3v4l.org

run code in 300+ PHP versions simultaneously
<?php function datediffInWeeks($date1, $date2) { if($date1 > $date2) return datediffInWeeks($date2, $date1); $first = DateTime::createFromFormat('m/d/Y H:i:s', $date1); $second = DateTime::createFromFormat('m/d/Y H:i:s', $date2); return floor($first->diff($second)->days/7); } var_dump(datediffInWeeks('1/2/2013 12:22:38', '6/4/2013'));// 21 var_dump(datediffInWeeks('6/4/2013 13:46:44', '1/2/2013'));// 21

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)
8.3.60.0040.01216.75
8.3.50.0110.00721.90
8.3.40.0030.01419.04
8.3.30.0060.00918.96
8.3.20.0000.00820.20
8.3.10.0060.00321.78
8.3.00.0050.00319.50
8.2.180.0120.00918.66
8.2.170.0080.00822.96
8.2.160.0120.00920.40
8.2.150.0040.00424.18
8.2.140.0030.00524.66
8.2.130.0070.00026.16
8.2.120.0070.00317.63
8.2.110.0080.00422.31
8.2.100.0070.00418.03
8.2.90.0080.00019.35
8.2.80.0040.00417.97
8.2.70.0030.00617.88
8.2.60.0030.00617.93
8.2.50.0080.00018.07
8.2.40.0000.00819.28
8.2.30.0050.00320.62
8.2.20.0030.00517.94
8.2.10.0000.00718.10
8.2.00.0040.00418.10
8.1.280.0140.00725.92
8.1.270.0040.00423.96
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0090.00022.67
8.1.230.0060.00619.43
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0060.00317.48
8.1.190.0000.00817.48
8.1.180.0000.00818.10
8.1.170.0030.00618.66
8.1.160.0040.00421.89
8.1.150.0070.00018.91
8.1.140.0000.00819.56
8.1.130.0040.00417.84
8.1.120.0080.00017.49
8.1.110.0040.00417.55
8.1.100.0040.00417.58
8.1.90.0030.00617.59
8.1.80.0040.00417.50
8.1.70.0030.00317.56
8.1.60.0040.00417.54
8.1.50.0040.00717.63
8.1.40.0020.00517.62
8.1.30.0000.00817.64
8.1.20.0030.00617.62
8.1.10.0060.00317.70
8.1.00.0000.00817.64
8.0.300.0050.00318.98
8.0.290.0070.00017.13
8.0.280.0070.00018.52
8.0.270.0030.00317.23
8.0.260.0000.00617.25
8.0.250.0000.00817.23
8.0.240.0000.01017.24
8.0.230.0050.00317.23
8.0.220.0070.00017.20
8.0.210.0000.00817.07
8.0.200.0040.00417.21
8.0.190.0030.00517.09
8.0.180.0040.00417.20
8.0.170.0040.00417.22
8.0.160.0000.00817.20
8.0.150.0000.00717.05
8.0.140.0000.00817.02
8.0.130.0060.00013.57
8.0.120.0030.00517.16
8.0.110.0000.00717.13
8.0.100.0050.00316.98
8.0.90.0080.00017.08
8.0.80.0030.01317.15
8.0.70.0000.00716.98
8.0.60.0000.00717.06
8.0.50.0050.00317.15
8.0.30.0110.01017.11
8.0.20.0120.00617.45
8.0.10.0040.00417.25
8.0.00.0110.01016.90
7.4.330.0060.00015.18
7.4.320.0000.00616.59
7.4.300.0030.00316.57
7.4.290.0030.00616.70
7.4.280.0050.00316.62
7.4.270.0000.00816.70
7.4.260.0070.00016.58
7.4.250.0000.00716.60
7.4.240.0040.00316.70
7.4.230.0040.00416.75
7.4.220.0130.00816.52
7.4.210.0030.01316.71
7.4.200.0070.00016.47
7.4.160.0140.00316.85
7.4.150.0120.00617.40
7.4.140.0090.01117.86
7.4.130.0050.01216.89
7.4.120.0080.01516.53
7.4.110.0060.01216.77
7.4.100.0110.00716.69
7.4.90.0060.01016.66
7.4.80.0110.00719.39
7.4.70.0070.01116.84
7.4.60.0130.00316.80
