3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = '0631'; $str = str_pad(((int)$x) + 1, 4, '0', STR_PAD_LEFT); var_dump($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)
8.3.70.0070.01018.21
8.3.60.0120.00318.41
8.3.50.0110.00822.13
8.3.40.0140.00018.69
8.3.30.0000.01418.96
8.3.20.0070.00020.09
8.3.10.0000.00721.77
8.3.00.0030.00519.08
8.2.180.0090.00918.38
8.2.170.0070.01022.96
8.2.160.0070.01320.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0120.00626.16
8.2.120.0040.00419.54
8.2.110.0030.00621.11
8.2.100.0120.00019.45
8.2.90.0000.00817.78
8.2.80.0050.00317.97
8.2.70.0050.00317.93
8.2.60.0000.00917.82
8.2.50.0030.00618.10
8.2.40.0040.00419.10
8.2.30.0050.00319.04
8.2.20.0020.00517.59
8.2.10.0070.00018.03
8.2.00.0040.00417.67
8.1.280.0070.00725.92
8.1.270.0070.00318.68
8.1.260.0050.00326.35
8.1.250.0000.01428.09
8.1.240.0100.00023.92
8.1.230.0060.00622.82
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0030.00617.10
8.1.180.0040.00418.10
8.1.170.0040.00418.50
8.1.160.0040.00418.81
8.1.150.0000.00820.66
8.1.140.0040.00417.50
8.1.130.0050.00317.27
8.1.120.0040.00417.35
8.1.110.0030.00317.41
8.1.100.0000.00717.36
8.1.90.0030.00317.39
8.1.80.0040.00417.38
8.1.70.0060.00017.43
8.1.60.0050.00317.52
8.1.50.0080.00017.50
8.1.40.0040.00417.46
8.1.30.0030.00617.61
8.1.20.0030.00617.71
8.1.10.0030.00517.43
8.1.00.0040.00417.28
8.0.300.0000.00919.73
8.0.290.0000.00816.75
8.0.280.0060.00318.36
8.0.270.0070.00017.18
8.0.260.0050.00316.66
8.0.250.0070.00016.77
8.0.240.0000.00716.80
8.0.230.0000.00716.91
8.0.220.0000.00616.73
8.0.210.0040.00416.72
8.0.200.0100.00016.93
8.0.190.0040.00416.91
8.0.180.0080.00016.90
8.0.170.0000.00816.80
8.0.160.0040.00316.89
8.0.150.0000.00716.61
8.0.140.0000.00716.81
8.0.130.0000.00613.22
8.0.120.0040.00416.75
8.0.110.0030.00516.72
8.0.100.0040.00416.85
8.0.90.0000.00716.61
8.0.80.0130.00616.80
8.0.70.0040.00416.77
8.0.60.0060.00316.70
8.0.50.0000.00716.68
8.0.30.0130.00917.06
8.0.20.0100.00817.40
8.0.10.0070.00016.80
8.0.00.0060.01216.71
7.4.330.0000.00515.15
7.4.320.0000.00616.48
7.4.300.0000.00616.54
7.4.290.0030.00316.59
7.4.280.0040.00416.38
7.4.270.0050.00316.50
7.4.260.0030.00316.56
7.4.250.0040.00416.48
7.4.240.0020.00516.51
7.4.230.0000.00716.56
7.4.220.0130.00616.47
7.4.210.0100.00816.62
7.4.200.0040.00416.65
7.4.160.0060.01016.34
7.4.150.0130.00717.40
7.4.140.0120.00517.86
7.4.130.0140.00616.45
7.4.120.0120.00616.44
7.4.110.0130.01016.54
7.4.100.0170.00716.34
7.4.90.0030.01316.47
7.4.80.0060.01616.43
7.4.70.0070.01116.30
7.4.60.0060.01216.53
7.4.50.0030.00616.05
7.4.40.0150.00016.42
