3v4l.org

run code in 300+ PHP versions simultaneously
<?php $lastmonth = date('Y-m-01',mktime(0, 0, 0, date("m")-3, date("d"), date("Y"))); echo $lastmonth ; ?>

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)
8.3.40.0070.01118.70
8.3.30.0120.00319.04
8.3.20.0090.00920.16
8.3.10.0050.00321.74
8.3.00.0040.00417.75
8.2.170.0120.00322.96
8.2.160.0090.00920.55
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0000.00820.73
8.2.110.0130.00322.25
8.2.100.0100.00018.03
8.2.90.0040.00419.25
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0040.00418.05
8.2.50.0030.00618.07
8.2.40.0030.00718.16
8.2.30.0040.00418.05
8.2.20.0070.00017.71
8.2.10.0000.00718.11
8.2.00.0000.00917.67
8.1.270.0060.00323.86
8.1.260.0080.00026.35
8.1.250.0050.00228.09
8.1.240.0050.00523.92
8.1.230.0030.00719.10
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0060.00317.36
8.1.190.0080.00017.23
8.1.180.0040.00418.10
8.1.170.0030.00618.56
8.1.160.0000.00721.87
8.1.150.0050.00218.88
8.1.140.0000.00717.54
8.1.130.0070.00017.89
8.1.120.0050.00317.52
8.1.110.0000.00717.47
8.1.100.0040.00317.46
8.1.90.0000.00817.52
8.1.80.0030.00517.57
8.1.70.0050.00217.49
8.1.60.0040.00417.54
8.1.50.0030.00617.54
8.1.40.0040.00417.50
8.1.30.0060.00317.64
8.1.20.0060.00317.48
8.1.10.0050.00317.63
8.1.00.0080.00017.42
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0030.00318.38
8.0.270.0080.00017.34
8.0.260.0070.00017.32
8.0.250.0000.00717.20
8.0.240.0030.00316.98
8.0.230.0070.00016.96
8.0.220.0040.00416.97
8.0.210.0000.00716.89
8.0.200.0000.00617.06
8.0.190.0040.00417.12
8.0.180.0040.00416.97
8.0.170.0040.00417.10
8.0.160.0030.00517.07
8.0.150.0070.00316.94
8.0.140.0070.00017.01
8.0.130.0050.00013.33
8.0.120.0050.00317.04
8.0.110.0040.00416.93
8.0.100.0040.00417.05
8.0.90.0000.00716.89
8.0.80.0090.00917.09
8.0.70.0050.00216.82
8.0.60.0000.00716.89
8.0.50.0000.00716.89
8.0.30.0100.00917.15
8.0.20.0140.02717.40
8.0.10.0040.00417.18
8.0.00.0110.00816.75
7.4.330.0050.00015.09
7.4.320.0030.00316.54
7.4.300.0050.00316.50
7.4.290.0030.00316.51
7.4.280.0030.00316.50
7.4.270.0040.00416.51
7.4.260.0030.00316.46
7.4.250.0070.00016.48
7.4.240.0020.00516.57
7.4.230.0070.00016.61
7.4.220.0090.00916.61
7.4.210.0070.00716.63
7.4.200.0030.00316.52
7.4.160.0060.00916.70
7.4.150.0150.01117.40
7.4.140.0060.01217.86
7.4.130.0030.01316.70
7.4.120.0100.00816.56
7.4.110.0160.00616.74
7.4.100.0120.00816.51
7.4.90.0180.00016.78
7.4.80.0070.01619.39
7.4.70.0130.00316.63
7.4.60.0130.00316.41
7.4.50.0040.00016.49
