8.1.170.0080.00418.50
8.1.160.0040.00421.94
8.1.150.0040.00418.80
8.1.140.0040.00417.33
8.1.130.0030.00317.75
8.1.120.0000.00717.37
8.1.110.0030.00517.33
8.1.100.0070.00017.27
8.1.90.0040.00417.37
8.1.80.0070.00017.34
8.1.70.0020.00517.30
8.1.60.0000.00817.46
8.1.50.0030.00617.43
8.1.40.0030.00617.45
8.1.30.0000.00817.48
8.1.20.0040.00417.54
8.1.10.0040.00417.46
8.1.00.0070.00017.41
8.0.300.0070.00018.77
8.0.290.0030.00616.63
8.0.280.0030.00518.42
8.0.270.0000.00717.18
8.0.260.0060.00017.10
8.0.250.0000.00716.95
8.0.240.0060.00016.84
8.0.230.0030.00316.83
8.0.220.0000.00616.91
8.0.210.0000.00716.86
8.0.200.0030.00316.88
8.0.190.0040.00416.97
8.0.180.0070.00016.91
8.0.170.0040.00416.80
8.0.160.0000.00716.89
8.0.150.0050.00516.70
8.0.140.0000.01016.86
8.0.130.0030.00313.34
8.0.120.0080.00016.86
8.0.110.0070.00016.90
8.0.100.0040.00416.92
8.0.90.0000.00716.68
8.0.80.0060.00916.75
8.0.70.0040.00416.91
8.0.60.0040.00416.79
8.0.50.0000.00916.77
8.0.30.0110.00716.84
8.0.20.0130.00617.40
8.0.10.0000.00816.79
8.0.00.0080.01016.58
7.4.330.0000.00715.00
7.4.320.0030.00316.38
7.4.300.0060.00016.46
7.4.290.0020.00516.36
7.4.280.0000.00916.46
7.4.270.0000.00816.45
7.4.260.0070.00016.49
7.4.250.0000.00716.23
7.4.240.0020.00616.39
7.4.230.0030.00316.56
7.4.220.0070.01016.34
7.4.210.0060.00816.48
7.4.200.0000.00716.24
7.4.160.0100.00616.29
7.4.150.0100.01017.40
7.4.140.0100.00717.86
7.4.130.0130.00516.22
7.4.120.0090.00916.36
7.4.110.0150.00616.42
7.4.100.0070.01516.37
7.4.90.0100.01016.29
7.4.80.0110.00819.39
7.4.70.0140.00416.55
7.4.60.0100.00716.41
7.4.50.0040.00016.06
7.4.40.0060.01016.29
7.4.30.0030.01216.42
7.4.00.0050.01114.99
7.3.330.0060.00313.06
7.3.320.0050.00012.95
7.3.310.0030.00316.32
7.3.300.0050.00216.22
7.3.290.0070.00716.18
7.3.280.0100.01116.16
7.3.270.0090.01517.40
7.3.260.0200.00316.17
7.3.250.0160.00516.26
7.3.240.0000.01616.15
7.3.230.0120.00416.43
7.3.210.0070.01016.26
7.3.200.0060.01519.39
7.3.190.0040.01816.30
7.3.180.0070.00716.33
7.3.170.0080.00816.27
7.3.160.0090.00616.20
7.3.120.0070.01014.84
7.3.110.0050.01014.64
7.3.100.0100.00714.64
7.3.90.0100.00514.64
7.3.80.0050.01014.74
7.3.70.0080.00514.61
7.3.60.0030.00914.48
7.3.50.0070.00614.54
7.3.40.0040.00614.63
7.3.30.0090.00514.55
7.3.20.0040.00916.34
7.3.10.0060.00616.43
7.3.00.0070.00716.48
7.2.330.0090.01216.32
7.2.320.0100.00716.46
7.2.310.0110.00916.36
7.2.300.0100.00716.48
7.2.290.0100.00616.39
7.2.250.0090.01115.05
7.2.240.0050.01414.73
7.2.230.0050.00814.96
7.2.220.0070.00714.74
7.2.210.0100.00614.67
7.2.200.0040.01115.00
7.2.190.0060.00614.91
7.2.180.0060.00714.87
7.2.170.0060.00614.87
7.2.160.0000.01114.46
7.2.150.0090.00616.99
7.2.140.0000.01116.80
7.2.130.0030.00716.71
7.2.120.0080.00616.57
7.2.110.0080.00316.53
7.2.100.0050.00916.59
7.2.90.0060.00916.58
7.2.80.0060.00416.81
7.2.70.0020.01116.76
7.2.60.0060.00916.80
7.2.50.0020.01016.81
7.2.40.0100.00016.95
7.2.30.0050.00816.72
7.2.20.0070.00316.75
7.2.10.0040.01016.84
7.2.00.0050.00917.57
7.1.330.0100.00615.57
