3v4l.org

run code in 300+ PHP versions simultaneously
<?php $params = array('a', 'b', 'c'); $patterns = array_fill(0, count($params), '#\?#'); $replacements = $params; var_dump(preg_replace($patterns, $replacements, 'bla ? bla ? bla ? blu'));

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)
8.3.40.0210.00019.02
8.3.30.0100.01019.00
8.3.20.0040.00420.20
8.3.10.0080.00021.73
8.3.00.0000.00819.25
8.2.170.0140.00722.96
8.2.160.0130.00720.16
8.2.150.0000.00824.18
8.2.140.0070.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00019.48
8.2.110.0050.00522.20
8.2.100.0040.00717.91
8.2.90.0040.00417.75
8.2.80.0000.00818.91
8.2.70.0000.00817.91
8.2.60.0000.00817.75
8.2.50.0040.00417.75
8.2.40.0030.00621.16
8.2.30.0000.00718.20
8.2.20.0080.00017.71
8.2.10.0000.00818.20
8.2.00.0000.00717.76
8.1.270.0030.00620.24
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0090.00023.84
8.1.230.0080.00419.07
8.1.220.0050.00317.74
8.1.210.0060.00318.77
8.1.200.0050.00317.48
8.1.190.0030.00617.36
8.1.180.0040.00418.10
8.1.170.0080.00018.94
8.1.160.0000.00722.07
8.1.150.0030.00518.91
8.1.140.0040.00417.50
8.1.130.0030.00317.75
8.1.120.0000.00817.50
8.1.110.0040.00417.57
8.1.100.0030.00317.61
8.1.90.0040.00417.58
8.1.80.0000.00717.48
8.1.70.0000.00717.50
8.1.60.0030.00617.70
8.1.50.0060.00317.57
8.1.40.0060.00317.66
8.1.30.0080.00017.75
8.1.20.0000.00817.73
8.1.10.0030.00617.59
8.1.00.0030.00717.48
8.0.300.0000.00718.77
8.0.290.0040.00416.75
8.0.280.0040.00418.46
8.0.270.0000.00717.21
8.0.260.0050.00317.21
8.0.250.0030.00316.90
8.0.240.0040.00417.07
8.0.230.0000.00717.03
8.0.220.0030.00316.85
8.0.210.0030.00316.95
8.0.200.0080.00016.99
8.0.190.0000.00817.02
8.0.180.0040.00417.00
8.0.170.0070.00017.02
8.0.160.0040.00417.03
8.0.150.0080.00017.01
8.0.140.0040.00417.00
8.0.130.0000.00613.41
8.0.120.0000.00817.02
8.0.110.0040.00417.05
8.0.100.0040.00416.89
8.0.90.0070.00016.91
8.0.80.0120.00417.09
8.0.70.0000.00916.99
8.0.60.0030.00516.92
8.0.50.0020.00516.89
8.0.30.0160.00816.99
8.0.20.0120.00617.40
8.0.10.0050.00217.02
8.0.00.0080.00916.73
7.4.330.0030.00315.11
7.4.320.0030.00316.80
7.4.300.0040.00416.78
7.4.290.0070.00016.63
7.4.280.0030.00616.81
7.4.270.0030.00516.82
7.4.260.0030.00316.80
7.4.250.0000.00716.56
7.4.240.0040.00416.73
7.4.230.0030.00316.51
7.4.220.0060.01516.87
7.4.210.0100.01016.81
7.4.200.0000.00716.91
7.4.160.0060.01016.78
7.4.150.0120.00817.40
7.4.140.0060.02017.86
7.4.130.0110.00716.69
7.4.120.0140.00316.77
7.4.110.0090.01316.74
7.4.100.0040.01916.71
7.4.90.0130.00616.75