7.4.50.0040.00416.79
7.4.40.0060.01116.36
7.4.30.0030.01716.61
7.4.10.0050.01315.16
7.4.00.0070.00914.98
7.3.330.0060.00013.57
7.3.320.0000.00513.33
7.3.310.0080.00016.49
7.3.300.0000.00716.36
7.3.290.0050.01316.49
7.3.280.0100.00716.49
7.3.270.0140.00317.40
7.3.260.0100.00716.72
7.3.250.0100.00716.56
7.3.240.0090.01316.54
7.3.230.0060.01216.48
7.3.210.0080.00816.71
7.3.200.0100.00716.63
7.3.190.0040.01316.48
7.3.180.0100.00716.69
7.3.170.0170.00316.47
7.3.160.0040.01116.63
7.3.130.0050.01214.81
7.3.120.0090.01015.06
7.3.110.0080.01014.83
7.3.100.0080.00814.89
7.3.90.0100.00414.88
7.3.80.0060.00814.77
7.3.70.0040.00914.81
7.3.60.0090.00414.86
7.3.50.0060.00814.92
7.3.40.0010.01014.88
7.3.30.0070.00714.90
7.3.20.0100.00516.67
7.3.10.0070.00916.87
7.3.00.0080.00516.81
7.2.330.0130.00616.57
7.2.320.0120.00617.00
7.2.310.0060.00916.96
7.2.300.0080.00817.00
7.2.290.0070.01016.77
7.2.260.0090.00715.05
7.2.250.0060.01014.90
7.2.240.0070.00815.00
7.2.230.0060.01015.08
7.2.220.0040.01315.06
7.2.210.0050.01014.98
7.2.200.0060.01015.22
7.2.190.0060.00915.00
7.2.180.0090.00515.11
7.2.170.0020.00815.10
7.2.160.0040.01215.08
7.2.150.0060.00817.15
7.2.140.0060.01016.82
7.2.130.0020.01316.83
7.2.120.0060.00716.87
7.2.110.0050.01017.03
7.2.100.0080.00816.93
7.2.90.0040.01216.87
7.2.80.0030.01316.99
7.2.70.0020.01017.05
7.2.60.0050.00916.88
7.2.50.0060.01016.88
7.2.40.0050.00916.84
7.2.30.0090.00516.79
7.2.20.0050.00916.87
7.2.10.0050.00916.94
7.2.00.0050.00717.61
7.1.330.0070.00715.85
7.1.320.0060.01015.91
7.1.310.0070.00815.90
7.1.300.0060.00815.75
7.1.290.0090.00415.85
7.1.280.0040.00915.77
7.1.270.0050.01015.88
7.1.260.0040.00815.87
7.1.250.0060.00915.92
7.1.240.0030.01015.75
7.1.230.0060.00915.86
7.1.220.0100.00215.83
7.1.210.0050.00915.86
7.1.200.0050.00915.87
7.1.190.0030.01015.75
7.1.180.0040.01015.80
7.1.170.0040.01015.90
7.1.160.0030.01115.72
7.1.150.0060.00715.83
7.1.140.0040.01015.75
7.1.130.0050.00715.72
7.1.120.0040.00915.89
7.1.110.0050.00715.66
7.1.100.0050.00816.50
7.1.90.0060.00915.93
7.1.80.0060.00815.91
7.1.70.0050.00616.31
7.1.60.0070.00916.63
7.1.50.0070.00916.23
7.1.40.0060.00715.83
7.1.30.0090.00415.78
7.1.20.0080.00615.98
7.1.10.0050.00615.90
7.1.00.0040.02717.37
7.0.330.0070.00815.42
7.0.320.0050.00615.50
7.0.310.0060.00515.58
7.0.300.0070.00815.49
7.0.290.0030.00915.43
7.0.280.0050.00815.58
7.0.270.0020.00915.36
7.0.260.0050.01015.47
7.0.250.0040.00615.60
7.0.240.0090.00715.32
7.0.230.0070.00615.47
7.0.220.0080.00615.53
7.0.210.0060.00615.51
7.0.200.0050.00715.84
7.0.190.0040.01015.46
7.0.180.0030.01015.49
7.0.170.0030.00915.41
7.0.160.0020.01115.44
7.0.150.0030.00815.52
7.0.140.0100.00215.54
7.0.130.0030.01115.58
7.0.120.0060.00415.41
7.0.110.0040.00715.60
7.0.100.0080.00415.55
7.0.90.0060.00415.48
7.0.80.0040.01015.55
7.0.70.0060.00815.59
7.0.60.0060.02517.08
7.0.50.0020.02016.20
7.0.40.0100.02415.17
