3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'a,b,c,d,e'; $arr = explode( ',', $str); $arr[] = (array_pop( $arr) . (array_pop( $arr))); echo implode( ',', $arr);

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)
8.3.60.0060.01316.75
8.3.50.0140.00916.34
8.3.40.0170.00319.02
8.3.30.0030.01018.71
8.3.20.0040.00418.65
8.3.10.0040.00418.51
8.3.00.0030.00619.38
8.2.180.0140.00016.50
8.2.170.0070.00722.96
8.2.160.0060.01318.96
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0050.00319.80
8.2.110.0090.00021.98
8.2.100.0070.00417.91
8.2.90.0030.00517.97
8.2.80.0050.00317.50
8.2.70.0000.00817.63
8.2.60.0000.00818.05
8.2.50.0040.00418.07
8.2.40.0000.00919.35
8.2.30.0000.01017.75
8.2.20.0060.00617.68
8.2.10.0040.00417.68
8.2.00.0030.00717.65
8.1.280.0040.01125.92
8.1.270.0080.00023.99
8.1.260.0000.00826.35
8.1.250.0060.00328.09
8.1.240.0090.00022.45
8.1.230.0110.00020.85
8.1.220.0080.00017.79
8.1.210.0000.00918.97
8.1.200.0000.00917.22
8.1.190.0000.00917.22
8.1.180.0050.00318.10
8.1.170.0040.00418.59
8.1.160.0000.00718.91
8.1.150.0000.00718.63
8.1.140.0040.00417.32
8.1.130.0070.00019.23
8.1.120.0030.00417.46
8.1.110.0070.00017.30
8.1.100.0030.00317.39
8.1.90.0040.00417.41
8.1.80.0000.00717.42
8.1.70.0030.00317.41
8.1.60.0050.00217.63
8.1.50.0020.00517.38
8.1.40.0040.00417.41
8.1.30.0000.01017.54
8.1.20.0080.00217.54
8.1.10.0070.00017.48
8.1.00.0080.00017.44
8.0.300.0040.00419.96
8.0.290.0050.00316.63
8.0.280.0000.00618.54
8.0.270.0000.00717.24
8.0.260.0060.00016.80
8.0.250.0040.00416.94
8.0.240.0080.00016.88
8.0.230.0000.00716.95
8.0.220.0000.00816.80
8.0.210.0050.00316.95
8.0.200.0040.00416.93
8.0.190.0040.00416.95
8.0.180.0040.00416.95
8.0.170.0040.00416.84
8.0.160.0000.00816.93
8.0.150.0080.00016.76
8.0.140.0080.00016.93
8.0.130.0060.00013.36
8.0.120.0030.00616.73
8.0.110.0080.00016.76
8.0.100.0000.00716.76
8.0.90.0000.00716.89
8.0.80.0070.00716.84
8.0.70.0040.00416.87
8.0.60.0030.00616.83
8.0.50.0040.00416.75
8.0.30.0140.00717.09
8.0.20.0060.01216.85
8.0.10.0040.00417.04
8.0.00.0120.00916.72
7.4.330.0020.00212.95
7.4.320.0050.00216.48
7.4.300.0000.00616.61
7.4.290.0030.00316.64
7.4.280.0040.00416.57
7.4.270.0040.00716.59
7.4.260.0060.00313.27
7.4.250.0030.00616.54
7.4.240.0000.00716.36
7.4.230.0030.00316.54
7.4.220.0100.01016.54
7.4.210.0030.01616.47
7.4.200.0040.00416.41
7.4.190.0050.00216.68
7.4.160.0030.01316.41
7.4.150.0100.00716.57
7.4.140.0120.00617.86
7.4.130.0160.01016.49
7.4.120.0070.01016.35
7.4.110.0120.00616.56
7.4.100.0080.01416.52
7.4.90.0170.00016.34
7.4.80.0100.01019.39
7.4.70.0120.00616.42
7.4.60.0060.00916.48
7.4.50.0030.00316.38
7.4.40.0120.00216.22
7.4.30.0130.00316.58
7.4.00.0030.00614.96
7.3.330.0050.00013.05
7.3.320.0000.00613.02
7.3.310.0020.00416.26
7.3.300.0000.00616.30
7.3.290.0090.00716.20
7.3.280.0090.00616.14
7.3.270.0120.00616.44
7.3.260.0070.01416.46
7.3.240.0030.01416.20
7.3.230.0110.00816.52
7.3.210.0040.01216.28
7.3.200.0030.01616.45
7.3.190.0080.01216.13
7.3.180.0150.00616.55
7.3.170.0000.01616.38
7.3.160.0100.00516.46
7.3.120.0070.00714.93
7.3.10.0040.01116.77
7.3.00.0030.00916.59
7.2.330.0100.01016.39
7.2.320.0060.01616.82
7.2.310.0140.00716.62
7.2.300.0080.00816.56
7.2.290.0120.00616.86
7.2.130.0070.00716.75
7.2.120.0040.01116.96
7.2.110.0070.01117.02
7.2.100.0090.00617.06
7.2.90.0060.00917.17
7.2.80.0030.00917.00
7.2.70.0120.00616.76
7.2.60.0030.00817.13
7.2.50.0080.00416.89
7.2.40.0070.01016.80
7.2.30.0000.01616.91
7.2.20.0060.00616.98
7.2.10.0030.01016.96
7.2.00.0090.00518.24
7.1.250.0000.01815.81
7.1.100.0070.00718.23
7.1.70.0000.00717.06
7.1.60.0090.01519.21
7.1.50.0130.01016.58