7.4.30.0130.00316.52
7.4.00.0060.01015.00
7.3.330.0000.00513.09
7.3.320.0060.00013.14
7.3.310.0030.00316.31
7.3.300.0030.00316.22
7.3.290.0060.00016.18
7.3.280.0110.00816.23
7.3.270.0170.00017.40
7.3.260.0150.00316.64
7.3.250.0100.00716.34
7.3.240.0080.01016.29
7.3.230.0070.00816.39
7.3.210.0090.01016.23
7.3.200.0130.00619.39
7.3.190.0060.01016.20
7.3.180.0090.00616.20
7.3.170.0060.01016.29
7.3.160.0060.00916.21
7.2.330.0130.00916.33
7.2.320.0090.00616.65
7.2.310.0100.00616.55
7.2.300.0090.00616.74
7.2.290.0120.00916.62
7.2.00.0040.00819.39
7.1.100.0160.00817.88
7.1.70.0000.00916.95
7.1.60.0060.01519.57
7.1.50.0090.00616.67
7.1.00.0070.07322.36
7.0.200.0030.00616.84
7.0.140.0030.05321.97
7.0.110.0130.03019.93
7.0.100.0070.03019.95
7.0.90.0030.03720.04
7.0.80.0100.07020.04
7.0.70.0470.04319.90
7.0.60.0270.04719.88
7.0.50.0500.07319.96
7.0.40.0100.03019.74
7.0.30.0070.03719.72
7.0.20.0070.04019.84
7.0.10.0030.03719.88
7.0.00.0070.04319.70
5.6.280.0000.07720.78
5.6.260.0000.04320.61
5.6.250.0070.03320.64
5.6.240.0070.03720.66
5.6.230.0000.04720.84
5.6.220.0070.04020.52
5.6.210.0070.03720.55
5.6.200.0030.05020.52
5.6.190.0030.06320.68
5.6.180.0070.03320.85
5.6.170.0070.07020.61
5.6.160.0030.04020.64
5.6.150.0030.04320.61
5.6.140.0030.03720.61
5.6.130.0000.04020.55
5.6.120.0000.04020.70
5.6.110.0100.03720.58
5.6.100.0030.04320.44
5.6.90.0100.03720.54
5.6.80.0030.04019.91
5.6.70.0030.04019.98
5.6.60.0030.04320.22
5.6.50.0030.06719.99
5.6.40.0070.02719.98
5.6.30.0030.07020.02
5.6.20.0000.03719.90
5.6.10.0000.03719.96
5.6.00.0030.06319.96
5.5.380.0070.03717.50
5.5.370.0170.06017.40
5.5.360.0100.03317.52
5.5.350.0030.04717.40
5.5.340.0070.04318.16
5.5.330.0030.03317.87
5.5.320.0000.03718.13
5.5.310.0000.03717.98
5.5.300.0070.04017.84
5.5.290.0000.04718.13
5.5.280.0030.03317.84
5.5.270.0000.03718.24
5.5.260.0000.05717.98
5.5.250.0030.04017.80
5.5.240.0000.03317.51
5.5.230.0070.03717.51
5.5.220.0100.05017.50
5.5.210.0000.03717.50
5.5.200.0030.03317.36
5.5.190.0070.06317.21
5.5.180.0030.03317.19
5.5.160.0030.07717.36
5.5.150.0070.06717.37
5.5.140.0030.06717.24
5.5.130.0100.03017.21
5.5.120.0030.03717.24
5.5.110.0030.03317.21
5.5.100.0070.07717.12
5.5.90.0000.04017.27
5.5.80.0100.05317.07
5.5.70.0070.03317.36
5.5.60.0030.06317.37
5.5.50.0000.03317.49
5.5.40.0000.05017.41
5.5.30.0070.03017.10
5.5.20.0030.05317.26
5.5.10.0030.05317.09
5.5.00.0000.04317.33
5.4.450.0030.04019.23
5.4.440.0000.04319.40
5.4.430.0070.04319.27
5.4.420.0030.05719.23
5.4.410.0070.04719.22
5.4.400.0100.02719.16
5.4.390.0070.03019.10
5.4.380.0070.04319.12
5.4.370.0170.02019.25
