3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(preg_replace( '/[^_-\s]/' , '' , 'a b c d _ x' ));

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)
8.3.40.0100.00318.67
8.3.30.0090.00918.76
8.3.20.0070.00020.61
8.3.10.0050.00323.60
8.3.00.0040.00423.65
8.2.170.0080.00618.80
8.2.160.0070.00722.96
8.2.150.0040.00425.66
8.2.140.0000.00724.66
8.2.130.0080.00026.16
8.2.120.0080.00020.95
8.2.110.0040.00420.39
8.2.100.0040.00819.51
8.2.90.0060.00320.60
8.2.80.0060.00317.97
8.2.70.0000.00817.80
8.2.60.0040.00418.09
8.2.50.0080.00018.10
8.2.40.0000.00719.35
8.2.30.0040.00419.08
8.2.20.0040.00417.93
8.2.10.0000.00818.99
8.2.00.0000.00819.12
8.1.270.0060.00323.77
8.1.260.0090.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.11
8.1.230.0050.00520.97
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0000.00817.23
8.1.190.0050.00317.10
8.1.180.0050.00218.10
8.1.170.0050.00318.39
8.1.160.0050.00218.77
8.1.150.0040.00418.76
8.1.140.0070.00022.18
8.1.130.0030.00317.33
8.1.120.0070.00017.32
8.1.110.0070.00017.30
8.1.100.0000.00717.24
8.1.90.0030.00717.20
8.1.80.0040.00417.33
8.1.70.0060.00317.40
8.1.60.0050.00317.50
8.1.50.0070.00417.38
8.1.40.0000.00817.39
8.1.30.0040.00417.41
8.1.20.0100.00017.46
8.1.10.0040.00417.39
8.1.00.0080.00017.34
8.0.300.0040.00419.64
8.0.290.0040.00416.75
8.0.280.0000.00718.36
8.0.270.0000.00717.13
8.0.260.0000.00718.59
8.0.250.0020.00516.88
8.0.240.0030.00516.84
8.0.230.0030.00316.82
8.0.220.0000.00716.81
8.0.210.0050.00316.76
8.0.200.0000.00716.82
8.0.190.0070.00016.91
8.0.180.0040.00416.87
8.0.170.0000.00816.80
8.0.160.0040.00416.74
8.0.150.0070.00016.73
8.0.140.0040.00416.69
8.0.130.0060.00013.23
8.0.120.0040.00416.71
8.0.110.0040.00416.76
8.0.100.0050.00216.67
8.0.90.0030.00516.83
8.0.80.0080.01016.80
8.0.70.0080.00016.71
8.0.60.0050.00316.84
8.0.50.0020.00516.77
8.0.30.0120.00816.96
8.0.20.0120.00617.28
8.0.10.0040.00416.80
8.0.00.0070.01016.69
7.4.330.0000.00515.55
7.4.320.0060.00016.45
7.4.300.0000.00616.44
7.4.290.0070.00016.57
7.4.280.0050.00316.42
7.4.270.0040.00416.43
7.4.260.0000.00716.43
7.4.250.0060.00016.30
7.4.240.0040.00416.45
7.4.230.0000.00716.44
7.4.220.0000.00716.64
7.4.210.0030.01216.47
7.4.200.0000.00716.38
7.4.160.0090.00616.34
7.4.140.0120.00817.86
7.4.130.0080.00916.46
7.4.120.0070.01116.32
7.4.110.0120.00916.40
7.4.100.0130.00616.36
7.4.90.0100.00616.52
7.4.80.0060.01119.39
7.4.70.0090.00916.47
7.4.60.0160.00016.61
7.4.50.0030.01316.50
7.4.40.0070.01016.39
7.4.10.0030.01314.54
7.4.00.0100.00814.79
7.3.330.0060.00013.17
7.3.320.0000.00613.20
7.3.310.0030.00316.35
7.3.300.0030.00316.29
7.3.290.0000.00716.18
7.3.280.0060.00916.34
7.3.260.0120.01116.42
7.3.240.0110.00716.38
7.3.230.0060.01216.66
7.3.210.0060.01016.48
7.3.200.0100.00716.57
7.3.190.0060.01516.57
7.3.180.0080.00816.66
7.3.170.0090.00916.44
7.3.160.0110.00616.45
7.3.130.0040.01514.76
7.3.120.0070.01215.02
7.3.110.0070.01014.91
7.3.100.0060.00814.86
7.3.90.0080.00814.77
7.3.80.0030.01114.88
7.3.70.0050.00614.66
7.3.60.0050.00914.74
7.3.50.0080.00514.89
7.3.40.0060.00914.80
7.3.30.0080.00914.66
7.3.20.0360.00915.71
7.3.10.0070.00916.26
7.3.00.0180.00315.78
7.2.330.0110.00716.47
7.2.320.0030.01316.20
7.2.310.0030.01416.44
7.2.300.0100.00716.21
7.2.290.0090.00616.43
7.2.260.0150.00314.80
7.2.250.0070.01114.87
7.2.240.0030.01214.95
7.2.230.0090.00614.87
7.2.220.0030.01514.89
7.2.210.0050.00814.82
7.2.200.0070.00814.78
7.2.190.0060.00814.85
7.2.180.0040.01114.79
7.2.170.0080.00714.71
7.2.160.0080.00914.94
7.2.150.0680.00615.55
7.2.140.0080.00615.76
7.2.130.0160.00715.70
7.2.120.0160.00815.83
7.2.110.0160.00515.78
7.2.100.0150.00215.85
7.2.90.0120.01015.93
7.2.80.0110.00915.96
7.2.70.0200.00915.71
7.2.60.0230.00815.85
7.2.50.0190.00715.91
7.2.40.0120.01115.88
7.2.30.0200.00815.80
7.2.20.0120.01015.90
7.2.10.0170.00915.78
7.2.00.0160.00815.76
7.1.330.0060.00815.63
7.1.320.0060.00515.75
7.1.310.0020.01015.55
7.1.300.0090.00515.10
7.1.290.0100.00415.04
7.1.280.0050.00815.05
7.1.270.0090.00614.99
7.1.260.0070.01015.07
7.1.250.0150.00614.79
7.1.240.0060.00915.72
7.1.230.0000.00915.34
7.1.220.0030.00615.83
7.1.210.0030.00715.80
7.1.200.0080.00015.82
7.1.190.0070.00715.41
7.1.180.0040.00415.84
7.1.170.0070.01115.68
7.1.160.0000.01415.42
7.1.150.0090.00315.84
7.1.140.0070.00315.81
7.1.130.0090.00315.61
7.1.120.0000.01715.65
7.1.110.0110.00015.48
7.1.100.0060.00615.59
7.1.90.0120.00315.53
7.1.80.0000.01415.61
7.1.70.0060.00915.54
7.1.60.0090.00615.72
7.1.50.0060.00915.73
7.1.40.0070.00415.50
7.1.30.0040.00715.44
7.1.20.0090.00015.79
7.1.10.0000.01015.77
7.1.00.0030.00915.74

preferences:
57.82 ms | 400 KiB | 5 Q