3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo strtolower(preg_replace('/([a-zA-Z])\s*=\s*([a-zA-Z])\s*(AND|OR)\s*/i', '$1_$2', 'algo = algo anD otro = oTro AND'));

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)
8.3.40.0090.00918.96
8.3.30.0100.00320.34
8.3.20.0000.00820.20
8.3.10.0040.00421.15
8.3.00.0080.00022.40
8.2.170.0100.01022.96
8.2.160.0110.00418.79
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0040.00420.91
8.2.110.0080.00019.41
8.2.100.0090.00317.84
8.2.90.0000.00819.28
8.2.80.0040.00417.97
8.2.70.0040.00417.75
8.2.60.0030.00617.93
8.2.50.0000.00918.07
8.2.40.0000.00818.21
8.2.30.0000.00719.54
8.2.20.0050.00217.84
8.2.10.0040.00417.71
8.2.00.0080.00017.79
8.1.270.0040.00423.99
8.1.260.0060.00326.35
8.1.250.0080.00028.09
8.1.240.0080.00422.44
8.1.230.0070.00420.87
8.1.220.0050.00318.77
8.1.210.0070.00419.22
8.1.200.0030.00617.36
8.1.190.0040.00417.26
8.1.180.0070.00418.10
8.1.170.0000.00718.59
8.1.160.0000.00718.74
8.1.150.0000.00818.61
8.1.140.0000.00717.35
8.1.130.0030.00317.79
8.1.120.0050.00217.55
8.1.110.0050.00317.45
8.1.100.0030.00517.51
8.1.90.0000.00717.48
8.1.80.0070.00017.48
8.1.70.0000.00717.42
8.1.60.0040.00417.63
8.1.50.0000.00817.50
8.1.40.0030.00517.55
8.1.30.0030.00517.66
8.1.20.0030.00517.67
8.1.10.0050.00317.59
8.1.00.0000.00817.53
8.0.300.0030.00619.90
8.0.290.0070.00017.16
8.0.280.0070.00018.34
8.0.270.0030.00317.13
8.0.260.0040.00416.81
8.0.250.0030.00317.05
8.0.240.0040.00417.04
8.0.230.0040.00416.99
8.0.220.0030.00516.95
8.0.210.0070.00016.82
8.0.200.0000.00616.97
8.0.190.0000.00716.98
8.0.180.0070.00016.89
8.0.170.0070.00016.93
8.0.160.0040.00416.84
8.0.150.0030.00616.86
8.0.140.0060.00316.78
8.0.130.0030.00313.33
8.0.120.0060.00316.84
8.0.110.0030.00516.90
8.0.100.0040.00416.91
8.0.90.0000.00716.80
8.0.80.0130.00616.84
8.0.70.0030.00316.93
8.0.60.0070.00016.86
8.0.50.0070.00016.78
8.0.30.0110.01117.05
8.0.20.0080.01117.40
8.0.10.0070.00016.88
8.0.00.0090.01016.76
7.4.330.0060.00016.79
7.4.320.0070.00016.59
7.4.300.0030.00316.60
7.4.290.0030.00316.58
7.4.280.0000.00716.66
7.4.270.0000.00616.50
7.4.260.0050.00013.41
7.4.250.0040.00416.60
7.4.240.0020.00516.57
7.4.230.0000.00716.48
7.4.220.0130.00616.64
7.4.210.0070.01016.62
7.4.200.0070.00016.77
7.4.190.0000.00616.57
7.4.160.0100.00716.53
7.4.150.0110.00617.40
7.4.140.0070.01317.86
7.4.130.0050.01116.65
7.4.120.0130.00416.67
7.4.110.0100.00716.38
7.4.100.0110.00516.45
7.4.90.0170.00316.50
7.4.80.0130.01019.39
7.4.70.0100.00716.49
7.4.60.0120.00416.69
