3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('/[a-z]/', '$1', 'abc');

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)
8.3.60.0160.00318.55
8.3.50.0120.00721.26
8.3.40.0040.01118.79
8.3.30.0090.00620.32
8.3.20.0040.00420.21
8.3.10.0050.00320.95
8.3.00.0080.00022.40
8.2.180.0100.01018.34
8.2.170.0130.00322.96
8.2.160.0070.00722.32
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0070.00020.79
8.2.110.0130.00921.10
8.2.100.0060.00617.84
8.2.90.0030.00517.84
8.2.80.0040.00417.97
8.2.70.0000.00917.63
8.2.60.0050.00317.55
8.2.50.0040.00418.07
8.2.40.0030.00518.21
8.2.30.0040.00419.36
8.2.20.0070.00017.80
8.2.10.0050.00317.70
8.2.00.0000.00817.75
8.1.280.0070.01425.92
8.1.270.0040.00423.99
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00321.36
8.1.230.0040.00720.93
8.1.220.0030.00617.74
8.1.210.0000.00818.84
8.1.200.0030.00617.23
8.1.190.0060.00317.40
8.1.180.0050.00318.10
8.1.170.0060.00618.59
8.1.160.0000.00718.72
8.1.150.0000.00718.64
8.1.140.0080.00017.36
8.1.130.0070.00017.68
8.1.120.0040.00417.45
8.1.110.0040.00417.52
8.1.100.0040.00417.34
8.1.90.0000.00717.42
8.1.80.0040.00417.40
8.1.70.0000.00717.41
8.1.60.0030.00617.54
8.1.50.0040.00417.56
8.1.40.0000.00717.51
8.1.30.0000.00817.62
8.1.20.0000.00817.69
8.1.10.0040.00417.62
8.1.00.0000.00817.38
8.0.300.0000.00720.04
8.0.290.0040.00417.16
8.0.280.0030.00518.29
8.0.270.0030.00317.20
8.0.260.0070.00016.88
8.0.250.0030.00317.07
8.0.240.0040.00416.84
8.0.230.0000.00716.95
8.0.220.0040.00416.79
8.0.210.0030.00316.77
8.0.200.0040.00416.86
8.0.190.0070.00016.93
8.0.180.0000.00716.75
8.0.170.0000.00816.85
8.0.160.0070.00016.95
8.0.150.0040.00416.76
8.0.140.0070.00316.68
8.0.130.0000.00513.32
8.0.120.0030.00516.87
8.0.110.0000.00716.82
8.0.100.0050.00316.80
8.0.90.0070.00016.89
8.0.80.0130.00716.94
8.0.70.0050.00216.75
8.0.60.0080.00016.71
8.0.50.0000.00716.80
8.0.30.0110.00717.12
8.0.20.0130.01117.40
8.0.10.0000.00817.14
8.0.00.0120.00516.86
7.4.330.0020.00216.80
7.4.320.0030.00316.63
7.4.300.0000.00616.55
7.4.290.0000.00716.59
7.4.280.0030.00316.47
7.4.270.0070.00016.66
7.4.260.0050.00013.34
7.4.250.0040.00416.59
7.4.240.0030.00416.54
7.4.230.0070.00016.64
7.4.220.0060.01516.62
7.4.210.0130.00416.58
7.4.200.0000.00716.48
7.4.190.0030.00316.48
7.4.160.0110.00616.41
7.4.150.0040.01317.40
7.4.140.0080.00917.86
7.4.130.0080.00916.56
7.4.120.0160.00116.47
7.4.110.0120.00616.79
7.4.100.0140.00416.73
7.4.90.0040.01516.44
7.4.80.0100.01019.39
7.4.70.0080.00816.55
7.4.60.0070.01116.61