7.4.80.0060.01219.39
7.4.70.0130.00316.61
7.4.60.0090.00916.70
7.4.50.0030.00316.74
7.4.40.0050.01116.71
7.4.30.0060.01616.45
7.4.10.0000.01814.98
7.4.00.0080.00715.15
7.3.330.0030.00313.25
7.3.320.0080.00413.22
7.3.310.0070.00016.45
7.3.300.0070.00016.43
7.3.290.0070.00816.40
7.3.280.0100.00616.42
7.3.270.0070.01017.40
7.3.260.0070.01016.43
7.3.250.0100.00716.53
7.3.240.0160.00916.51
7.3.230.0110.01216.43
7.3.210.0140.00316.54
7.3.200.0130.00419.39
7.3.190.0090.00616.54
7.3.180.0130.00316.45
7.3.170.0150.00716.66
7.3.160.0070.01316.41
7.3.130.0090.00914.61
7.3.120.0110.00815.22
7.3.110.0090.00915.15
7.3.100.0060.00914.87
7.3.90.0030.00914.84
7.3.80.0030.00614.91
7.3.70.0040.00715.04
7.3.60.0060.00314.98
7.3.50.0060.00914.98
7.3.40.0000.01114.82
7.3.30.0070.00714.88
7.3.20.0000.01216.79
7.3.10.0070.00616.83
7.3.00.0040.01116.90
7.2.330.0070.01016.70
7.2.320.0030.01316.59
7.2.310.0060.00916.63
7.2.300.0110.01216.59
7.2.290.0150.00916.86
7.2.260.0100.00814.86
7.2.250.0060.01215.06
7.2.240.0140.00314.82
7.2.230.0140.00715.07
7.2.220.0090.00615.06
7.2.210.0090.00014.78
7.2.200.0110.00315.20
7.2.190.0110.00315.12
7.2.180.0060.00915.18
7.2.170.0060.00615.28
7.2.160.0000.01215.10
7.2.150.0060.00317.20
7.2.140.0030.00917.04
7.2.130.0050.01017.08
7.2.120.0080.00516.96
7.2.110.0060.00617.00
7.2.100.0050.00516.97
7.2.90.0080.00717.14
7.2.80.0080.00517.01
7.2.70.0060.00916.92
7.2.60.0090.00317.07
7.2.50.0080.00717.04
7.2.40.0040.01017.12
7.2.30.0070.00617.00
7.2.20.0050.00817.04
7.2.10.0070.00516.96
7.2.00.0080.00617.88
7.1.330.0070.00715.87
7.1.320.0030.01315.90
7.1.310.0100.00315.89
7.1.300.0120.00015.58
7.1.290.0060.00915.83
7.1.280.0000.01115.54
7.1.270.0110.00315.59
7.1.260.0090.00015.57
7.1.250.0050.00715.82
7.1.240.0000.01215.96
7.1.230.0030.01015.77
7.1.220.0070.01015.89
7.1.210.0080.00815.94
7.1.200.0100.00615.76
7.1.190.0100.00716.04
7.1.180.0080.00315.64
7.1.170.0000.01315.79
7.1.160.0040.01115.61
7.1.150.0080.00315.89
7.1.140.0060.01015.66
7.1.130.0040.00715.89
7.1.120.0080.00615.83
7.1.110.0040.01115.92
7.1.100.0070.00716.91
7.1.90.0000.00815.96
7.1.80.0100.00315.95
7.1.70.0030.00716.63
7.1.60.0080.01017.75
7.1.50.0140.00825.42
7.1.40.0080.00016.13
7.1.30.0060.01015.86
7.1.20.0030.00816.03
7.1.10.0000.01015.88
7.1.00.0040.04319.01
7.0.330.0000.01115.28
7.0.320.0060.00915.41
7.0.310.0100.00315.36
7.0.300.0060.00615.61
7.0.290.0070.00715.35
7.0.280.0070.00315.34
7.0.270.0100.00415.56
7.0.260.0050.00315.54
7.0.250.0080.00315.66
7.0.240.0030.00915.59
7.0.230.0080.00015.59
