3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a ="+535"; $rest = substr($a, -2); echo $rest;

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)
8.3.60.0110.00716.63
8.3.50.0130.00721.88
8.3.40.0070.00718.73
8.3.30.0090.00618.84
8.3.20.0040.00420.21
8.3.10.0050.00323.58
8.3.00.0000.00820.84
8.2.180.0090.00618.41
8.2.170.0130.00722.96
8.2.160.0100.00320.57
8.2.150.0050.00224.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00320.82
8.2.110.0040.00422.29
8.2.100.0000.01217.78
8.2.90.0040.00418.89
8.2.80.0040.00417.97
8.2.70.0050.00317.50
8.2.60.0070.00317.68
8.2.50.0080.00018.07
8.2.40.0000.01021.01
8.2.30.0040.00418.17
8.2.20.0050.00217.55
8.2.10.0030.00618.11
8.2.00.0000.00817.64
8.1.280.0070.00725.92
8.1.270.0060.00324.01
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00023.77
8.1.230.0100.00019.15
8.1.220.0000.00817.79
8.1.210.0000.00818.77
8.1.200.0110.00017.13
8.1.190.0030.00617.23
8.1.180.0030.00518.10
8.1.170.0040.00418.48
8.1.160.0040.00421.84
8.1.150.0000.00718.46
8.1.140.0030.00517.38
8.1.130.0000.00717.75
8.1.120.0000.00717.33
8.1.110.0030.00517.38
8.1.100.0040.00417.42
8.1.90.0000.00717.33
8.1.80.0000.00717.28
8.1.70.0040.00417.25
8.1.60.0000.00717.33
8.1.50.0030.00517.48
8.1.40.0040.00717.39
8.1.30.0080.00017.45
8.1.20.0040.00417.50
8.1.10.0070.00017.54
8.1.00.0070.00017.37
8.0.300.0060.00318.77
8.0.290.0040.00416.58
8.0.280.0020.00518.34
8.0.270.0030.00317.30
8.0.260.0030.00317.25
8.0.250.0030.00316.95
8.0.240.0080.00016.93
8.0.230.0040.00416.94
8.0.220.0030.00316.80
8.0.210.0070.00016.71
8.0.200.0030.00316.75
8.0.190.0000.00716.84
8.0.180.0030.00516.73
8.0.170.0030.00616.84
8.0.160.0000.00816.86
8.0.150.0000.00716.73
8.0.140.0050.00316.68
8.0.130.0000.00613.29
8.0.120.0000.00816.66
8.0.110.0000.00716.70
8.0.100.0040.00416.71
8.0.90.0040.00416.60
8.0.80.0060.00916.84
8.0.70.0080.00316.67
8.0.60.0000.00716.84
8.0.50.0040.00416.70
8.0.30.0100.00917.17
8.0.20.0080.01117.40
8.0.10.0040.00416.93
8.0.00.0080.01016.69
7.4.330.0000.00615.00
7.4.320.0030.00316.44
7.4.300.0030.00316.44
7.4.290.0050.00216.47
7.4.280.0040.00416.50
7.4.270.0000.00716.58
7.4.260.0030.00316.50
7.4.250.0000.00916.48
7.4.240.0050.00216.44
7.4.230.0000.00716.61
7.4.220.0130.01116.45
7.4.210.0060.00816.51
7.4.200.0070.00016.43
7.4.190.0070.00016.38
7.4.160.0120.00616.40
7.4.150.0130.00617.40
7.4.140.0080.00817.86
7.4.130.0070.01016.44
7.4.120.0110.00716.56
7.4.110.0060.01016.32
7.4.100.0100.01016.34
7.4.90.0070.01116.53
7.4.80.0160.00619.39
7.4.70.0130.00416.48
7.4.60.0110.00716.34
7.4.50.0080.00016.48
7.4.40.0080.00816.49
7.4.30.0140.00316.22
7.4.00.0100.00714.89
7.3.330.0030.00313.04
7.3.320.0030.00312.93
7.3.310.0050.00316.03
7.3.300.0000.00716.18
7.3.290.0060.01216.23