7.1.320.0090.00715.62
7.1.310.0030.01215.76
7.1.300.0080.00515.52
7.1.290.0050.00915.60
7.1.280.0100.00515.67
7.1.270.0100.00315.51
7.1.260.0030.00715.68
7.1.250.0070.01015.70
7.1.240.0030.01015.51
7.1.230.0050.01115.60
7.1.220.0020.01015.66
7.1.210.0070.00615.65
7.1.200.0020.00815.68
7.1.190.0050.00815.78
7.1.180.0040.00615.73
7.1.170.0050.00615.64
7.1.160.0090.00415.55
7.1.150.0080.00715.58
7.1.140.0070.00815.43
7.1.130.0050.00815.69
7.1.120.0050.01015.65
7.1.110.0070.00315.68
7.1.100.0010.01016.46
7.1.90.0040.00715.54
7.1.80.0080.00515.65
7.1.70.0070.00616.09
7.1.60.0100.00817.03
7.1.50.0070.01016.06
7.1.40.0050.00715.67
7.1.30.0060.00315.75
7.1.20.0050.00815.68
7.1.10.0000.01315.50
7.1.00.0050.02918.02
7.0.330.0060.00615.15
7.0.320.0050.00515.25
7.0.310.0090.00415.08
7.0.300.0110.00215.17
7.0.290.0020.01115.38
7.0.280.0050.00615.18
7.0.270.0060.00815.31
7.0.260.0050.00815.24
7.0.250.0090.00515.37
7.0.240.0090.00515.34
7.0.230.0050.00915.20
7.0.220.0100.00515.31
7.0.210.0060.00715.38
7.0.200.0220.00415.17
7.0.190.0070.00415.34
7.0.180.0100.00215.38
7.0.170.0040.00915.24
7.0.160.0030.00515.30
7.0.150.0050.00715.29
7.0.140.0030.03017.46
7.0.130.0070.00715.19
7.0.120.0000.01115.29
7.0.110.0060.00615.30
7.0.100.0030.00915.48
7.0.90.0080.00415.25
7.0.80.0080.00215.35
7.0.70.0070.00515.34
7.0.60.0030.03216.88
7.0.50.0080.02816.13
7.0.40.0060.02915.68
7.0.30.0140.01815.68
7.0.20.0080.02415.56
7.0.10.0050.03715.58
7.0.00.0080.03415.56
5.6.400.0000.01114.31
5.6.390.0000.01414.46
5.6.380.0050.01014.43
5.6.370.0040.00914.16
5.6.360.0060.00714.12
5.6.350.0070.00814.28
5.6.340.0060.00714.21
5.6.330.0090.00714.25
5.6.320.0060.00714.34
5.6.310.0030.01014.32
5.6.300.0030.00514.19
5.6.290.0020.01014.09
5.6.280.0050.02816.61
5.6.270.0050.00814.22
5.6.260.0070.00814.17
5.6.250.0060.00814.33
5.6.240.0070.00514.29
5.6.230.0020.01214.14
5.6.220.0060.00713.94
5.6.210.0010.01916.35
5.6.200.0030.01815.43
5.6.190.0010.02116.25
5.6.180.0330.02916.26
5.6.170.0140.01916.14
5.6.160.0100.02616.28
5.6.150.0020.02015.45
5.6.140.0080.01915.55
5.6.130.0050.02215.57
5.6.120.0040.03316.55
5.6.110.0070.02916.50
5.6.100.0030.03516.42
5.6.90.0080.01416.45
5.6.80.0090.01916.19
5.6.70.1500.02016.28
5.6.60.0060.00614.16
5.6.50.0090.00714.12
5.6.40.0040.01114.09
5.6.30.0040.00614.17
5.6.20.0070.00714.27
5.6.10.0020.00914.08
5.6.00.0030.00914.04
5.5.380.0020.01212.65
5.5.370.0030.00612.63
5.5.360.0040.00812.61
5.5.350.0110.02415.11
5.5.340.0050.02014.39
5.5.330.0070.01515.08
5.5.320.0180.02815.08
5.5.310.0140.02615.20
5.5.300.0040.01714.39
5.5.290.0030.03214.45
5.5.280.0060.02015.39
5.5.270.0110.02715.35
5.5.260.0100.03015.35
5.5.250.0060.02915.16
5.5.240.0100.01815.06
5.5.230.0090.00312.46
5.5.220.0050.00312.65
5.5.210.0090.00312.57
5.5.200.0040.00512.50
5.5.190.0030.01012.58
5.5.180.0050.00712.67
5.5.170.0060.00513.87
5.5.160.0030.01112.46
5.5.150.0000.01112.52
5.5.140.0020.01012.39
5.5.130.0030.00612.54
5.5.120.0090.00612.36
5.5.110.0070.00412.44
5.5.100.0050.00712.39