7.4.50.0000.00816.68
7.4.40.0070.01022.77
7.4.30.0080.00816.48
7.4.10.0070.01015.23
7.4.00.0100.00714.90
7.3.330.0000.00513.19
7.3.320.0050.00013.18
7.3.310.0070.00016.10
7.3.300.0000.00716.30
7.3.290.0110.00416.27
7.3.280.0100.00716.26
7.3.270.0120.00617.40
7.3.260.0120.00918.24
7.3.250.0090.01216.23
7.3.240.0130.00416.43
7.3.230.0040.01216.39
7.3.210.0120.00416.55
7.3.200.0090.00919.39
7.3.190.0130.01016.74
7.3.180.0160.00016.28
7.3.170.0100.00616.59
7.3.160.0060.01216.79
7.3.130.0060.00914.67
7.3.120.0040.01114.91
7.3.110.0090.00915.07
7.3.100.0120.00414.64
7.3.90.0090.00914.53
7.3.80.0060.01014.76
7.3.70.0090.00315.00
7.3.60.0090.00314.92
7.3.50.0070.00314.71
7.3.40.0040.01114.68
7.3.30.0060.01014.91
7.3.20.0070.00316.68
7.3.10.0070.00416.80
7.3.00.0060.00716.87
7.2.330.0110.00716.52
7.2.320.0170.00016.64
7.2.310.0100.01616.63
7.2.300.0090.00716.58
7.2.290.0160.00016.64
7.2.260.0110.00715.28
7.2.250.0090.00915.03
7.2.240.0070.00714.81
7.2.230.0080.00415.09
7.2.220.0060.00614.98
7.2.210.0030.01315.00
7.2.200.0100.00715.32
7.2.190.0090.00614.99
7.2.180.0060.00614.95
7.2.170.0040.01414.89
7.2.160.0030.01214.95
7.2.150.0070.00816.77
7.2.140.0060.00616.75
7.2.130.0070.00816.74
7.2.120.0050.00716.80
7.2.110.0060.00616.90
7.2.100.0090.00416.93
7.2.90.0040.01016.94
7.2.80.0090.00516.97
7.2.70.0060.00717.10
7.2.60.0020.01016.73
7.2.50.0020.01017.03
7.2.40.0060.00916.97
7.2.30.0090.00616.82
7.2.20.0050.00516.86
7.2.10.0060.00816.83
7.2.00.0030.01017.96
7.1.330.0070.00716.05
7.1.320.0120.00615.74
7.1.310.0030.01015.69
7.1.300.0130.00315.80
7.1.290.0050.00515.79
7.1.280.0000.01416.02
7.1.270.0040.00815.58
7.1.260.0030.00615.58
7.1.250.0030.00715.66
7.1.240.0030.00515.95
7.1.230.0000.01315.88
7.1.220.0030.00615.57
7.1.210.0000.01415.93
7.1.200.0040.00715.83
7.1.190.0030.00915.82
7.1.180.0070.00315.73
7.1.170.0060.00615.64
7.1.160.0080.00015.91
7.1.150.0040.00815.88
7.1.140.0000.00815.71
7.1.130.0000.01315.98
7.1.120.0000.01315.47
7.1.110.0070.00715.66
7.1.100.0050.00717.14
7.1.90.0040.00416.02
7.1.80.0030.01015.96
7.1.70.0020.01116.55
7.1.60.0050.01117.48
7.1.50.0080.00716.53
7.1.40.0030.01015.47
7.1.30.0040.00715.85
7.1.20.0080.00015.89
7.1.10.0060.00615.85
7.1.00.0050.02218.96
7.0.330.0080.00315.56
7.0.320.0140.00015.39
7.0.310.0120.00315.50
7.0.300.0000.01315.15
7.0.290.0100.00015.30
7.0.280.0000.00815.27
7.0.270.0030.00615.32
7.0.260.0050.00515.65
7.0.250.0030.00915.27
7.0.240.0000.00715.46
7.0.230.0040.00415.35
7.0.220.0060.00615.36
7.0.210.0040.00815.50
