3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str1 = 'H'; echo sprintf("[%s]",$str1)."\n"; // String echo sprintf("[%8s]",$str1)."\n"; // Right-justifies the string with spaces echo sprintf("[%-8s]",$str1)."\n"; // Left-justifies the string with spaces echo sprintf("[%02s]",$str1)."\n"; // Zero-padding

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)
8.3.60.0100.00718.31
8.3.50.0120.00721.98
8.3.40.0120.00318.46
8.3.30.0100.00719.06
8.3.20.0050.00320.29
8.3.10.0060.00320.36
8.3.00.0050.00319.13
8.2.180.0060.00916.50
8.2.170.0100.01022.96
8.2.160.0070.01020.43
8.2.150.0000.00724.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0040.00422.06
8.2.110.0030.00620.47
8.2.100.0040.00717.97
8.2.90.0000.00919.13
8.2.80.0080.00017.97
8.2.70.0030.00717.50
8.2.60.0000.00817.80
8.2.50.0040.00418.07
8.2.40.0030.00620.07
8.2.30.0060.00318.10
8.2.20.0070.00017.60
8.2.10.0000.00717.85
8.2.00.0050.00317.68
8.1.280.0040.01125.92
8.1.270.0110.00723.91
8.1.260.0080.00026.35
8.1.250.0020.00528.09
8.1.240.0060.00324.02
8.1.230.0040.00719.15
8.1.220.0040.00417.74
8.1.210.0100.00018.77
8.1.200.0060.00317.23
8.1.190.0080.00017.35
8.1.180.0000.00818.10
8.1.170.0060.00318.46
8.1.160.0040.00421.88
8.1.150.0070.00018.81
8.1.140.0000.00717.35
8.1.130.0030.00317.80
8.1.120.0000.00817.43
8.1.110.0050.00317.50
8.1.100.0030.00517.48
8.1.90.0080.00017.46
8.1.80.0000.00717.34
8.1.70.0030.00317.40
8.1.60.0040.00417.52
8.1.50.0030.00517.53
8.1.40.0040.00417.51
8.1.30.0060.00317.60
8.1.20.0040.00417.49
8.1.10.0000.00817.47
8.1.00.0000.00717.38
8.0.300.0050.00318.77
8.0.290.0040.00416.75
8.0.280.0000.00718.34
8.0.270.0040.00417.25
8.0.260.0000.00617.18
8.0.250.0000.00716.91
8.0.240.0060.00016.94
8.0.230.0000.00816.95
8.0.220.0080.00016.93
8.0.210.0000.00716.79
8.0.200.0000.00716.94
8.0.190.0070.00016.97
8.0.180.0030.00316.82
8.0.170.0030.00616.89
8.0.160.0040.00416.90
8.0.150.0000.00716.67
8.0.140.0000.00816.79
8.0.130.0050.00013.29
8.0.120.0040.00416.86
8.0.110.0050.00216.81
8.0.100.0060.00316.73
8.0.90.0040.00416.85
8.0.80.0070.01116.92
8.0.70.0050.00216.82
8.0.60.0040.00416.88
8.0.50.0080.00016.68
8.0.30.0080.01217.00
8.0.20.0080.01017.40
8.0.10.0070.00016.81
8.0.00.0080.00816.72
7.4.330.0050.00015.09
7.4.320.0030.00316.51
7.4.300.0030.00316.42
7.4.290.0000.00716.57
7.4.280.0040.00416.52
7.4.270.0000.00716.38
7.4.260.0030.00316.34
7.4.250.0040.00416.37
7.4.240.0040.00316.46
7.4.230.0030.00316.33
7.4.220.0110.00716.57
7.4.210.0000.01316.54
7.4.200.0000.00716.44
7.4.160.0120.00416.51
