3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'a,b,c,d'; return preg_split('/(?<![^\\\\][\\\\]),/', $str);

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)
8.3.40.0070.01418.97
8.3.30.0030.01318.96
8.3.20.0040.00420.04
8.3.10.0000.00823.65
8.3.00.0050.00319.38
8.2.170.0100.00422.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00421.08
8.2.110.0090.00020.54
8.2.100.0080.00317.97
8.2.90.0040.00419.05
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0090.00017.77
8.2.50.0000.00818.07
8.2.40.0050.00319.94
8.2.30.0020.00518.02
8.2.20.0060.00317.63
8.2.10.0040.00417.88
8.2.00.0040.00417.75
8.1.270.0000.00923.97
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0030.00623.82
8.1.230.0030.00719.20
8.1.220.0000.00717.74
8.1.210.0000.00818.77
8.1.200.0030.00717.35
8.1.190.0030.00617.23
8.1.180.0040.00418.10
8.1.170.0060.00318.59
8.1.160.0080.00021.96
8.1.150.0070.00018.83
8.1.140.0000.00917.54
8.1.130.0000.00717.88
8.1.120.0000.00717.45
8.1.110.0040.00417.46
8.1.100.0030.00517.51
8.1.90.0030.00317.57
8.1.80.0000.00717.53
8.1.70.0050.00317.38
8.1.60.0030.00617.51
8.1.50.0030.00517.49
8.1.40.0040.00417.48
8.1.30.0040.00417.68
8.1.20.0000.00717.79
8.1.10.0050.00317.48
8.1.00.0000.00817.43
8.0.300.0000.00718.77
8.0.290.0070.00016.75
8.0.280.0030.00318.40
8.0.270.0030.00317.25
8.0.260.0000.00617.11
8.0.250.0040.00417.06
8.0.240.0000.00717.02
8.0.230.0030.00317.03
8.0.220.0030.00516.83
8.0.210.0000.00716.85
8.0.200.0000.00616.93
8.0.190.0070.00017.05
8.0.180.0000.00717.02
8.0.170.0040.00417.00
8.0.160.0000.00716.93
8.0.150.0080.00016.73
8.0.140.0000.00716.82
8.0.130.0030.00313.36
8.0.120.0040.00416.79
8.0.110.0050.00316.93
8.0.100.0040.00416.99
8.0.90.0000.00716.97
8.0.80.0000.01516.93
8.0.70.0000.00816.87
8.0.60.0070.00016.81
8.0.50.0000.00716.94
8.0.30.0090.00916.95
8.0.20.0140.01217.40
8.0.10.0000.00717.06
8.0.00.0070.01416.78
7.4.330.0050.00015.09
7.4.320.0030.00316.74
7.4.300.0000.00616.73
7.4.290.0040.00416.75
7.4.280.0040.00416.55
7.4.270.0050.00316.62
7.4.260.0040.00416.71
7.4.250.0030.00616.75
7.4.240.0040.00416.63
7.4.230.0000.00716.82
7.4.220.0100.00716.76
7.4.210.0070.00716.82
7.4.200.0030.00316.66
7.4.160.0080.00816.54
7.4.150.0110.00717.40
7.4.140.0090.00817.86
7.4.130.0110.00916.64
7.4.120.0100.00916.54
7.4.110.0130.00716.52
7.4.100.0120.00616.61
7.4.90.0090.00916.48
7.4.80.0190.00319.39
7.4.70.0000.02216.75
7.4.60.0100.00616.59
7.4.50.0050.00316.71
7.4.40.0080.00816.58
7.4.30.0160.00316.54
7.4.00.0140.00315.33
7.3.330.0000.00513.11
7.3.320.0000.00513.18
7.3.310.0050.00316.14
7.3.300.0070.00016.18
7.3.290.0060.00916.28
7.3.280.0080.00916.27
7.3.270.0140.00617.40
7.3.260.0130.01016.68
7.3.250.0030.01616.39
7.3.240.0210.00316.29
7.3.230.0100.00716.67
7.3.210.0090.00916.47
7.3.200.0030.01319.39
7.3.190.0040.01516.36
7.3.180.0130.00316.56
7.3.170.0110.00516.34
7.3.160.0090.00916.47
7.3.10.0120.00316.60
7.3.00.0080.00716.52
7.2.330.0090.00916.66
7.2.320.0090.00816.48
7.2.310.0130.00416.68
7.2.300.0130.01016.47
7.2.290.0070.01016.52
7.2.130.0000.01516.89