7.4.50.0060.00316.32
7.4.40.0090.00922.77
7.4.30.0100.01316.55
7.4.10.0070.01114.66
7.4.00.0080.00914.92
7.3.330.0020.00213.05
7.3.320.0000.00613.04
7.3.310.0000.00716.27
7.3.300.0080.00016.31
7.3.290.0070.00716.32
7.3.280.0060.01216.30
7.3.270.0040.01417.40
7.3.260.0140.00718.24
7.3.250.0150.00316.62
7.3.240.0130.00716.40
7.3.230.0070.01116.62
7.3.210.0150.00316.64
7.3.200.0120.00619.39
7.3.190.0120.00616.53
7.3.180.0130.00316.62
7.3.170.0090.00616.60
7.3.160.0070.01016.45
7.3.130.0070.01014.76
7.3.120.0110.00714.79
7.3.110.0090.00714.95
7.3.100.0100.00714.94
7.3.90.0070.00914.64
7.3.80.0070.00714.86
7.3.70.0040.00914.87
7.3.60.0060.01014.72
7.3.50.0040.01114.73
7.3.40.0060.00814.85
7.3.30.0060.00514.79
7.3.20.0060.00716.63
7.3.10.0050.00916.68
7.3.00.0040.01016.56
7.2.330.0130.00416.50
7.2.320.0030.01516.42
7.2.310.0170.00716.69
7.2.300.0000.01516.70
7.2.290.0130.00616.72
7.2.260.0040.01115.26
7.2.250.0030.01315.03
7.2.240.0080.00915.10
7.2.230.0080.00514.98
7.2.220.0060.00915.04
7.2.210.0050.00814.96
7.2.200.0060.00915.02
7.2.190.0030.01115.02
7.2.180.0110.00315.00
7.2.170.0050.00815.06
7.2.160.0050.01114.97
7.2.150.0070.00916.83
7.2.140.0040.01116.81
7.2.130.0060.00916.83
7.2.120.0110.00816.92
7.2.110.0070.01017.02
7.2.100.0050.01216.88
7.2.90.0090.00816.97
7.2.80.0110.00516.94
7.2.70.0050.01016.92
7.2.60.0100.00217.04
7.2.50.0070.00816.84
7.2.40.0070.00616.86
7.2.30.0040.01016.81
7.2.20.0040.00916.91
7.2.10.0020.01116.89
7.2.00.0050.00917.36
7.1.330.0040.01115.79
7.1.320.0080.00515.83
7.1.310.0070.00715.79
7.1.300.0020.00915.77
7.1.290.0080.00515.78
7.1.280.0080.00415.91
7.1.270.0070.00715.81
7.1.260.0070.00615.66
7.1.250.0070.00715.84
7.1.240.0060.00915.86
7.1.230.0060.00915.75
7.1.220.0100.00715.80
7.1.210.0050.01015.80
7.1.200.0030.01115.76
7.1.190.0070.00815.81
7.1.180.0040.00915.82
7.1.170.0040.00615.58
7.1.160.0040.00915.70
7.1.150.0060.00715.85
7.1.140.0040.00915.85
7.1.130.0050.00915.83
7.1.120.0070.00815.74
7.1.110.0050.00915.91
7.1.100.0060.00616.28
7.1.90.0080.00515.73
7.1.80.0060.01015.92
7.1.70.0060.00616.21
7.1.60.0060.01016.48
7.1.50.0060.00915.92
7.1.40.0050.01015.76
7.1.30.0060.00815.81
7.1.20.0080.00715.83
7.1.10.0060.00715.81
7.1.00.0060.01717.19
7.0.330.0090.00515.31
7.0.320.0070.00715.54
7.0.310.0050.00615.40
7.0.300.0050.00615.47
7.0.290.0060.00715.54
7.0.280.0080.00615.39
7.0.270.0070.00615.30
7.0.260.0050.00915.40
7.0.250.0050.00815.60
7.0.240.0090.00515.48
7.0.230.0060.00615.44
7.0.220.0090.00615.42
7.0.210.0060.00715.44
