3v4l.org

run code in 300+ PHP versions simultaneously
<?php function string_lt($str1, $str2) { if ((string) $str1 < (string) $str2) { return true; } return false; }

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)
8.3.60.0130.00718.18
8.3.50.0250.00522.82
8.3.40.0070.00718.45
8.3.30.0060.00918.75
8.3.20.0040.00420.27
8.3.10.0040.00423.56
8.3.00.0040.00419.13
8.2.180.0110.00718.04
8.2.170.0070.00722.96
8.2.160.0060.00920.52
8.2.150.0050.00224.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0060.00320.82
8.2.110.0100.00021.00
8.2.100.0040.00717.72
8.2.90.0060.00318.93
8.2.80.0050.00317.97
8.2.70.0060.00317.50
8.2.60.0040.00417.80
8.2.50.0060.00318.07
8.2.40.0050.00218.09
8.2.30.0040.00417.81
8.2.20.0000.00817.61
8.2.10.0050.00217.84
8.2.00.0020.00517.66
8.1.280.0120.00625.92
8.1.270.0050.00323.96
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00322.24
8.1.230.0050.00518.96
8.1.220.0050.00317.74
8.1.210.0050.00318.77
8.1.200.0100.00017.22
8.1.190.0060.00317.10
8.1.180.0030.00618.10
8.1.170.0040.00718.50
8.1.160.0040.00421.95
8.1.150.0050.00218.64
8.1.140.0040.00417.35
8.1.130.0000.00717.68
8.1.120.0000.00717.33
8.1.110.0070.00017.23
8.1.100.0000.00717.36
8.1.90.0000.00717.25
8.1.80.0040.00417.37
8.1.70.0030.00317.26
8.1.60.0040.00417.47
8.1.50.0000.00817.43
8.1.40.0050.00317.38
8.1.30.0060.00317.40
8.1.20.0030.00617.38
8.1.10.0060.00317.39
8.1.00.0040.00417.32
8.0.300.0000.00720.11
8.0.290.0040.00416.63
8.0.280.0040.00418.28
8.0.270.0070.00017.06
8.0.260.0000.00617.01
8.0.250.0060.00016.79
8.0.240.0000.00716.89
8.0.230.0070.00016.75
8.0.220.0000.00716.71
8.0.210.0040.00316.79
8.0.200.0040.00416.86
8.0.190.0000.00716.84
8.0.180.0000.00716.70
8.0.170.0040.00416.75
8.0.160.0000.00716.75
8.0.150.0000.00716.79
8.0.140.0000.00816.69
8.0.130.0030.00313.23
8.0.120.0040.00416.70
8.0.110.0040.00416.66
8.0.100.0070.00016.66
8.0.90.0000.00816.78
8.0.80.0080.00816.72
8.0.70.0040.00416.63
8.0.60.0000.00716.86
8.0.50.0040.00416.67
8.0.30.0090.01216.95
8.0.20.0050.01617.40
8.0.10.0040.00416.93
8.0.00.0080.01216.50
7.4.330.0060.00015.00
7.4.320.0060.00016.52
7.4.300.0040.00416.52
7.4.290.0070.00016.46
7.4.280.0030.00616.31
7.4.270.0000.00616.43
7.4.260.0000.00916.29
7.4.250.0050.00316.36
7.4.240.0010.00616.49
7.4.230.0030.00316.50
7.4.220.0100.00716.47
7.4.210.0140.00716.55
7.4.200.0050.00316.50
7.4.160.0140.00316.31
7.4.150.0070.01017.40
7.4.140.0100.02017.86
7.4.130.0120.00516.36
7.4.120.0090.00816.37
7.4.110.0030.01416.20
7.4.100.0100.00716.47
7.4.90.0030.01216.30
7.4.80.0150.00719.39
7.4.70.0030.01616.23
7.4.60.0100.00816.26
7.4.50.0080.00016.48
7.4.40.0080.00816.31
7.4.30.0110.00416.39
7.4.00.0100.00714.87
7.3.330.0000.00712.99
7.3.320.0030.00313.20
7.3.310.0000.00716.17
7.3.300.0030.00316.23
7.3.290.0080.00616.18
7.3.280.0090.00716.12
7.3.270.0070.01117.40
7.3.260.0030.01416.41
7.3.250.0100.01116.32
7.3.240.0090.00916.11
7.3.230.0080.00816.39
7.3.210.0180.00616.45
7.3.200.0090.00619.39
7.3.190.0100.00716.44
7.3.180.0140.00316.49
7.3.170.0130.00316.43
7.3.160.0030.01216.25
7.3.00.0060.00616.48
7.2.330.0150.00916.19