7.0.200.0060.00416.10
7.0.190.0030.01015.44
7.0.180.0070.00715.64
7.0.170.0070.00015.38
7.0.160.0070.00715.73
7.0.150.0060.00315.50
7.0.140.0040.03818.77
7.0.130.0030.00615.51
7.0.120.0030.00615.35
7.0.110.0030.00815.34
7.0.100.0180.03817.74
7.0.90.0200.02217.86
7.0.80.0050.03517.75
7.0.70.0120.03017.84
7.0.60.0080.03117.75
7.0.50.0100.02417.96
7.0.40.0050.02516.73
7.0.30.0040.02316.76
7.0.20.0020.02216.79
7.0.10.0070.02316.65
7.0.00.0020.02316.91
5.6.400.0040.00714.21
5.6.390.0070.00714.47
5.6.380.0000.01614.10
5.6.370.0040.01114.51
5.6.360.0120.00314.24
5.6.350.0090.00614.41
5.6.340.0030.00514.05
5.6.330.0030.00614.36
5.6.320.0030.01014.07
5.6.310.0030.01014.04
5.6.300.0000.00814.21
5.6.290.0130.00314.08
5.6.280.0020.04417.60
5.6.270.0070.00714.12
5.6.260.0080.00414.12
5.6.250.0080.02917.32
5.6.240.0080.03717.59
5.6.230.0040.03217.47
5.6.220.0050.02317.47
5.6.210.0030.02517.61
5.6.200.0050.02317.67
5.6.190.0120.01817.66
5.6.180.0050.02517.51
5.6.170.0040.02617.71
5.6.160.0020.02317.57
5.6.150.0070.02217.67
5.6.140.0020.02217.65
5.6.130.0070.02317.55
5.6.120.0030.02217.57
5.6.110.0030.02817.66
5.6.100.0050.02617.59
5.6.90.0060.02617.79
5.6.80.0050.02217.13
5.6.70.0030.02717.30
5.6.60.0070.01817.25
5.6.50.0090.02017.24
5.6.40.0100.01817.25
5.6.30.0050.02217.28
5.6.20.0080.01817.44
5.6.10.0030.02617.22
5.6.00.0060.02017.33
5.5.380.0050.03017.27
5.5.370.0030.03517.42
5.5.360.0070.02517.30
5.5.350.0050.02517.29
5.5.340.0120.04117.49
5.5.330.0060.01617.40
5.5.320.0060.01917.65
5.5.310.0070.01917.40
5.5.300.0060.02217.56
5.5.290.0140.01717.63
5.5.280.0030.02317.67
5.5.270.0060.02417.47
5.5.260.0060.02317.42
5.5.250.0090.02017.31
5.5.240.0020.02717.33
5.5.230.0020.02717.30
5.5.220.0050.02217.13
5.5.210.0080.01517.03
5.5.200.0050.02217.02
5.5.190.0000.02617.21
5.5.180.0010.02417.21
5.5.170.0060.00613.99
5.5.160.0030.02217.28
5.5.150.0080.04217.18
5.5.140.0120.04017.06
5.5.130.0100.04017.26
5.5.120.0080.05017.10
5.5.110.0020.04017.31
5.5.100.0070.03217.04
5.5.90.0150.03017.17
5.5.80.0100.01817.13
5.5.70.0030.04717.14
5.5.60.0070.04317.13
5.5.50.0100.03816.99
5.5.40.0080.03817.13
5.5.30.0050.03317.09
5.5.20.0070.04217.00
5.5.10.0100.04017.12
5.5.00.0040.03917.04
5.4.450.0000.02915.12
5.4.440.0020.02015.33
5.4.430.0050.02215.21
5.4.420.0080.01515.28
5.4.410.0050.02115.04
5.4.400.0000.02114.97
5.4.390.0010.02514.95
5.4.380.0070.01514.94
5.4.370.0030.02314.89
5.4.360.0020.02315.07
5.4.350.0030.02314.87
5.4.340.0030.01915.07
5.4.330.0060.00311.04