7.0.200.0090.00515.78
7.0.190.0060.00615.49
7.0.180.0030.00915.44
7.0.170.0050.00915.46
7.0.160.0050.00815.50
7.0.150.0050.00915.45
7.0.140.0060.01816.75
7.0.130.0070.00715.48
7.0.120.0090.00715.45
7.0.110.0060.00815.39
7.0.100.0070.02016.34
7.0.90.0070.01916.31
7.0.80.0080.01716.37
7.0.70.0080.02116.40
7.0.60.0070.01916.40
7.0.50.0080.01716.51
7.0.40.0080.02014.79
7.0.30.0040.01614.76
7.0.20.0060.01914.89
7.0.10.0090.01414.86
7.0.00.0080.01514.92
5.6.400.0050.00914.45
5.6.390.0070.00714.28
5.6.380.0100.00714.22
5.6.370.0050.00514.32
5.6.360.0040.01014.25
5.6.350.0040.01114.26
5.6.340.0070.00714.13
5.6.330.0040.01014.27
5.6.320.0070.00814.42
5.6.310.0080.00514.25
5.6.300.0070.00714.11
5.6.290.0060.00814.17
5.6.280.0060.02015.59
5.6.270.0050.00814.00
5.6.260.0090.00714.27
5.6.250.0060.02315.52
5.6.240.0090.01915.52
5.6.230.0070.01915.56
5.6.220.0110.01915.55
5.6.210.0060.02015.56
5.6.200.0100.01815.55
5.6.190.0050.01715.66
5.6.180.0090.02115.50
5.6.170.0100.02015.64
5.6.160.0030.02315.62
5.6.150.0110.02115.73
5.6.140.0100.01415.50
5.6.130.0090.02015.50
5.6.120.0080.01415.54
5.6.110.0100.02115.62
5.6.100.0090.01515.58
5.6.90.0060.01815.59
5.6.80.0060.02415.38
5.6.70.0070.02015.39
5.6.60.0060.01715.32
5.6.50.0080.01715.49
5.6.40.0080.01515.35
5.6.30.0080.01615.37
5.6.20.0070.02015.38
5.6.10.0040.01815.36
5.6.00.0070.02115.39
5.5.380.0020.01714.22
5.5.370.0040.02114.11
5.5.360.0090.01814.15
5.5.350.0070.01614.17
5.5.340.0060.02114.39
5.5.330.0060.01514.41
5.5.320.0030.02514.29
5.5.310.0070.01914.21
5.5.300.0080.01914.34
5.5.290.0050.01414.36
5.5.280.0060.01614.14
5.5.270.0050.02314.37
5.5.260.0100.01914.24
5.5.250.0070.01614.20
5.5.240.0040.01714.12
5.5.230.0050.01714.10
5.5.220.0080.02014.10
5.5.210.0060.01314.17
5.5.200.0090.02114.07
5.5.190.0070.02014.02
5.5.180.0050.02214.15
5.5.170.0090.00312.59
5.5.160.0030.02014.06
5.5.150.0080.01514.13
5.5.140.0050.01713.98
5.5.130.0090.01714.10
5.5.120.0060.02114.18
5.5.110.0100.01913.97
5.5.100.0050.01614.10
5.5.90.0070.01814.10
5.5.80.0090.01314.00
5.5.70.0040.01614.09
5.5.60.0050.01414.08
5.5.50.0050.02214.11
5.5.40.0050.01814.07
5.5.30.0050.02114.05
5.5.20.0070.01214.03
5.5.10.0030.02214.04
5.5.00.0070.02114.00
5.4.450.0060.02012.95
5.4.440.0070.01612.99
5.4.430.0030.01612.94
5.4.420.0070.01912.96
5.4.410.0050.01713.00
5.4.400.0080.01812.92
5.4.390.0080.01812.83
5.4.380.0070.01512.85
5.4.370.0050.01612.90
5.4.360.0060.01612.95
5.4.350.0040.01912.87
5.4.340.0050.02312.95
5.4.330.0070.00611.35
5.4.320.0030.01912.92