7.0.220.0060.00615.50
7.0.210.0070.00315.69
7.0.200.0070.00915.21
7.0.190.0030.00915.33
7.0.180.0030.01015.56
7.0.170.0080.00615.36
7.0.160.0100.00315.22
7.0.150.0000.01315.26
7.0.140.0050.03918.80
7.0.130.0090.00615.42
7.0.120.0070.00415.38
7.0.110.0040.00815.63
7.0.100.0060.00615.28
7.0.90.0060.00615.63
7.0.80.0100.00315.20
7.0.70.0030.01015.57
7.0.60.0020.04517.59
7.0.50.0050.03916.81
7.0.40.0050.03416.86
7.0.30.0120.02816.92
7.0.20.0090.02616.75
7.0.10.0110.03916.86
7.0.00.0060.02816.92
5.6.400.0030.01214.07
5.6.390.0040.00714.38
5.6.380.0090.00614.36
5.6.370.0100.00714.04
5.6.360.0030.00914.07
5.6.350.0060.00913.91
5.6.340.0000.01114.59
5.6.330.0060.00914.48
5.6.320.0040.00414.13
5.6.310.0000.01214.03
5.6.300.0060.00914.52
5.6.290.0070.01014.52
5.6.280.0100.03317.78
5.6.270.0000.01114.09
5.6.260.0060.00614.09
5.6.250.0000.01614.22
5.6.240.0000.00914.45
5.6.230.0050.00314.30
5.6.220.0100.00314.52
5.6.210.0070.03417.44
5.6.200.0110.03916.20
5.6.190.0070.04717.43
5.6.180.0140.02417.41
5.6.170.0100.02917.43
5.6.160.0100.02417.53
5.6.150.0060.02616.34
5.6.140.0060.05016.18
5.6.130.0030.04816.34
5.6.120.0060.02417.73
5.6.110.0050.04617.83
5.6.100.0080.04117.70
5.6.90.0090.04617.57
5.6.80.0020.02417.16
5.6.70.0230.03617.29
5.6.60.0120.00314.08
5.6.50.0060.00914.25
5.6.40.0060.00613.99
5.6.30.0040.00814.23
5.6.20.0090.00014.24
5.6.10.0070.00714.22
5.6.00.0110.00414.34
5.5.380.0110.00414.32
5.5.370.0000.01014.23
5.5.360.0030.00614.37
5.5.350.0130.04517.29
5.5.340.0030.02516.06
5.5.330.0030.02517.30
5.5.320.0070.04217.21
5.5.310.0170.02717.14
5.5.300.0040.03016.02
5.5.290.0030.02416.12
5.5.280.0050.02417.60
5.5.270.0090.04417.33
5.5.260.0100.04017.37
5.5.250.0040.02417.29
5.5.240.0020.05017.22
5.5.230.0070.00714.07
5.5.220.0030.00614.31
5.5.210.0040.01114.44
5.5.200.0060.00614.07
5.5.190.0070.00614.28
5.5.180.0060.00314.00
5.5.170.0060.00314.25
5.5.160.0060.00814.09
5.5.150.0060.00614.20
5.5.140.0000.01314.13
5.5.130.0060.00614.30
5.5.120.0060.00614.26
5.5.110.0030.01014.14
5.5.100.0070.00314.20
5.5.90.0000.01414.14
5.5.80.0000.01213.82
5.5.70.0060.00914.14
5.5.60.0040.00814.26
5.5.50.0060.00914.45
5.5.40.0080.00713.80
5.5.30.0110.00314.15
5.5.20.0080.00313.92
5.5.10.0030.00614.17
5.5.00.0030.01014.26
5.4.450.0080.03515.09
5.4.440.0510.03315.24
5.4.430.0420.03715.25
5.4.420.0420.03315.13
5.4.410.0050.04214.86
5.4.400.0240.04014.65
5.4.390.0190.03914.82
5.4.380.0190.03714.72
5.4.370.0130.03614.82
5.4.360.0250.03414.63
5.4.350.0260.02814.75
5.4.340.0270.03714.73
