3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(PREG_SPLIT_NO_EMPTY); var_dump( preg_split( '/[^a-z]+/i', 'Class::function', PREG_SPLIT_NO_EMPTY)); var_dump( preg_replace( '/[^a-z]+/i', '_', 'Class::function')); var_dump( explode('::','Class::function'));

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)
8.3.60.0110.00418.30
8.3.50.0130.00621.17
8.3.40.0040.01218.57
8.3.30.0040.01118.83
8.3.20.0050.00220.34
8.3.10.0040.00421.95
8.3.00.0040.00419.67
8.2.180.0000.01616.50
8.2.170.0040.01122.96
8.2.160.0110.00420.39
8.2.150.0000.00824.18
8.2.140.0040.01124.66
8.2.130.0040.00426.16
8.2.120.0040.00417.38
8.2.110.0060.00320.52
8.2.100.0090.00317.78
8.2.90.0040.00418.85
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0000.00819.31
8.2.30.0030.00519.65
8.2.20.0040.00417.57
8.2.10.0000.00817.86
8.2.00.0040.00417.98
8.1.280.0100.00325.92
8.1.270.0190.00020.24
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00723.90
8.1.230.0080.00320.93
8.1.220.0030.00617.74
8.1.210.0050.00318.77
8.1.200.0040.00417.22
8.1.190.0040.00417.22
8.1.180.0080.00018.10
8.1.170.0030.00618.65
8.1.160.0050.00221.97
8.1.150.0040.00418.64
8.1.140.0030.00617.37
8.1.130.0000.00717.60
8.1.120.0000.00717.48
8.1.110.0040.00417.35
8.1.100.0030.00517.40
8.1.90.0020.00517.53
8.1.80.0000.00817.45
8.1.70.0040.00417.40
8.1.60.0090.00017.50
8.1.50.0030.00517.55
8.1.40.0040.00417.49
8.1.30.0030.00617.66
8.1.20.0040.00417.64
8.1.10.0040.00417.43
8.1.00.0070.00017.41
8.0.300.0000.00718.77
8.0.290.0080.00016.75
8.0.280.0030.00318.26
8.0.270.0030.00516.98
8.0.260.0060.00017.20
8.0.250.0050.00316.93
8.0.240.0000.00716.95
8.0.230.0000.00916.97
8.0.220.0060.00316.96
8.0.210.0000.00716.91
8.0.200.0030.00316.83
8.0.190.0070.00716.96
8.0.180.0000.00716.92
8.0.170.0030.00616.64
8.0.160.0000.00816.92
8.0.150.0070.00016.76
8.0.140.0000.00816.76
8.0.130.0070.00013.32
8.0.120.0040.00416.91
8.0.110.0080.00016.90
8.0.100.0040.00416.85
8.0.90.0000.00716.92
8.0.80.0120.01216.89
8.0.70.0060.00316.73
8.0.60.0000.00716.72
8.0.50.0000.00716.88
8.0.30.0150.00317.13
8.0.20.0050.01717.40
8.0.10.0080.00016.98
8.0.00.0100.00916.81
7.4.330.0060.00015.08
7.4.320.0070.00016.59
7.4.300.0000.00616.71
7.4.290.0000.01016.67
7.4.280.0040.00416.56
7.4.270.0030.00316.68
7.4.260.0030.00316.54
7.4.250.0040.00416.63
7.4.240.0020.00516.55
7.4.230.0040.00416.61
7.4.220.0130.00316.70
7.4.210.0050.00916.71
7.4.200.0030.00316.32
7.4.160.0110.00816.42
7.4.150.0230.00017.40
7.4.140.0120.00517.86
7.4.130.0050.01316.57
7.4.120.0080.00916.58
7.4.110.0040.01816.54
7.4.100.0120.00616.45
7.4.90.0110.00716.46
7.4.80.0070.01019.39
7.4.70.0070.01016.75
7.4.60.0060.01016.39
7.4.50.0000.00816.42
7.4.40.0130.00716.63
7.4.30.0060.01016.41
7.4.00.0100.00615.05
7.3.330.0000.00513.00
7.3.320.0050.00013.02
7.3.310.0030.00316.27
7.3.300.0070.00016.13
7.3.290.0050.00216.27
7.3.280.0090.00716.23
7.3.270.0160.00917.40