5.4.310.0040.02112.89
5.4.300.0060.02012.77
5.4.290.0050.01912.90
5.4.280.0080.01512.87
5.4.270.0030.01612.86
5.4.260.0070.01312.87
5.4.250.0070.01912.97
5.4.240.0060.01412.93
5.4.230.0090.01612.81
5.4.220.0050.01412.86
5.4.210.0040.02112.94
5.4.200.0020.01712.85
5.4.190.0060.01412.89
5.4.180.0040.01212.83
5.4.170.0080.01312.84
5.4.160.0050.01212.91
5.4.150.0050.02012.93
5.4.140.0050.01212.34
5.4.130.0080.01112.37
5.4.120.0070.01612.34
5.4.110.0070.01812.29
5.4.100.0070.01512.36
5.4.90.0040.01812.32
5.4.80.0050.01712.44
5.4.70.0050.01412.37
5.4.60.0060.01412.35
5.4.50.0050.01312.27
5.4.40.0050.01612.39
5.4.30.0040.02112.32
5.4.20.0070.01412.38
5.4.10.0060.02012.35
5.4.00.0040.01412.26
5.3.290.0070.01411.90
5.3.280.0050.01911.81
5.3.270.0060.01211.81
5.3.260.0070.01911.84
5.3.250.0060.01411.80
5.3.240.0070.01411.78
5.3.230.0060.01411.83
5.3.220.0060.01311.80
5.3.210.0060.01911.79
5.3.200.0050.01811.82
5.3.190.0050.01511.81
5.3.180.0070.01511.85
5.3.170.0060.01911.83
5.3.160.0080.01311.84
5.3.150.0080.01111.76
5.3.140.0060.02011.82
5.3.130.0040.02011.88
5.3.120.0100.01711.83
5.3.110.0070.01911.86
5.3.100.0060.02011.71
5.3.90.0040.02011.71
5.3.80.0040.01611.64
5.3.70.0060.01711.66
5.3.60.0060.01511.70
5.3.50.0070.01211.64
5.3.40.0050.01911.63
5.3.30.0080.01711.66
5.3.20.0060.01611.63
5.3.10.0060.01011.59
5.3.00.0070.01111.58
5.2.170.0060.01211.31
5.2.160.0050.01711.31
5.2.150.0030.02211.31
5.2.140.0050.01411.31
5.2.130.0050.02211.31
5.2.120.0050.02311.31
5.2.110.0070.02111.31
5.2.100.0040.01611.31
5.2.90.0050.01311.31
5.2.80.0010.01611.31
5.2.70.0050.01311.31
5.2.60.0050.02311.31
5.2.50.0060.02011.31
5.2.40.0030.02311.31
5.2.30.0040.02311.31
5.2.20.0070.01811.31
5.2.10.0030.01111.31
5.2.00.0060.01211.31
5.1.60.0040.01811.31
5.1.50.0070.01811.31
5.1.40.0040.01611.31
5.1.30.0020.01411.31
5.1.20.0070.01411.31
5.1.10.0020.02211.31
5.1.00.0030.01411.31
5.0.50.0030.00911.31
5.0.40.0050.01411.31
5.0.30.0060.02011.31
5.0.20.0070.01111.31
5.0.10.0030.01611.31
5.0.00.0040.02411.31
4.4.90.0030.01111.31
4.4.80.0020.01411.31
4.4.70.0030.01411.31
4.4.60.0020.01311.31
4.4.50.0010.01011.31
4.4.40.0030.01711.31
4.4.30.0020.01611.31
4.4.20.0020.00711.31
4.4.10.0030.00711.31
4.4.00.0020.01911.31
4.3.110.0000.01311.31
4.3.100.0040.01111.31
4.3.90.0030.01111.31
4.3.80.0010.02111.31
4.3.70.0020.01411.31
4.3.60.0010.01511.31
4.3.50.0020.01011.31
4.3.40.0040.01311.31
4.3.30.0030.01011.31
4.3.20.0040.01311.31
4.3.10.0000.01411.31
4.3.00.0020.01511.31

preferences:
46.4 ms | 401 KiB | 5 Q