5.4.330.0100.00011.08
5.4.320.0270.03014.61
5.4.310.0270.03814.69
5.4.300.0250.03314.74
5.4.290.0230.02814.61
5.4.280.0270.03114.78
5.4.270.0150.03914.80
5.4.260.0210.02514.70
5.4.250.0130.03314.74
5.4.240.0270.02514.75
5.4.230.0190.02814.77
5.4.220.0150.03614.66
5.4.210.0170.03914.56
5.4.200.0200.03313.82
5.4.190.0230.03514.77
5.4.180.0140.04214.71
5.4.170.0110.03514.83
5.4.160.0270.03514.84
5.4.150.0260.03714.75
5.4.140.0200.03513.46
5.4.130.0250.03213.64
5.4.120.0150.04113.57
5.4.110.0280.02513.46
5.4.100.0200.03513.47
5.4.90.0200.03813.40
5.4.80.0190.03813.54
5.4.70.0290.02613.39
5.4.60.0150.04213.76
5.4.50.0200.04113.40
5.4.40.0230.03213.38
5.4.30.0270.03013.44
5.4.20.0270.03513.56
5.4.10.0150.03813.65
5.4.00.0300.03113.25
5.3.290.0270.07714.57
5.3.280.0430.06314.59
5.3.270.0400.07014.54
5.3.260.0400.07014.58
5.3.250.0830.05714.69
5.3.240.0400.07314.61
5.3.230.0400.07314.58
5.3.220.0370.07314.57
5.3.210.0470.05314.52
5.3.200.0500.04714.56
5.3.190.0600.05714.55
5.3.180.0530.06714.49
5.3.170.0400.06014.54
5.3.160.0470.06314.65
5.3.150.0330.08714.63
5.3.140.1130.05314.63
5.3.130.0400.06014.48
5.3.120.0900.07314.54
5.3.110.0870.06314.57
5.3.100.0470.07714.01
5.3.90.0330.06713.96
5.3.80.0300.07014.05
5.3.70.0300.06314.00
5.3.60.0400.06313.92
5.3.50.0800.06014.02
5.3.40.1100.06013.98
5.3.30.1300.05713.89
5.3.20.0230.06013.63
5.3.10.1230.05313.73
5.3.00.0500.05013.53
5.2.170.0730.05711.08
5.2.160.0570.05711.20
5.2.150.0300.05011.18
5.2.140.0300.05711.05
5.2.130.0330.05011.04
5.2.120.0530.05311.07
5.2.110.0270.05011.02
5.2.100.0170.05311.11
5.2.90.0230.05011.05
5.2.80.0270.04711.05
5.2.70.0170.05711.04
5.2.60.0270.04011.07
5.2.50.0330.04310.96
5.2.40.0230.05311.14
5.2.30.0270.06310.93
5.2.20.0230.04311.12
5.2.10.0300.04010.82
5.2.00.0700.04010.80
5.1.60.1030.03710.03
5.1.50.0630.05310.02
5.1.40.0270.04310.02
5.1.30.0330.04310.33
5.1.20.0270.04310.39
5.1.10.0200.04010.08
5.1.00.0800.03710.15
5.0.50.0100.0338.60
5.0.40.0130.0308.40
5.0.30.0130.0508.24
5.0.20.0070.0338.18
5.0.10.0100.0338.27
5.0.00.0200.0408.18
4.4.90.0170.0205.91
4.4.80.0170.0235.94
4.4.70.0100.0275.87
4.4.60.0070.0305.87
4.4.50.0100.0275.92
4.4.40.0200.0335.93
4.4.30.0100.0235.90
4.4.20.0130.0275.91
4.4.10.0070.0375.95
4.4.00.0130.0475.95
4.3.110.0200.0205.83
4.3.100.0130.0275.83
4.3.90.0070.0305.83
4.3.80.0170.0335.83
4.3.70.0100.0205.83
4.3.60.0130.0275.83
4.3.50.0030.0335.85
4.3.40.0200.0305.83
4.3.30.0070.0275.83
4.3.20.0070.0335.83
4.3.10.0070.0275.83
4.3.00.0030.0206.67

preferences:
40.01 ms | 400 KiB | 5 Q