5.4.320.0120.01314.89
5.4.310.0080.02714.84
5.4.300.0020.04015.14
5.4.290.0030.02215.08
5.4.280.0050.04014.94
5.4.270.0020.03014.89
5.4.260.0050.03914.84
5.4.250.0070.03715.08
5.4.240.0070.03014.97
5.4.230.0080.02214.97
5.4.220.0050.04214.80
5.4.210.0070.04115.06
5.4.200.0080.03714.91
5.4.190.0080.04014.83
5.4.180.0050.02714.85
5.4.170.0050.04414.94
5.4.160.0030.04315.09
5.4.150.0070.04114.91
5.4.140.0080.03513.72
5.4.130.0120.03313.70
5.4.120.0080.03313.60
5.4.110.0030.03913.57
5.4.100.0070.03313.62
5.4.90.0030.02113.69
5.4.80.0030.03813.43
5.4.70.0090.03313.51
5.4.60.0070.02713.58
5.4.50.0030.04013.59
5.4.40.0040.04213.63
5.4.30.0040.04213.58
5.4.20.0070.02513.55
5.4.10.0030.04213.68
5.4.00.0030.03013.25
5.3.290.0020.02412.57
5.3.280.0030.04012.46
5.3.270.0070.03612.57
5.3.260.0050.04012.47
5.3.250.0050.04212.42
5.3.240.0100.04012.33
5.3.230.0060.03612.54
5.3.220.0050.02512.32
5.3.210.0080.02912.36
5.3.200.0070.03212.31
5.3.190.0060.03312.42
5.3.180.0030.02612.39
5.3.170.0020.02912.51
5.3.160.0020.02112.36
5.3.150.0050.03112.47
5.3.140.0050.03312.49
5.3.130.0100.03312.49
5.3.120.0000.04512.40
5.3.110.0030.03712.43
5.3.100.0030.03612.23
5.3.90.0070.03912.14
5.3.80.0050.03712.13
5.3.70.0050.01812.13
5.3.60.0070.03012.19
5.3.50.0020.04412.01
5.3.40.0050.03311.98
5.3.30.0060.03911.96
5.3.20.0120.03311.91
5.3.10.0030.03211.80
5.3.00.0080.03511.86
5.2.170.0070.06311.19
5.2.160.0030.06011.09
5.2.150.0030.06310.93
5.2.140.0100.05011.17
5.2.130.0100.05310.94
5.2.120.0030.06011.08
5.2.110.0030.03311.09
5.2.100.0030.06010.90
5.2.90.0070.05710.96
5.2.80.0000.04311.13
5.2.70.0100.06011.01
5.2.60.0030.06311.05
5.2.50.0030.03710.83
5.2.40.0030.05010.86
5.2.30.0070.04710.77
5.2.20.0070.03311.00
5.2.10.0070.06010.77
5.2.00.0030.05710.77
5.1.60.0070.05010.02
5.1.50.0000.05310.06
5.1.40.0000.04010.02
5.1.30.0030.03010.35
5.1.20.0100.05010.25
5.1.10.0030.03010.09
5.1.00.0000.04310.06
5.0.50.0070.0238.54
5.0.40.0030.0408.41
5.0.30.0000.0678.21
5.0.20.0030.0238.27
5.0.10.0070.0408.04
5.0.00.0030.0538.00
4.4.90.0000.0377.98
4.4.80.0030.0337.98
4.4.70.0030.0337.98
4.4.60.0000.0337.98
4.4.50.0000.0277.98
4.4.40.0000.0507.98
4.4.30.0070.0307.98
4.4.20.0100.0277.98
4.4.10.0030.0207.98
4.4.00.0030.0307.98
4.3.110.0030.0377.98
4.3.100.0000.0377.98
4.3.90.0030.0307.98
4.3.80.0000.0537.98
4.3.70.0000.0277.98
4.3.60.0030.0237.98
4.3.50.0000.0237.98
4.3.40.0070.0507.98
4.3.30.0000.0207.98
4.3.20.0000.0337.98
4.3.10.0000.0377.98
4.3.00.0000.0337.98

preferences:
42.44 ms | 400 KiB | 5 Q