3v4l.org

run code in 300+ PHP versions simultaneously
<?php // PHP <= 7.0.1 var_dump(-0.0); // float(0) var_dump(+-0.0); // float(0) var_export(0.0); // 0 // PHP >= 7.0.2 var_dump(-0.0); // float(-0) var_dump(+-0.0); // float(-0) var_export(0.0); // 0.0 var_dump(-+0.0);

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)
8.3.70.0120.00316.63
8.3.60.0140.00016.63
8.3.50.0100.01021.15
8.3.40.0140.00018.60
8.3.30.0170.00318.51
8.3.20.0040.00420.21
8.3.10.0060.00321.78
8.3.00.0000.00721.75
8.2.180.0030.01716.32
8.2.170.0070.00722.96
8.2.160.0040.01119.27
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00421.12
8.2.120.0030.00526.35
8.2.110.0060.00319.33
8.2.100.0110.00017.90
8.2.90.0080.00019.00
8.2.80.0000.00817.97
8.2.70.0030.00617.38
8.2.60.0000.00817.91
8.2.50.0050.00318.09
8.2.40.0000.00822.15
8.2.30.0030.00319.36
8.2.20.0070.00417.47
8.2.10.0040.00417.99
8.2.00.0040.00417.84
8.1.280.0180.00025.92
8.1.270.0070.01022.17
8.1.260.0080.00028.09
8.1.250.0080.00028.09
8.1.240.0090.00021.07
8.1.230.0030.00719.15
8.1.220.0020.00517.74
8.1.210.0060.00318.77
8.1.200.0070.00317.23
8.1.190.0040.00416.97
8.1.180.0050.00318.10
8.1.170.0050.00318.51
8.1.160.0040.00420.63
8.1.150.0000.00718.67
8.1.140.0000.00819.44
8.1.130.0040.00417.59
8.1.120.0070.00017.24
8.1.110.0040.00417.32
8.1.100.0040.00417.36
8.1.90.0000.00717.28
8.1.80.0000.00717.23
8.1.70.0060.00017.32
8.1.60.0030.00717.34
8.1.50.0000.00917.27
8.1.40.0040.00417.41
8.1.30.0030.00617.55
8.1.20.0030.00617.54
8.1.10.0000.00717.37
8.1.00.0090.00017.38
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0030.00318.31
8.0.270.0050.00317.07
8.0.260.0000.00617.15
8.0.250.0000.00716.82
8.0.240.0080.00016.80
8.0.230.0030.00316.73
8.0.220.0000.00716.73
8.0.210.0040.00416.72
8.0.200.0060.00016.88
8.0.190.0000.00716.86
8.0.180.0030.00316.67
8.0.170.0050.00316.77
8.0.160.0000.00816.69
8.0.150.0050.00316.60
8.0.140.0000.00716.59
8.0.130.0030.00313.19
8.0.120.0000.00816.63
8.0.110.0040.00416.68
8.0.100.0070.00016.65
8.0.90.0030.00316.76
8.0.80.0080.00816.75
8.0.70.0040.00416.56
8.0.60.0000.00716.76
8.0.50.0070.00016.75
8.0.30.0130.00616.88
8.0.20.0120.00617.40
8.0.10.0050.00316.69
8.0.00.0110.00516.58
7.4.330.0060.00016.84
7.4.320.0070.00016.41
7.4.300.0000.00616.39
7.4.290.0090.00016.50
7.4.280.0080.00016.45
7.4.270.0030.00316.46
7.4.260.0060.00616.40
7.4.250.0040.00416.32
7.4.240.0000.00716.51
7.4.230.0030.00316.36
7.4.220.0170.00316.33
7.4.210.0060.01016.45
7.4.200.0000.00716.20
7.4.160.0030.01316.32
7.4.150.0090.00917.40
7.4.140.0170.00317.86
7.4.130.0050.01316.31
7.4.120.0050.01216.35