7.2.120.0060.00916.88
7.2.110.0050.01116.96
7.2.100.0060.00816.68
7.2.90.0020.00917.01
7.2.80.0090.00416.88
7.2.70.0060.00516.98
7.2.60.0070.00816.74
7.2.50.0050.00916.93
7.2.40.0030.01016.82
7.2.30.0070.00716.79
7.2.20.0000.01417.08
7.2.10.0060.00716.82
7.2.00.0080.00917.63
7.1.250.0050.00715.88
7.1.240.0030.00815.69
7.1.230.0060.01016.02
7.1.220.0000.01115.75
7.1.210.0090.00615.95
7.1.200.0030.01115.85
7.1.190.0060.00815.75
7.1.180.0140.00315.98
7.1.170.0060.00615.86
7.1.160.0080.00815.70
7.1.150.0150.00015.71
7.1.140.0060.00615.95
7.1.130.0080.00515.89
7.1.120.0100.00715.98
7.1.110.0060.00915.89
7.1.100.0030.01117.19
7.1.90.0040.00415.92
7.1.80.0080.00316.00
7.1.70.0050.00516.58
7.1.60.0130.00517.69
7.1.50.0110.00616.18
7.1.40.0090.00615.76
7.1.30.0040.01115.95
7.1.20.0040.01215.52
7.1.10.0040.01015.88
7.1.00.0100.03519.08
7.0.330.0080.00615.30
7.0.320.0040.00815.33
7.0.310.0040.00415.38
7.0.300.0040.00815.47
7.0.290.0070.00715.46
7.0.280.0030.00615.45
7.0.270.0110.00415.41
7.0.260.0070.00315.64
7.0.250.0030.01015.64
7.0.240.0050.00815.41
7.0.230.0090.00615.32
7.0.220.0090.00615.21
7.0.210.0030.01015.22
7.0.200.0050.00716.03
7.0.190.0090.00315.53
7.0.180.0060.00615.42
7.0.170.0090.00615.39
7.0.160.0040.00815.71
7.0.150.0070.00715.69
7.0.140.0030.04018.79
7.0.130.0130.00015.48
7.0.120.0030.01015.55
7.0.110.0050.00515.18
7.0.100.0260.03817.72
7.0.90.0080.04317.66
7.0.80.0110.02817.71
7.0.70.0050.04817.79
7.0.60.0230.03817.73
7.0.50.0200.04017.90
7.0.40.0080.03816.88
7.0.30.0030.04716.87
7.0.20.0070.03216.88
7.0.10.0110.04316.84
7.0.00.0090.03416.62
5.6.380.0040.00813.83
5.6.370.0060.00614.17
5.6.360.0070.00714.12
5.6.350.0040.01114.20
5.6.340.0070.00414.39
5.6.330.0080.00613.88
5.6.320.0100.01014.09
5.6.310.0070.00314.28
5.6.300.0050.00513.95
5.6.290.0050.00514.54
5.6.280.0060.04017.75
5.6.270.0030.01114.32
5.6.260.0060.00913.95
5.6.250.0040.02517.43
5.6.240.0070.04217.44
5.6.230.0080.03117.48
5.6.220.0140.03917.35
5.6.210.0070.04217.51
5.6.200.0060.04617.56
5.6.190.0080.02317.74
5.6.180.0090.04217.63
5.6.170.0090.04217.60
5.6.160.0100.04117.56
5.6.150.0020.04517.69
5.6.140.0060.03617.57
5.6.130.0070.03917.62
5.6.120.0070.04217.61
5.6.110.0050.04317.59
5.6.100.0010.04717.58
5.6.90.0040.04417.53
5.6.80.0100.03817.40
5.6.70.0040.04517.25
5.6.60.0030.04717.19
5.6.50.0110.04017.30
5.6.40.0080.03917.30
5.6.30.0030.04417.19
5.6.20.0110.03017.23
5.6.10.0160.03217.31
5.6.00.0080.04117.23
5.5.380.0050.04615.62
5.5.370.0130.04015.62
5.5.360.0080.04515.79
5.5.350.0070.04215.59
5.5.340.0060.03915.90
5.5.330.0070.04015.95
5.5.320.0040.03115.83
5.5.310.0070.04015.89
5.5.300.0070.04415.97
5.5.290.0090.04015.82
5.5.280.0120.03915.85
5.5.270.0030.04315.95
5.5.260.0070.03615.94
5.5.250.0070.03715.86
5.5.240.0050.02515.49
5.5.230.0040.04315.59
5.5.220.0100.04015.62
5.5.210.0080.04115.47
5.5.200.0050.04215.55
5.5.190.0080.03815.52
5.5.180.0030.04515.58
5.5.170.0030.00610.96
5.5.160.0030.04515.57
5.5.150.0070.03815.47
5.5.140.0100.02015.54
5.5.130.0060.04015.52
5.5.120.0090.02215.69