7.3.280.0070.01216.17
7.3.270.0090.00917.40
7.3.260.0120.00616.44
7.3.250.0150.00516.28
7.3.240.0100.00716.47
7.3.230.0030.01316.55
7.3.210.0120.00616.47
7.3.200.0120.00619.39
7.3.190.0120.00416.49
7.3.180.0130.00316.20
7.3.170.0030.01816.36
7.3.160.0060.01016.18
7.3.120.0050.01114.84
7.3.110.0040.01114.68
7.3.100.0000.01414.91
7.3.90.0030.00914.75
7.3.80.0000.01415.03
7.3.70.0060.00914.50
7.3.60.0030.01014.86
7.3.50.0000.01014.82
7.3.40.0060.00614.67
7.3.30.0000.01414.79
7.3.20.0070.00716.73
7.3.10.0060.00316.58
7.3.00.0090.00616.35
7.2.330.0090.00916.34
7.2.320.0090.00916.65
7.2.310.0180.00416.64
7.2.300.0120.00616.39
7.2.290.0040.01216.59
7.2.250.0070.01014.93
7.2.240.0090.00914.85
7.2.230.0030.01214.92
7.2.220.0090.00314.96
7.2.210.0120.00314.66
7.2.200.0030.01015.00
7.2.190.0030.01214.98
7.2.180.0070.00714.97
7.2.170.0100.00315.00
7.2.00.0040.00819.54
7.1.330.0060.00915.62
7.1.320.0000.01415.61
7.1.310.0070.00715.64
7.1.300.0040.01115.58
7.1.290.0040.00715.44
7.1.280.0080.00315.62
7.1.270.0000.01715.97
7.1.260.0070.01015.84
7.1.200.0110.00715.73
7.1.100.0000.00817.99
7.1.70.0040.00417.21
7.1.60.0060.01919.46
7.1.50.0110.01416.89
7.1.00.0130.06722.43
7.0.200.0070.00716.70
7.0.140.0000.07322.00
7.0.60.0070.07721.68
7.0.50.0130.07722.17
7.0.40.0070.07720.08
7.0.30.0070.08020.04
7.0.20.0100.08720.04
7.0.10.0000.08720.14
7.0.00.0100.07720.16
5.6.280.0000.07720.82
5.6.210.0130.07020.47
5.6.200.0170.08021.02
5.6.190.0070.08320.90
5.6.180.0070.07321.00
5.6.170.0000.08320.99
5.6.160.0100.06721.14
5.6.150.0030.08020.89
5.6.140.0100.06720.96
5.6.130.0000.08320.89
5.6.120.0000.05721.09
5.6.110.0000.05721.08
5.6.100.0070.03720.97
5.6.90.0070.08020.94
5.6.80.0070.07020.40
5.6.70.0030.07720.37
5.6.60.0030.07720.36
5.6.50.0000.08320.46
5.6.40.0000.08320.25
5.6.30.0000.07720.44
5.6.20.0130.06720.50
5.6.10.0030.06320.32
5.6.00.0070.06720.37
5.5.350.0000.06720.38
5.5.340.0100.08320.76
5.5.330.0030.08720.77
5.5.320.0100.03720.80
5.5.310.0030.08020.73
5.5.300.0030.07720.86
5.5.290.0000.08720.84
5.5.280.0170.07720.76
5.5.270.0000.04320.86
5.5.260.0030.04020.66
5.5.250.0030.08020.66
5.5.240.0030.07720.36
5.5.230.0030.05020.21
5.5.220.0030.06720.24
5.5.210.0030.08020.02
5.5.200.0070.06320.00
5.5.190.0030.06320.22
5.5.180.0030.07720.30
5.5.160.0070.07720.18
5.5.150.0070.07320.32
5.5.140.0070.06020.23
5.5.130.0030.08020.19
5.5.120.0070.07720.21
5.5.110.0030.04720.13
5.5.100.0000.08320.11
5.5.90.0170.05320.20
5.5.80.0100.06020.03
5.5.70.0030.07019.84
5.5.60.0000.06320.08
5.5.50.0100.07319.97
5.5.40.0070.06720.10
5.5.30.0030.08319.96
5.5.20.0030.08020.05
5.5.10.0070.08319.89
5.5.00.0070.07320.13
5.4.450.0070.07019.50
5.4.440.0030.05719.54
5.4.430.0070.06019.31
5.4.420.0000.04019.52