7.4.110.0030.01416.37
7.4.100.0170.00016.26
7.4.90.0090.00916.39
7.4.80.0070.01019.39
7.4.70.0060.00916.19
7.4.60.0070.01116.36
7.4.50.0040.01416.46
7.4.40.0040.01316.48
7.4.30.0070.01516.36
7.4.00.0020.01414.78
7.3.330.0000.00512.88
7.3.320.0000.00512.98
7.3.310.0000.00816.21
7.3.300.0070.00016.15
7.3.290.0000.00616.12
7.3.280.0110.00916.12
7.3.270.0090.01417.40
7.3.260.0060.01116.35
7.3.250.0110.00916.18
7.3.240.0050.01216.19
7.3.230.0090.00916.39
7.3.210.0070.01016.28
7.3.200.0070.01119.39
7.3.190.0140.00316.17
7.3.180.0060.00916.45
7.3.170.0080.00816.27
7.3.160.0100.00516.19
7.3.120.0060.01314.93
7.3.110.0090.00914.57
7.3.100.0030.01414.60
7.3.90.0060.00814.55
7.3.80.0110.00414.95
7.3.70.0030.00714.75
7.3.60.0040.01114.72
7.3.50.0030.01314.34
7.3.40.0070.00714.57
7.3.30.0070.01014.74
7.3.20.0100.00016.46
7.3.10.0050.00816.35
7.3.00.0040.01016.51
7.2.330.0130.01016.50
7.2.320.0070.01016.48
7.2.310.0100.00616.45
7.2.300.0090.00616.47
7.2.290.0080.00816.56
7.2.250.0040.01514.57
7.2.240.0030.01314.96
7.2.230.0100.00714.86
7.2.220.0000.01315.05
7.2.210.0030.01214.88
7.2.200.0030.00714.69
7.2.190.0000.00914.96
7.2.180.0100.00314.90
7.2.170.0000.00914.77
7.2.130.0030.01216.42
7.2.120.0000.01216.78
7.2.110.0030.01316.58
7.2.100.0090.00616.58
7.2.90.0070.00716.67
7.2.80.0030.00916.82
7.2.70.0100.00316.89
7.2.60.0060.00816.46
7.2.50.0070.01016.61
7.2.40.0040.00416.66
7.2.30.0040.01116.75
7.2.20.0030.01016.64
7.2.10.0030.00916.30
7.2.00.0060.00718.03
7.1.330.0040.01115.52
7.1.320.0090.00315.68
7.1.310.0090.00615.73
7.1.300.0000.01315.32
7.1.290.0040.01215.66
7.1.280.0040.01215.54
7.1.270.0110.00415.47
7.1.260.0090.00015.67
7.1.250.0100.00315.79
7.1.200.0040.00715.43
7.1.100.0050.00318.10
7.1.70.0000.00816.91
7.1.60.0130.01019.40
7.1.50.0150.00716.84
7.1.00.0070.07322.54
7.0.200.1360.00614.29
7.0.60.0170.08321.71
7.0.50.0030.04017.77
7.0.40.0130.07720.21
7.0.30.0270.07720.09
7.0.20.0430.06320.12
7.0.10.0000.09020.09
7.0.00.0030.08720.09
5.6.280.0030.03020.81
5.6.210.0130.04720.52
5.6.200.0070.04718.11
5.6.190.0070.08020.62
5.6.180.0300.06720.63
5.6.170.0130.04720.49
5.6.160.0100.03320.27
5.6.150.0030.04018.12
5.6.140.0030.04018.20
5.6.130.0070.07718.09
5.6.120.0130.07721.13
5.6.110.0100.03721.00
5.6.100.0100.08021.10
5.6.90.0130.07720.96
5.6.80.0170.07320.50
5.5.350.0270.09720.31
5.5.340.0130.03318.02
5.5.330.0070.03720.38
5.5.320.0400.06020.29
5.5.310.0370.06720.26
5.5.300.0100.04317.91
5.5.290.0000.05018.03
5.5.280.0100.07020.86
5.5.270.0030.06020.86
5.5.260.0100.08720.96
5.5.250.0070.08720.67
5.5.240.0170.04720.20

preferences:
68.09 ms | 401 KiB | 5 Q