5.5.110.0080.02515.58
5.5.100.0050.04215.48
5.5.90.0100.03515.58
5.5.80.0060.02615.33
5.5.70.0110.03715.50
5.5.60.0080.04015.35
5.5.50.0030.04415.42
5.5.40.0060.04415.42
5.5.30.0050.02415.48
5.5.20.0050.03615.52
5.5.10.0030.04615.52
5.5.00.0020.04515.41
5.4.450.0030.04615.29
5.4.440.0070.02715.29
5.4.430.0080.03815.18
5.4.420.0080.03815.28
5.4.410.0050.03515.23
5.4.400.0020.04015.06
5.4.390.0070.03714.76
5.4.380.0060.02215.03
5.4.370.0070.03814.92
5.4.360.0060.04114.82
5.4.350.0070.04214.86
5.4.340.0100.04015.02
5.4.330.0040.00411.02
5.4.320.0080.03715.00
5.4.310.0100.02214.85
5.4.300.0050.02314.85
5.4.290.0050.04214.77
5.4.280.0080.04514.87
5.4.270.0110.03314.91
5.4.260.0020.03215.08
5.4.250.0070.02715.03
5.4.240.0120.03615.10
5.4.230.0080.03514.86
5.4.220.0110.03614.83
5.4.210.0070.03714.86
5.4.200.0080.04014.99
5.4.190.0070.04014.79
5.4.180.0060.03914.86
5.4.170.0070.03914.82
5.4.160.0060.01914.84
5.4.150.0070.03915.05
5.4.140.0070.02013.79
5.4.130.0090.03713.49
5.4.120.0070.02313.58
5.4.110.0050.03513.44
5.4.100.0130.03213.57
5.4.90.0100.03313.54
5.4.80.0050.03813.53
5.4.70.0100.03513.49
5.4.60.0070.02213.63
5.4.50.0030.03913.48
5.4.40.0070.03713.67
5.4.30.0020.04213.62
5.4.20.0080.03813.54
5.4.10.0070.03213.64
5.4.00.0020.02513.22
5.3.290.0020.04312.59
5.3.280.0050.04212.39
5.3.270.0040.04112.52
5.3.260.0150.03712.45
5.3.250.0080.02012.53
5.3.240.0050.03912.39
5.3.230.0030.04112.40
5.3.220.0070.02412.40
5.3.210.0090.04112.36
5.3.200.0100.03312.44
5.3.190.0080.03612.49
5.3.180.0100.02812.42
5.3.170.0030.04012.42
5.3.160.0050.02312.50
5.3.150.0050.03512.41
5.3.140.0000.04312.39
5.3.130.0020.04112.43
5.3.120.0070.03412.49
5.3.110.0050.03912.45
5.3.100.0020.02312.22
5.3.90.0030.03212.19
5.3.80.0040.03912.06
5.3.70.0040.03612.07
5.3.60.0020.02512.22
5.3.50.0020.02612.05
5.3.40.0030.04412.11
5.3.30.0050.02812.05
5.3.20.0030.04012.00
5.3.10.0080.02011.82
5.3.00.0030.03811.76
5.2.170.0020.03410.29
5.2.160.0050.02310.37
5.2.150.0020.02610.23
5.2.140.0020.03510.24
5.2.130.0030.03010.22
5.2.120.0030.03310.23
5.2.110.0080.02910.27
5.2.100.0020.03010.30
5.2.90.0020.03610.23
5.2.80.0060.02910.17
5.2.70.0080.02310.19
5.2.60.0030.03110.08
5.2.50.0110.02010.15
5.2.40.0020.03310.14
5.2.30.0040.03210.07
5.2.20.0070.02210.10
5.2.10.0020.03310.10
5.2.00.0030.0339.97
5.1.60.0070.0229.59
5.1.50.0080.0279.55
5.1.40.0010.0199.55
5.1.30.0050.0319.83
5.1.20.0020.0319.84
5.1.10.0030.0269.67
5.1.00.0050.0259.68
5.0.50.0090.0138.92
5.0.40.0060.0178.85
5.0.30.0040.0398.75
5.0.20.0050.0208.75
5.0.10.0040.0218.78
5.0.00.0050.0358.71
4.4.90.0060.0188.71
4.4.80.0020.0128.71
4.4.70.0020.0158.71
4.4.60.0000.0178.71
4.4.50.0000.0178.71
4.4.40.0030.0308.71
4.4.30.0020.0188.71
4.4.20.0020.0218.71
4.4.10.0070.0158.71
4.4.00.0000.0158.71
4.3.110.0000.0208.71
4.3.100.0030.0138.71
4.3.90.0000.0108.71
4.3.80.0040.0278.71
4.3.70.0030.0188.71
4.3.60.0010.0118.71
4.3.50.0060.0188.71
4.3.40.0050.0258.71
4.3.30.0020.0188.71
4.3.20.0000.0218.71
4.3.10.0020.0128.71
4.3.00.0020.0128.71

preferences:
76.19 ms | 400 KiB | 5 Q