7.0.30.0170.01415.23
7.0.20.0130.02115.24
7.0.10.0060.02415.14
7.0.00.0040.01715.27
5.6.400.0010.00814.41
5.6.390.0070.00914.48
5.6.380.0050.00714.31
5.6.370.0040.00814.30
5.6.360.0090.00414.50
5.6.350.0060.00814.26
5.6.340.0020.01214.47
5.6.330.0030.01214.36
5.6.320.0080.00414.35
5.6.310.0010.01414.43
5.6.300.0020.01214.31
5.6.290.0060.00814.45
5.6.280.0030.02616.10
5.6.270.0050.00714.45
5.6.260.0060.01014.64
5.6.250.0040.01014.47
5.6.240.0050.01014.50
5.6.230.0070.00614.36
5.6.220.0040.00914.42
5.6.210.0100.02115.88
5.6.200.0060.02215.29
5.6.190.0070.01615.85
5.6.180.0100.02615.89
5.6.170.0160.01815.97
5.6.160.0070.01515.87
5.6.150.0080.02015.41
5.6.140.0100.01715.28
5.6.130.0060.01715.24
5.6.120.0060.02616.02
5.6.110.0030.01816.06
5.6.100.0060.02116.04
5.6.90.0070.02315.90
5.6.80.0080.02515.74
5.6.70.0060.00714.47
5.6.60.0040.01114.25
5.6.50.0050.00714.27
5.6.40.0050.01014.38
5.6.30.0070.00714.20
5.6.20.0030.00914.40
5.6.10.0060.00714.46
5.6.00.0070.00614.53
5.5.380.0090.00514.32
5.5.370.0070.00414.31
5.5.360.0050.00914.35
5.5.350.0940.01615.79
5.5.340.0040.02215.22
5.5.330.0090.01315.87
5.5.320.0100.01515.96
5.5.310.0110.02115.81
5.5.300.0080.02615.26
5.5.290.0050.01615.24
5.5.280.0080.02215.99
5.5.270.0050.02815.91
5.5.260.0100.02215.87
5.5.250.0050.02315.92
5.5.240.0080.01415.90
5.5.230.0020.01314.35
5.5.220.0080.00814.11
5.5.210.0080.00514.41
5.5.200.0050.01014.21
5.5.190.0070.00614.22
5.5.180.0040.00814.28
5.5.170.0050.00814.34
5.5.160.0070.00714.24
5.5.150.0050.00914.17
5.5.140.0040.00814.24
5.5.130.0070.00814.16
5.5.120.0050.00714.35
5.5.110.0060.00814.31
5.5.100.0070.00614.47
5.5.90.0020.00914.21
5.5.80.0030.00814.33
5.5.70.0070.00614.14
5.5.60.0070.00814.41
5.5.50.0060.00714.26
5.5.40.0060.00814.03
5.5.30.0040.00914.47
5.5.20.0060.00814.02
5.5.10.0030.00914.35
5.5.00.0070.00914.21
5.4.450.0050.02513.50
5.4.440.0100.02113.39
5.4.430.0060.01713.50
5.4.420.0110.02013.44
5.4.410.0080.02113.38
5.4.400.0100.01913.42
5.4.390.0100.01913.32
5.4.380.0110.01713.35
5.4.370.0070.01813.30
5.4.360.0090.01613.41
5.4.350.0100.01613.34
5.4.340.0070.02313.32
5.4.330.0020.00911.54
5.4.320.0090.02113.44
5.4.310.0060.02313.36
5.4.300.0070.01813.31
5.4.290.0080.01913.44
5.4.280.0060.02013.43
5.4.270.0060.01813.46
5.4.260.0100.01413.38
5.4.250.0070.01813.32
5.4.240.0080.02013.23
5.4.230.0060.02113.24
5.4.220.0070.01813.39
5.4.210.0100.01413.38
5.4.200.0080.01613.36
5.4.190.0070.01813.33
5.4.180.0110.01213.35
5.4.170.0070.01913.31
5.4.160.0050.02113.34
5.4.150.0090.01513.30
5.4.140.0090.01412.78
5.4.130.0070.01612.71
5.4.120.0060.01712.80
5.4.110.0070.01612.77
5.4.100.0040.02012.59
5.4.90.0080.01512.79
5.4.80.0110.01912.71
5.4.70.0050.01812.73
5.4.60.0060.01712.72
5.4.50.0080.01612.63
5.4.40.0050.01912.63
5.4.30.0050.01912.72
5.4.20.0130.01512.66
5.4.10.0050.02012.73
5.4.00.0050.02112.51

preferences:
59.45 ms | 401 KiB | 5 Q