7.1.00.0000.04322.36
7.0.200.0220.00716.31
7.0.140.0030.07722.21
7.0.120.0030.07322.08
7.0.60.0230.04020.02
7.0.50.0070.03717.90
7.0.40.0100.04019.98
7.0.30.0330.07320.22
7.0.20.0230.06020.13
7.0.10.0130.08020.13
7.0.00.0100.08720.04
5.6.280.0070.07021.03
5.6.210.0030.05020.49
5.6.200.0100.07718.13
5.6.190.0030.08720.77
5.6.180.0030.08020.67
5.6.170.0270.07720.64
5.6.160.0030.05020.50
5.6.150.0200.06718.21
5.6.140.0030.05318.21
5.6.130.0070.07318.13
5.6.120.0070.04020.99
5.6.110.0130.08021.04
5.6.100.0000.05321.12
5.6.90.0070.08321.05
5.6.80.0100.04320.38
5.5.350.0200.08020.38
5.5.340.0000.07017.89
5.5.330.0000.09020.25
5.5.320.0400.06720.35
5.5.310.0300.04020.29
5.5.300.0030.05317.96
5.5.290.0030.09317.91
5.5.280.0030.05320.64
5.5.270.0100.07720.95
5.5.260.0200.06720.86
5.5.250.0130.05320.57
5.5.240.0100.04020.14
5.4.450.0100.08019.45
5.4.440.0030.05019.11
5.4.430.0070.04019.49
5.4.420.0030.07719.11
5.4.410.0030.03719.27
5.4.400.0000.04018.92
5.4.390.0000.04018.91
5.4.380.0100.03719.08
5.4.370.0000.04019.14
5.4.360.0070.03719.16
5.4.350.0100.03018.96
5.4.340.0000.04018.93
5.4.320.0030.04018.78
5.4.310.0030.04319.20
5.4.300.0000.04019.17
5.4.290.0100.03718.92
5.4.280.0100.03019.08
5.4.270.0000.04319.14
5.4.260.0030.03719.13
5.4.250.0200.02318.80
5.4.240.0030.04019.13
5.4.230.0000.05718.91
5.4.220.0030.03718.90
5.4.210.0030.04319.13
5.4.200.0030.03719.17
5.4.190.0030.03719.06
5.4.180.0030.03719.13
5.4.170.0130.06019.14
5.4.160.0070.07719.13
5.4.150.0100.06718.91
5.4.140.0000.05016.17
5.4.130.0100.07016.44
5.4.120.0000.04716.27
5.4.110.0100.06316.23
5.4.100.0130.04716.30
5.4.90.0130.06316.41
5.4.80.0000.07016.31
5.4.70.0030.05316.13
5.4.60.0000.08016.13
5.4.50.0100.05016.38
5.4.40.0000.04316.21
5.4.30.0030.04016.12
5.4.20.0130.05716.12
5.4.10.0130.05316.57
5.4.00.0100.06715.76
5.3.290.0070.03314.64
5.3.280.0030.03714.57
5.3.270.0030.04714.53
5.3.260.0130.06714.53
5.3.250.0000.06314.42
5.3.240.0100.03314.54
5.3.230.0100.03314.56
5.3.220.0100.06314.40
5.3.210.0100.05314.50
5.3.200.0000.05014.48
5.3.190.0030.07714.49
5.3.180.0130.06314.51
5.3.170.0070.05714.49
5.3.160.0100.07314.48
5.3.150.0100.06714.48
5.3.140.0000.05714.52
5.3.130.0030.06314.45
5.3.120.0070.05014.51
5.3.110.0170.07314.48
5.3.100.0070.04313.86
5.3.90.0000.04013.92
5.3.80.0030.04313.94
5.3.70.0100.05013.96
5.3.60.0030.05713.95
5.3.50.0000.05013.91
5.3.40.0130.06013.95
5.3.30.0070.06013.86
5.3.20.0030.04313.63
5.3.10.0070.04313.45
5.3.00.0000.08713.58
5.2.170.0070.06011.03
5.2.160.0030.05011.04
5.2.150.0070.05711.03
5.2.140.0070.06710.99
5.2.130.0030.04311.05
5.2.120.0000.03311.00
5.2.110.0070.06011.08
5.2.100.0130.05711.07
5.2.90.0000.05011.08
5.2.80.0070.03010.98
5.2.70.0000.03311.02
5.2.60.0100.04710.94
5.2.50.0030.06710.89
5.2.40.0070.04710.96
5.2.30.0070.05010.95
5.2.20.0100.05710.89
5.2.10.0000.03310.74
5.2.00.0000.03710.61
5.1.60.0100.04710.07
5.1.50.0000.0279.95
5.1.40.0030.0409.88
5.1.30.0030.06010.37
5.1.20.0100.05310.23
5.1.10.0000.03010.08
5.1.00.0070.02310.12
5.0.50.0030.0308.87
5.0.40.0070.0438.87
5.0.30.0030.0578.87
5.0.20.0000.0408.87
5.0.10.0030.0308.87
5.0.00.0000.0678.87
4.4.90.0030.0378.87
4.4.80.0000.0408.87
4.4.70.0030.0378.87
4.4.60.0030.0338.87
4.4.50.0000.0278.87
4.4.40.0000.0308.87
4.4.30.0000.0178.87
4.4.20.0000.0378.87
4.4.10.0030.0338.87
4.4.00.0000.0408.87
4.3.110.0000.0408.87
4.3.100.0070.0208.87
4.3.90.0000.0238.87
4.3.80.0000.0538.87
4.3.70.0100.0308.87
4.3.60.0030.0338.87
4.3.50.0100.0278.87
4.3.40.0030.0508.87
4.3.30.0000.0238.87
4.3.20.0100.0178.87
4.3.10.0100.0308.87
4.3.00.0000.0378.87

preferences:
58.7 ms | 401 KiB | 5 Q