7.2.320.0100.00716.34
7.2.310.0060.01616.32
7.2.300.0100.00616.50
7.2.290.0060.01016.27
7.2.130.0120.00616.75
7.2.120.0070.00716.73
7.2.110.0060.00616.54
7.2.100.0080.00816.81
7.2.90.0090.00616.79
7.2.80.0070.00716.70
7.2.70.0070.00316.59
7.2.60.0030.01316.77
7.2.50.0040.01116.63
7.2.40.0090.00016.73
7.2.30.0120.00316.75
7.2.20.0100.00716.67
7.2.10.0090.00616.51
7.2.00.0050.00817.97
7.1.250.0080.00615.54
7.1.240.0030.01015.50
7.1.230.0030.01015.35
7.1.220.0040.00715.41
7.1.210.0100.00715.48
7.1.200.0000.00915.30
7.1.190.0030.01015.52
7.1.180.0100.00715.57
7.1.170.0030.00615.58
7.1.160.0070.00715.74
7.1.150.0090.00615.68
7.1.140.0040.01115.62
7.1.130.0030.01015.61
7.1.120.0000.00915.63
7.1.110.0040.00415.50
7.1.100.0060.00716.73
7.1.90.0090.00315.62
7.1.80.0040.00715.68
7.1.70.0060.00816.10
7.1.60.0090.00917.57
7.1.50.0050.01216.21
7.1.40.0040.00415.77
7.1.30.0090.00315.76
7.1.20.0060.00315.75
7.1.10.0040.01215.62
7.1.00.0020.04418.97
7.0.330.0080.00014.97
7.0.320.0060.00615.19
7.0.310.0000.01614.96
7.0.300.0040.01115.34
7.0.290.0030.01015.35
7.0.280.0040.00715.41
7.0.270.0000.01115.16
7.0.260.0030.00914.90
7.0.250.0060.00614.93
7.0.240.0060.00614.99
7.0.230.0060.00315.34
7.0.220.0040.00415.26
7.0.210.0060.00615.25
7.0.200.0020.00615.68
7.0.190.0000.01015.25
7.0.180.0060.00615.21
7.0.170.0040.00415.22
7.0.160.0060.00915.33
7.0.150.0060.00615.01
7.0.140.0070.03518.73
7.0.130.0060.00915.42
7.0.120.0030.00914.90
7.0.110.0030.00615.21
7.0.100.0070.00715.40
7.0.90.0060.00614.82
7.0.80.0050.00514.88
7.0.70.0060.01015.13
7.0.60.0160.04017.60
7.0.50.0080.03316.65
7.0.40.0100.04516.69
7.0.30.0210.02316.75
7.0.20.0150.03216.77
7.0.10.0050.03116.76
7.0.00.0110.03816.57
5.6.380.0030.01014.22
5.6.370.0030.00714.12
5.6.360.0000.01413.96
5.6.350.0040.00714.16
5.6.340.0030.00914.02
5.6.330.0070.00714.01
5.6.320.0090.00614.16
5.6.310.0100.00314.29
5.6.300.0060.00613.95
5.6.290.0090.00414.06
5.6.280.0070.03817.44
5.6.270.0070.00714.02
5.6.260.0030.00914.34
5.6.250.0030.00714.16
5.6.240.0070.00714.22
5.6.230.0110.00413.98
5.6.220.0030.00614.02
5.6.210.0120.04117.22
5.6.200.0080.03916.08
5.6.190.0070.04817.29
5.6.180.0140.02117.20
5.6.170.0150.04017.34
5.6.160.0040.03917.25
5.6.150.0070.02216.36
5.6.140.0050.04216.13
5.6.130.0080.02816.27
5.6.120.0090.03717.71
5.6.110.0030.04417.67
5.6.100.0120.03717.47
5.6.90.0070.04417.58
5.6.80.0070.02017.22
5.6.70.1790.02217.08
5.6.60.0120.00313.98
5.6.50.0040.00713.98
5.6.40.0030.00613.90
5.6.30.0070.00713.98
5.6.20.0060.00313.88
5.6.10.0070.00413.89
5.6.00.0090.00613.88
5.5.380.0070.00011.18
5.5.370.0030.00311.18
5.5.360.0050.00611.18
5.5.350.0070.04815.78
5.5.340.0020.04714.58
5.5.330.0050.02015.71
5.5.320.0040.03015.76
5.5.310.0070.02815.77
5.5.300.0030.02214.55
5.5.290.0050.02414.63
5.5.280.0100.02516.04
5.5.270.0030.04515.93
5.5.260.0090.04216.06
5.5.250.0070.02215.82
5.5.240.0110.04115.77
5.5.230.0060.00611.18
5.5.220.0060.00311.18
5.5.210.0030.00611.18
5.5.200.0060.00611.18
5.5.190.0040.00711.18
5.5.180.0100.00011.18
5.5.170.0080.00011.18
5.5.160.0030.00611.18
5.5.150.0100.00311.18
5.5.140.0030.00611.18