7.4.40.0110.00516.44
7.4.30.0070.01116.63
7.4.10.0060.01314.73
7.4.00.0060.01215.00
7.3.330.0030.00313.08
7.3.320.0050.00013.23
7.3.310.0070.00016.23
7.3.300.0000.00716.33
7.3.290.0130.00716.38
7.3.280.0060.01216.30
7.3.270.0120.00917.40
7.3.260.0090.00916.34
7.3.250.0060.01116.49
7.3.240.0060.01016.55
7.3.230.0110.01116.68
7.3.210.0060.01016.60
7.3.200.0100.00519.39
7.3.190.0050.01116.52
7.3.180.0090.00616.36
7.3.170.0060.01016.47
7.3.160.0000.01516.52
7.3.130.0040.01414.96
7.3.120.0090.00714.81
7.3.110.0100.00714.84
7.3.100.0020.01214.74
7.3.90.0080.00414.75
7.3.80.0020.01214.62
7.3.70.0120.00514.85
7.3.60.0020.01114.83
7.3.50.0100.00514.80
7.3.40.0050.01014.91
7.3.30.0050.01014.85
7.3.20.0050.00616.51
7.3.10.0020.01016.62
7.3.00.0050.01516.70
7.2.330.0130.00316.89
7.2.320.0120.00816.70
7.2.310.0090.00916.89
7.2.300.0090.00616.62
7.2.290.0060.01016.82
7.2.260.0000.01615.04
7.2.250.0060.00615.04
7.2.240.0050.01115.05
7.2.230.0050.00915.05
7.2.220.0070.00915.16
7.2.210.0050.00915.25
7.2.200.0060.01114.84
7.2.190.0030.01115.05
7.2.180.0030.00814.79
7.2.170.0050.01315.17
7.2.160.0040.01415.04
7.2.150.0060.00717.02
7.2.140.0030.01116.84
7.2.130.0070.01116.99
7.2.120.0070.01216.74
7.2.110.0040.00916.73
7.2.100.0020.01416.84
7.2.90.0000.01616.98
7.2.80.0060.00816.80
7.2.70.0060.00917.06
7.2.60.0050.00816.97
7.2.50.0060.01216.95
7.2.40.0110.00716.81
7.2.30.0090.00717.01
7.2.20.0050.01416.78
7.2.10.0100.00516.96
7.2.00.0050.01016.89
7.1.330.0080.00815.85
7.1.320.0030.00915.87
7.1.310.0070.00815.95
7.1.300.0070.00515.76
7.1.290.0060.01015.75
7.1.280.0040.01015.76
7.1.270.0060.00815.77
7.1.260.0060.00815.92
7.1.250.0110.00515.87
7.1.240.0090.00315.91
7.1.230.0120.00315.57
7.1.220.0040.01115.68
7.1.210.0140.00315.84
7.1.200.0040.01115.66
7.1.190.0070.00715.57
7.1.180.0000.01015.91
7.1.170.0000.01015.68
7.1.160.0100.00315.59
7.1.150.0090.00915.95
7.1.140.0070.01315.69
7.1.130.0070.01415.89
7.1.120.0110.00715.93
7.1.110.0130.00315.89
7.1.100.0090.00417.03
7.1.90.0000.01515.96
7.1.80.0030.01015.84
7.1.70.0000.01116.59
7.1.60.0040.01217.54
7.1.50.0050.01416.55
7.1.40.0060.00915.89
7.1.30.0080.00815.86
7.1.20.0060.00315.82
7.1.10.0040.00815.79
7.1.00.0030.04219.09
7.0.330.0070.00715.40
7.0.320.0030.01215.25
7.0.310.0080.00415.45
7.0.300.0060.00615.46
7.0.290.0100.00315.37
7.0.280.0030.01015.59
7.0.270.0060.00915.53
7.0.260.0030.01215.31
7.0.250.0030.01015.57
7.0.240.0030.01015.16
7.0.230.0030.01015.52
7.0.220.0040.01115.27
7.0.210.0060.00615.39