5.4.360.0070.03019.02
5.4.350.0000.04719.25
5.4.340.0030.03019.12
5.4.320.0030.05319.12
5.4.310.0030.03319.00
5.4.300.0030.04018.95
5.4.290.0070.05019.01
5.4.280.0070.04318.93
5.4.270.0030.03719.27
5.4.260.0000.03318.96
5.4.250.0000.04019.16
5.4.240.0000.04019.09
5.4.230.0030.03319.11
5.4.220.0070.03718.98
5.4.210.0030.05719.11
5.4.200.0000.03719.27
5.4.190.0170.04319.17
5.4.180.0030.04019.15
5.4.170.0030.03718.93
5.4.160.0000.04318.98
5.4.150.0030.04018.96
5.4.140.0070.03716.34
5.4.130.0000.05016.15
5.4.120.0070.04016.20
5.4.110.0000.03316.53
5.4.100.0030.04016.52
5.4.90.0070.03316.20
5.4.80.0030.03016.36
5.4.70.0030.02716.36
5.4.60.0030.03016.38
5.4.50.0030.04016.50
5.4.40.0030.03716.57
5.4.30.0030.04316.10
5.4.20.0030.03716.47
5.4.10.0070.03016.47
5.4.00.0030.03015.72
5.3.290.0070.03714.51
5.3.280.0030.03014.65
5.3.270.0000.04714.51
5.3.260.0000.04314.39
5.3.250.0030.07014.39
5.3.240.0000.04014.48
5.3.230.0030.03314.38
5.3.220.0030.03714.39
5.3.210.0130.02714.46
5.3.200.0000.04014.46
5.3.190.0000.03314.57
5.3.180.0030.03714.57
5.3.170.0000.03314.58
5.3.160.0030.03314.46
5.3.150.0070.02714.42
5.3.140.0030.04014.61
5.3.130.0070.03314.61
5.3.120.0000.04014.54
5.3.110.0070.03014.46
5.3.100.0030.03713.96
5.3.90.0100.03013.94
5.3.80.0030.03013.91
5.3.70.0000.03313.96
5.3.60.0130.05713.86
5.3.50.0070.04313.80
5.3.40.0000.03313.98
5.3.30.0100.05013.75
5.3.20.0030.04313.70
5.3.10.0000.03013.67
5.3.00.0030.03313.48
5.2.170.0000.03312.01
5.2.160.0000.02712.01
5.2.150.0070.03312.01
5.2.140.0000.04012.01
5.2.130.0030.02712.01
5.2.120.0030.02712.01
5.2.110.0000.03012.01
5.2.100.0000.03712.01
5.2.90.0000.02712.01
5.2.80.0000.02712.01
5.2.70.0000.03012.01
5.2.60.0000.02712.01
5.2.50.0000.02712.01
5.2.40.0030.02312.01
5.2.30.0070.02312.01
5.2.20.0000.02712.01
5.2.10.0000.03712.01
5.2.00.0100.04012.01
5.1.60.0030.04712.01
5.1.50.0070.02712.01
5.1.40.0030.02312.01
5.1.30.0030.02712.01
5.1.20.0030.04312.01
5.1.10.0030.02012.01
5.1.00.0070.02312.01
5.0.50.0030.02012.01
5.0.40.0000.02012.01
5.0.30.0000.04312.01
5.0.20.0070.03312.01
5.0.10.0000.03312.01
5.0.00.0100.05012.01
4.4.90.0000.01312.01
4.4.80.0000.02012.01
4.4.70.0000.02012.01
4.4.60.0000.01712.01
4.4.50.0030.01012.01
4.4.40.0000.04312.01
4.4.30.0000.01712.01
4.4.20.0000.02012.01
4.4.10.0070.02312.01
4.4.00.0000.02712.01
4.3.110.0000.02012.01
4.3.100.0000.02312.01
4.3.90.0000.01712.01
4.3.80.0000.04712.01
4.3.70.0000.03012.01
4.3.60.0000.02312.01
4.3.50.0000.02312.01
4.3.40.0000.04712.01
4.3.30.0000.02012.01
4.3.20.0000.01712.01
4.3.10.0070.02312.01
4.3.00.0000.02712.01

preferences:
66.69 ms | 401 KiB | 5 Q