5.4.410.0000.05319.12
5.4.400.0070.07019.16
5.4.390.0000.04318.99
5.4.380.0030.06319.00
5.4.370.0070.06018.97
5.4.360.0030.08019.20
5.4.350.0000.07719.15
5.4.340.0030.08318.97
5.4.320.0070.07318.92
5.4.310.0030.07318.85
5.4.300.0000.07318.95
5.4.290.0030.07018.84
5.4.280.0100.07019.09
5.4.270.0070.06718.89
5.4.260.0070.07719.15
5.4.250.0100.07718.84
5.4.240.0070.06718.84
5.4.230.0000.05019.00
5.4.220.0070.07719.16
5.4.210.0070.07318.89
5.4.200.0030.07318.92
5.4.190.0070.06318.91
5.4.180.0070.05719.00
5.4.170.0030.08019.06
5.4.160.0070.07319.08
5.4.150.0030.08018.96
5.4.140.0030.05716.30
5.4.130.0000.06316.28
5.4.120.0030.03316.22
5.4.110.0030.05016.18
5.4.100.0070.04316.25
5.4.90.0000.04016.19
5.4.80.0000.04016.39
5.4.70.0070.03016.23
5.4.60.0070.03016.30
5.4.50.0030.03316.16
5.4.40.0070.03016.21
5.4.30.0030.03016.16
5.4.20.0070.03316.15
5.4.10.0000.03716.41
5.4.00.0000.04015.80
5.3.290.0030.08314.48
5.3.280.0070.06714.43
5.3.270.0070.07714.50
5.3.260.0030.07714.59
5.3.250.0030.06014.52
5.3.240.0030.07714.52
5.3.230.0000.03714.54
5.3.220.0000.04314.50
5.3.210.0030.03714.54
5.3.200.0000.06714.49
5.3.190.0030.03714.53
5.3.180.0070.03014.51
5.3.170.0000.03714.54
5.3.160.0000.03714.47
5.3.150.0030.04014.51
5.3.140.0000.04014.46
5.3.130.0000.04014.51
5.3.120.0000.03014.49
5.3.110.0070.03314.39
5.3.100.0030.03713.96
5.3.90.0030.04314.00
5.3.80.0000.03313.80
5.3.70.0000.04713.95
5.3.60.0000.03713.79
5.3.50.0000.04013.89
5.3.40.0070.02713.88
5.3.30.0000.03713.69
5.3.20.0000.02713.54
5.3.10.0000.02713.59
5.3.00.0030.02713.44
5.2.170.0030.03011.12
5.2.160.0000.03011.08
5.2.150.0000.03311.11
5.2.140.0030.02011.13
5.2.130.0030.02311.05
5.2.120.0000.02711.06
5.2.110.0000.02711.05
5.2.100.0030.02311.10
5.2.90.0000.02311.05
5.2.80.0000.02711.08
5.2.70.0000.02311.05
5.2.60.0000.03011.05
5.2.50.0000.02311.05
5.2.40.0000.02311.05
5.2.30.0030.02011.05
5.2.20.0000.02311.05
5.2.10.0000.02311.05
5.2.00.0000.02711.05
5.1.60.0030.03011.05
5.1.50.0030.01711.05
5.1.40.0000.03311.05
5.1.30.0000.02711.05
5.1.20.0030.02711.05
5.1.10.0070.02311.05
5.1.00.0000.02311.05
5.0.50.0000.02011.05
5.0.40.0000.02011.05
5.0.30.0000.04011.05
5.0.20.0000.03311.05
5.0.10.0000.02011.05
5.0.00.0030.03311.05
4.4.90.0000.01311.05
4.4.80.0000.01711.05
4.4.70.0030.01011.05
4.4.60.0000.01311.05
4.4.50.0000.01311.05
4.4.40.0000.02011.05
4.4.30.0000.01311.05
4.4.20.0000.01711.05
4.4.10.0000.01311.05
4.4.00.0000.02311.05
4.3.110.0000.02011.05
4.3.100.0000.02011.05
4.3.90.0030.01311.05
4.3.80.0000.02311.05
4.3.70.0000.02011.05
4.3.60.0030.01711.05
4.3.50.0000.01311.05
4.3.40.0000.02011.05
4.3.30.0000.01711.05
4.3.20.0030.03311.05
4.3.10.0000.03011.05
4.3.00.0000.03311.05

preferences:
43.33 ms | 401 KiB | 5 Q