5.5.130.0000.00911.18
5.5.120.0060.00311.18
5.5.110.0030.00911.18
5.5.100.0070.00311.18
5.5.90.0030.00711.18
5.5.80.0030.00711.18
5.5.70.0000.00811.18
5.5.60.0040.00711.18
5.5.50.0080.00411.18
5.5.40.0030.00611.18
5.5.30.0000.01011.18
5.5.20.0060.00311.18
5.5.10.0080.00011.18
5.5.00.0060.00611.18
5.4.450.0100.01815.24
5.4.440.0120.02715.37
5.4.430.0080.02515.32
5.4.420.0120.01815.19
5.4.410.0100.02115.27
5.4.400.0070.02515.18
5.4.390.0080.02515.09
5.4.380.0120.03714.88
5.4.370.0260.02614.87
5.4.360.0200.03914.97
5.4.350.0250.02914.88
5.4.340.0200.03214.97
5.4.330.0070.00311.18
5.4.320.0060.02411.84
5.4.310.0070.02111.84
5.4.300.0050.02211.84
5.4.290.0030.02411.84
5.4.280.0060.02111.79
5.4.270.0060.02111.79
5.4.260.0050.02311.79
5.4.250.0040.02111.79
5.4.240.0040.01911.79
5.4.230.0030.02311.79
5.4.220.0050.02111.78
5.4.210.0060.01911.78
5.4.200.0080.02011.78
5.4.190.0020.02311.78
5.4.180.0020.02211.78
5.4.170.0060.02011.79
5.4.160.0060.01911.78
5.4.150.0060.02111.78
5.4.140.0030.02211.62
5.4.130.0040.02211.62
5.4.120.0020.02311.60
5.4.110.0050.02211.59
5.4.100.0050.02011.60
5.4.90.0040.02111.60
5.4.80.0040.02311.60
5.4.70.0060.02311.59
5.4.60.0060.01911.59
5.4.50.0050.01911.59
5.4.40.0060.01911.59
5.4.30.0060.02011.58
5.4.20.0050.02111.58
5.4.10.0070.02011.59
5.4.00.0050.02111.33
5.3.290.0030.02311.99
5.3.280.0050.02411.94
5.3.270.0090.01911.95
5.3.260.0040.02111.95
5.3.250.0050.02011.95
5.3.240.0050.02211.95
5.3.230.0030.02311.94
5.3.220.0040.02111.93
5.3.210.0030.02411.93
5.3.200.0050.01911.93
5.3.190.0040.02211.93
5.3.180.0100.01711.93
5.3.170.0060.02011.92
5.3.160.0050.02111.93
5.3.150.0030.02511.92
5.3.140.0070.01711.92
5.3.130.0020.02511.92
5.3.120.0060.02211.92
5.3.110.0020.02311.92
5.3.100.0040.02411.65
5.3.90.0050.01911.64
5.3.80.0020.02411.63
5.3.70.0070.02011.63
5.3.60.0030.02211.63
5.3.50.0060.02111.60
5.3.40.0060.02811.60
5.3.30.0040.02111.57
5.3.20.0030.02311.46
5.3.10.0050.01811.45
5.3.00.0070.01611.44
5.2.170.0060.01910.19
5.2.160.0070.01510.19
5.2.150.0020.02110.19
5.2.140.0070.02010.19
5.2.130.0020.01910.17
5.2.120.0030.01910.17
5.2.110.0030.01610.18
5.2.100.0030.01910.17
5.2.90.0040.01810.17
5.2.80.0040.01610.17
5.2.70.0040.01610.17
5.2.60.0030.02010.15
5.2.50.0020.01910.13
5.2.40.0050.01910.12
5.2.30.0020.01910.11
5.2.20.0080.01410.10
5.2.10.0050.01310.06
5.2.00.0040.0199.98
5.1.60.0030.0149.63
5.1.50.0020.0179.63
5.1.40.0070.0129.62
5.1.30.0060.0139.79
5.1.20.0060.0139.80
5.1.10.0030.0159.66
5.1.00.0040.0149.66
5.0.50.0020.0148.90
5.0.40.0050.0098.84
5.0.30.0040.0208.74
5.0.20.0060.0098.73
5.0.10.0020.0168.71
5.0.00.0030.0158.71
4.4.90.0040.0097.98
4.4.80.0010.0137.97
4.4.70.0020.0127.96
4.4.60.0030.0097.96
4.4.50.0030.0107.97
4.4.40.0040.0167.94
4.4.30.0030.0087.97
4.4.20.0030.0088.01
4.4.10.0020.0098.01
4.4.00.0030.0137.97
4.3.110.0040.0097.92
4.3.100.0010.0107.92
4.3.90.0040.0107.91
4.3.80.0030.0167.88
4.3.70.0020.0107.90
4.3.60.0010.0117.90
4.3.50.0020.0147.90
4.3.40.0030.0147.86
4.3.30.0020.0127.24
4.3.20.0030.0137.22
4.3.10.0030.0107.21
4.3.00.0020.01214.79

preferences:
73.74 ms | 401 KiB | 5 Q