7.0.200.0020.00916.02
7.0.190.0120.00315.43
7.0.180.0100.00715.50
7.0.170.0060.00915.32
7.0.160.0080.00315.32
7.0.150.0040.01115.62
7.0.140.0030.03818.78
7.0.130.0000.00915.43
7.0.120.0030.01115.28
7.0.110.0000.01415.38
7.0.100.0070.00715.48
7.0.90.0000.01115.58
7.0.80.0110.02817.66
7.0.70.0080.02517.66
7.0.60.0180.04017.74
7.0.50.0080.02817.90
7.0.40.0030.03116.80
7.0.30.0110.04016.83
7.0.20.0090.02116.86
7.0.10.0110.04116.80
7.0.00.0050.03816.71
5.6.400.0000.01714.45
5.6.390.0100.00714.18
5.6.380.0040.01214.37
5.6.370.0030.01014.36
5.6.360.0070.00714.23
5.6.350.0040.01114.65
5.6.340.0000.01214.15
5.6.330.0070.01114.48
5.6.320.0000.01514.41
5.6.310.0060.00714.32
5.6.300.0030.01014.61
5.6.290.0070.00714.23
5.6.280.0050.05317.73
5.6.270.0040.00814.46
5.6.260.0040.01114.58
5.6.250.0110.00314.32
5.6.240.0080.00314.23
5.6.230.0080.02317.46
5.6.220.0070.02317.65
5.6.210.0070.03917.52
5.6.200.0090.04117.64
5.6.190.0100.04017.64
5.6.180.0100.04117.58
5.6.170.0060.03117.56
5.6.160.0020.03317.71
5.6.150.0040.02417.70
5.6.140.0070.03717.87
5.6.130.0070.04217.73
5.6.120.0050.02817.62
5.6.110.0030.02817.63
5.6.100.0070.03317.63
5.6.90.0100.04517.72
5.6.80.0120.03517.33
5.6.70.0070.04517.42
5.6.60.0030.02617.35
5.6.50.0100.04217.29
5.6.40.0130.04017.47
5.6.30.0070.03817.37
5.6.20.0090.02717.34
5.6.10.0050.02617.28
5.6.00.0030.02517.38
5.5.380.0080.00814.31
5.5.370.0090.03617.31
5.5.360.0080.02717.38
5.5.350.0140.04017.29
5.5.340.0100.04717.35
5.5.330.0100.04217.67
5.5.320.0030.02917.38
5.5.310.0030.04317.54
5.5.300.0090.01817.65
5.5.290.0100.04217.45
5.5.280.0050.02317.60
5.5.270.0050.03717.56
5.5.260.0070.02817.51
5.5.250.0090.02817.28
5.5.240.0050.03817.28
5.5.230.0000.04317.30
5.5.220.0030.02517.23
5.5.210.0030.03117.11
5.5.200.0070.04317.14
5.5.190.0030.03317.10
5.5.180.0070.04517.07
5.5.170.0100.00714.12
5.5.160.0030.04217.14
5.5.150.0070.04517.18
5.5.140.0030.03017.32
5.5.130.0080.03517.22
5.5.120.0060.04117.21
5.5.110.0100.03817.20
5.5.100.0030.03517.02
5.5.90.0050.02617.08
5.5.80.0110.03217.26
5.5.70.0090.03317.05
5.5.60.0070.02417.29
5.5.50.0080.04017.16
5.5.40.0070.03817.14
5.5.30.0100.04217.13
5.5.20.0070.04617.04
5.5.10.0070.04317.22
5.5.00.0070.02917.06
5.4.450.0070.03615.97
5.4.440.0080.02315.97
5.4.430.0100.03415.98
5.4.420.0120.02916.03
5.4.410.0050.02015.97
5.4.400.0050.02315.78
5.4.390.0040.04015.79
5.4.380.0020.02315.81
5.4.370.0090.03815.79
5.4.360.0110.02515.72
5.4.350.0140.03315.79
5.4.340.0070.03915.80
5.4.330.0060.00012.50