5.5.90.0030.00812.46
5.5.80.0030.00912.56
5.5.70.0050.00512.64
5.5.60.0020.00812.42
5.5.50.0060.00712.43
5.5.40.0050.00512.49
5.5.30.0030.00712.56
5.5.20.0020.00912.46
5.5.10.0050.00412.54
5.5.00.0030.00912.57
5.4.450.0130.01413.91
5.4.440.0280.01713.97
5.4.430.0120.01713.99
5.4.420.0290.01514.02
5.4.410.0110.01613.98
5.4.400.0200.01713.92
5.4.390.0100.01713.92
5.4.380.0080.02113.68
5.4.370.0060.02613.73
5.4.360.0040.02413.74
5.4.350.0080.02113.71
5.4.340.0070.02213.71
5.4.330.0050.00711.26
5.4.320.0060.01511.65
5.4.310.0050.01911.65
5.4.300.0040.01811.65
5.4.290.0050.01611.65
5.4.280.0050.01911.62
5.4.270.0060.01811.62
5.4.260.0050.01911.62
5.4.250.0040.01411.62
5.4.240.0070.01411.62
5.4.230.0040.01611.62
5.4.220.0040.01811.62
5.4.210.0070.01511.62
5.4.200.0040.01811.62
5.4.190.0050.01611.62
5.4.180.0030.01711.62
5.4.170.0030.01811.62
5.4.160.0030.01811.62
5.4.150.0030.02211.62
5.4.140.0050.01811.51
5.4.130.0050.01711.51
5.4.120.0040.01611.49
5.4.110.0060.01611.49
5.4.100.0050.01611.49
5.4.90.0040.01511.49
5.4.80.0040.01611.49
5.4.70.0030.01711.49
5.4.60.0080.01511.49
5.4.50.0050.01611.49
5.4.40.0070.01611.49
5.4.30.0050.01511.48
5.4.20.0040.01411.49
5.4.10.0060.01511.49
5.4.00.0050.01411.31
5.3.290.0020.02511.94
5.3.280.0060.02111.89
5.3.270.0070.01911.90
5.3.260.0040.02311.89
5.3.250.0040.02211.90
5.3.240.0060.02011.90
5.3.230.0030.02211.89
5.3.220.0070.02211.88
5.3.210.0070.02311.88
5.3.200.0060.02011.88
5.3.190.0040.02111.88
5.3.180.0060.02111.87
5.3.170.0040.02311.87
5.3.160.0070.02011.88
5.3.150.0060.02211.87
5.3.140.0020.02711.87
5.3.130.0080.02311.87
5.3.120.0030.03211.87
5.3.110.0050.02311.86
5.3.100.0040.02011.60
5.3.90.0050.02011.58
5.3.80.0050.02311.57
5.3.70.0050.02011.57
5.3.60.0060.02311.57
5.3.50.0080.01811.54
5.3.40.0040.02211.54
5.3.30.0040.02011.51
5.3.20.0040.02211.40
5.3.10.0070.02311.38
5.3.00.0040.02411.38
5.2.170.0080.01810.12
5.2.160.0050.01710.12
5.2.150.0080.01810.13
5.2.140.0050.02110.12
5.2.130.0070.01510.10
5.2.120.0020.02110.10
5.2.110.0040.01710.11
5.2.100.0050.01410.11
5.2.90.0040.01810.11
5.2.80.0060.01610.10
5.2.70.0080.02510.10
5.2.60.0070.02110.08
5.2.50.0020.02710.06
5.2.40.0080.01810.05
5.2.30.0040.02310.04
5.2.20.0050.02110.03
5.2.10.0050.02110.00
5.2.00.0060.0219.92
5.1.60.0040.0189.57
5.1.50.0020.0189.57
5.1.40.0020.0179.55
5.1.30.0020.0179.73
5.1.20.0060.0149.74
5.1.10.0040.0169.60
5.1.00.0030.0179.60
5.0.50.0030.0128.84
5.0.40.0040.0138.77
5.0.30.0030.0188.68
5.0.20.0040.0138.66
5.0.10.0030.0158.65
5.0.00.0040.0188.65
4.4.90.0020.0117.93
4.4.80.0020.0107.91
4.4.70.0020.0107.92
4.4.60.0030.0097.91
4.4.50.0050.0077.92
4.4.40.0040.0157.89
4.4.30.0010.0127.92
4.4.20.0040.0117.96
4.4.10.0020.0107.96
4.4.00.0020.0187.92
4.3.110.0040.0087.87
4.3.100.0020.0117.87
4.3.90.0020.0087.86
4.3.80.0040.0137.83
4.3.70.0010.0107.85
4.3.60.0020.0097.85
4.3.50.0030.0097.85
4.3.40.0020.0147.81
4.3.30.0020.0097.18
4.3.20.0020.0097.17
4.3.10.0020.0117.15
4.3.00.0130.01213.53

preferences:
42.22 ms | 400 KiB | 5 Q