7.3.260.0040.01416.27
7.3.250.0120.00816.50
7.3.240.0070.01016.27
7.3.230.0160.00016.39
7.3.210.0030.01316.35
7.3.200.0130.00316.33
7.3.190.0110.00616.54
7.3.180.0100.00616.25
7.3.170.0090.00916.51
7.3.160.0140.01116.45
7.3.120.0070.01014.75
7.3.110.0080.00814.73
7.3.100.0090.00914.70
7.3.90.0050.00814.98
7.3.80.0050.00814.83
7.3.70.0080.00714.74
7.3.60.0060.00714.74
7.3.50.0080.00514.78
7.3.40.0050.00814.88
7.3.30.0000.01114.78
7.3.20.0020.01416.64
7.3.10.0050.00816.54
7.3.00.0050.00716.57
7.2.330.0070.01016.45
7.2.320.0060.01216.62
7.2.310.0130.00316.62
7.2.300.0150.00716.59
7.2.290.0070.01116.52
7.2.250.0080.01214.93
7.2.240.0080.01015.02
7.2.230.0050.01015.02
7.2.220.0050.01114.99
7.2.210.0070.01015.01
7.2.200.0070.00614.97
7.2.190.0000.01314.88
7.2.180.0130.00314.94
7.2.170.0050.01014.88
7.2.00.0000.01319.33
7.1.330.0020.01115.83
7.1.320.0070.00315.85
7.1.310.0060.00516.02
7.1.300.0030.01115.79
7.1.290.0020.01115.79
7.1.280.0080.00715.88
7.1.270.0030.00915.64
7.1.260.0070.00815.94
7.1.100.0000.01318.36
7.1.70.0050.00516.95
7.1.60.0070.00419.12
7.1.50.0130.00716.97
7.1.00.0070.07022.52
7.0.200.0110.00416.77
7.0.60.0000.05719.78
7.0.50.0070.04017.91
7.0.40.0130.08020.43
7.0.30.0530.06320.20
7.0.20.0300.07320.19
7.0.10.0070.07720.22
7.0.00.0070.06320.18
5.6.280.0000.05720.78
5.6.210.0170.07720.76
5.6.200.0000.04318.11
5.6.190.0070.09020.77
5.6.180.0230.04320.35
5.6.170.0270.05720.38
5.6.160.0000.04320.47
5.6.150.0030.05718.19
5.6.140.0100.08018.20
5.6.130.0070.04318.18
5.6.120.0000.04320.89
5.6.110.0170.06320.99
5.6.100.0170.07721.13
5.6.90.0130.07721.13
5.6.80.0100.05020.37
5.6.70.4270.04020.36
5.5.350.0070.05720.34
5.5.340.0000.08718.01
5.5.330.0070.04720.40
5.5.320.0300.07020.31
5.5.310.0200.04320.28
5.5.300.0030.05318.02
5.5.290.0070.08717.88
5.5.280.0170.04320.96
5.5.270.0030.06720.79
5.5.260.0070.03720.67
5.5.250.0070.08320.68
5.5.240.0130.07020.03
5.4.450.0700.05319.61
5.4.440.0700.06019.10
5.4.430.0670.05319.23
5.4.420.0770.05319.59
5.4.410.0730.05719.38
5.4.400.0630.05718.95
5.4.390.0630.06019.22
5.4.380.0730.05019.10
5.4.370.0700.05719.10
5.4.360.0670.06019.30
5.4.350.0730.04719.00
5.4.340.0770.07018.91
5.4.320.0730.06318.99
5.4.310.0800.04718.99
5.4.300.0630.06019.27
5.4.290.0730.05018.95
5.4.280.0770.05018.93
5.4.270.0670.05318.91
5.4.260.0800.04318.80
5.4.250.0730.05019.18
5.4.240.0770.04718.91
5.4.230.0600.06018.79
5.4.220.0600.06019.30
5.4.210.0600.05719.21
5.4.200.0670.05319.16
5.4.190.0700.04719.08
5.4.180.0670.05019.14
5.4.170.0730.05019.15
5.4.160.0700.05719.07
5.4.150.0700.05718.89
5.4.140.0630.05716.32
5.4.130.0730.05016.46
5.4.120.0730.05316.37
5.4.110.0730.04716.45
5.4.100.0400.06316.49
5.4.90.0670.05016.23
5.4.80.0700.04716.05
5.4.70.0300.06316.44
5.4.60.0370.05716.34
5.4.50.0030.07016.27
5.4.40.0100.03716.36
5.4.30.0070.06316.27
5.4.20.0000.03716.36

preferences:
51.88 ms | 401 KiB | 5 Q