5.4.320.0080.03315.77
5.4.310.0080.03515.80
5.4.300.0030.02815.74
5.4.290.0100.02815.81
5.4.280.0120.03715.74
5.4.270.0130.03715.71
5.4.260.0050.02515.70
5.4.250.0070.04015.80
5.4.240.0110.03715.79
5.4.230.0050.04215.78
5.4.220.0030.02915.76
5.4.210.0050.02515.80
5.4.200.0090.02315.83
5.4.190.0060.03515.73
5.4.180.0070.02915.65
5.4.170.0080.03715.64
5.4.160.0060.02415.78
5.4.150.0100.03915.72
5.4.140.0050.04114.47
5.4.130.0030.03214.46
5.4.120.0040.02514.42
5.4.110.0020.02914.43
5.4.100.0050.04114.45
5.4.90.0040.04114.40
5.4.80.0030.02214.46
5.4.70.0060.03714.45
5.4.60.0070.03914.46
5.4.50.0040.04114.46
5.4.40.0100.02314.37
5.4.30.0060.04114.46
5.4.20.0100.03614.39
5.4.10.0070.02214.37
5.4.00.0030.02314.01
5.3.290.0100.09714.67
5.3.280.0000.07314.60
5.3.270.0070.03714.46
5.3.260.0030.05714.43
5.3.250.0100.04714.42
5.3.240.0000.04714.59
5.3.230.0070.07314.57
5.3.220.0000.04014.55
5.3.210.0070.07014.50
5.3.200.0100.06314.40
5.3.190.0170.06714.55
5.3.180.0070.07314.41
5.3.170.0100.08714.55
5.3.160.0030.07714.38
5.3.150.0030.04314.42
5.3.140.0000.07314.51
5.3.130.0130.07014.37
5.3.120.0030.07014.45
5.3.110.0100.07714.48
5.3.100.0000.05014.02
5.3.90.0030.05013.93
5.3.80.0030.07713.98
5.3.70.0070.07713.98
5.3.60.0100.06313.94
5.3.50.0070.03013.90
5.3.40.0070.06013.86
5.3.30.0170.06313.86
5.3.20.0030.07013.66
5.3.10.0070.03713.51
5.3.00.0070.04313.62
5.2.170.0030.02711.13
5.2.160.0000.04011.09
5.2.150.0130.06311.13
5.2.140.0100.05311.16
5.2.130.0070.05010.92
5.2.120.0100.04711.06
5.2.110.0070.06310.95
5.2.100.0030.03311.09
5.2.90.0100.04711.08
5.2.80.0100.05011.04
5.2.70.0170.02310.93
5.2.60.0070.06310.99
5.2.50.0070.03311.01
5.2.40.0070.03011.04
5.2.30.0070.04010.77
5.2.20.0030.06311.03
5.2.10.0070.05710.78
5.2.00.0070.05710.61
5.1.60.0030.03710.07
5.1.50.0130.0309.98
5.1.40.0100.0379.96
5.1.30.0070.03010.38
5.1.20.0070.05310.40
5.1.10.0030.04010.10
5.1.00.0000.03010.09
5.0.50.0070.0278.59
5.0.40.0100.0338.39
5.0.30.0000.0638.25
5.0.20.0030.0308.03
5.0.10.0000.0308.27
5.0.00.0000.0438.14
4.4.90.0000.0237.18
4.4.80.0000.0307.18
4.4.70.0130.0237.18
4.4.60.0070.0307.18
4.4.50.0000.0307.18
4.4.40.0000.0277.18
4.4.30.0070.0307.18
4.4.20.0070.0207.18
4.4.10.0000.0337.18
4.4.00.0030.0277.18
4.3.110.0030.0307.18
4.3.100.0030.0307.18
4.3.90.0000.0377.18
4.3.80.0030.0407.18
4.3.70.0000.0177.18
4.3.60.0100.0107.18
4.3.50.0000.0277.18
4.3.40.0030.0237.18
4.3.30.0000.0177.18
4.3.20.0000.0177.18
4.3.10.0030.0137.18
4.3.00.0030.0137.18

preferences:
50.11 ms | 400 KiB | 5 Q