7.4.150.0030.01417.40
7.4.140.0130.00817.86
7.4.130.0100.00716.42
7.4.120.0080.01016.52
7.4.110.0110.00716.32
7.4.100.0150.00916.34
7.4.90.0060.00916.40
7.4.80.0100.00619.39
7.4.70.0100.01016.54
7.4.60.0080.00916.45
7.4.50.0050.00016.21
7.4.40.0070.01016.54
7.4.30.0060.01016.37
7.4.00.0090.00614.79
7.3.330.0000.00612.94
7.3.320.0030.00313.04
7.3.310.0000.00716.18
7.3.300.0040.00416.21
7.3.290.0070.01016.30
7.3.280.0070.00716.25
7.3.270.0130.00717.40
7.3.260.0140.00416.49
7.3.250.0100.00716.33
7.3.240.0050.01116.43
7.3.230.0060.01016.43
7.3.210.0100.00716.40
7.3.200.0060.01019.39
7.3.190.0120.00616.23
7.3.180.0120.00416.19
7.3.170.0100.00716.27
7.3.160.0160.00016.14
7.2.330.0110.00716.71
7.2.320.0120.00416.66
7.2.310.0090.01216.28
7.2.300.0140.00916.25
7.2.290.0130.00316.77
7.2.60.0060.01016.79
7.2.00.0080.00819.28
7.1.200.0030.01015.38
7.1.100.0000.01418.11
7.1.70.0000.00917.08
7.1.60.0070.01419.32
7.1.50.0100.01416.63
7.1.00.0000.07722.45
7.0.200.0070.00316.82
7.0.140.0070.07021.96
7.0.60.0130.06720.00
7.0.50.0130.06317.80
7.0.40.0100.08020.06
7.0.30.0170.05720.18
7.0.20.0200.07320.04
7.0.10.0070.07320.09
7.0.00.0030.07320.29
5.6.210.0070.07720.70
5.6.200.0100.07018.22
5.6.190.0070.04320.29
5.6.180.0470.06720.41
5.6.170.0270.05720.51
5.6.160.0100.08720.51
5.6.150.0030.08018.16
5.6.140.0170.06018.20
5.6.130.0070.08718.20
5.6.120.0130.08021.09
5.6.110.0100.04721.03
5.6.100.0030.08720.99
5.6.90.0170.07321.02
5.6.80.0000.04020.44
5.5.350.0270.07720.36
5.5.340.0070.03717.98
5.5.330.0070.08020.19
5.5.320.0300.04020.34
5.5.310.0470.05320.21
5.5.300.0100.07717.97
5.5.290.0030.08017.90
5.5.280.0070.08720.79
5.5.270.0100.08320.79
5.5.260.0230.06720.88
5.5.250.0100.06320.57
5.5.240.0230.06020.28
5.4.450.0930.04019.46
5.4.440.0800.06319.10
5.4.430.1030.05019.32
5.4.420.0670.00019.49
5.4.410.0630.00019.04
5.4.400.0600.00019.03
5.4.390.0600.00019.14
5.4.380.0630.00019.05
5.4.370.0630.00018.91
5.4.360.0630.00019.16
5.4.350.0630.00019.18
5.4.340.0600.00019.00
5.4.320.0060.03712.45
5.4.310.0080.03612.45
5.4.300.0100.05212.45
5.4.290.0090.04412.45
5.4.280.0050.04212.34
5.4.270.0030.04312.34
5.4.260.0060.04212.35
5.4.250.0050.04112.34
5.4.240.0050.04112.34
5.4.230.0040.04612.34
5.4.220.0150.06112.34
5.4.210.0150.06612.34
5.4.200.0250.05012.34
5.4.190.0740.04412.34
5.4.180.0110.03812.33
5.4.170.0200.03812.35
5.4.160.0120.04612.34
5.4.150.0080.04512.34
5.4.140.0080.03812.02
5.4.130.0090.03812.01
5.4.120.0090.03711.96
5.4.110.0150.03311.97
5.4.100.0080.04411.96
5.4.90.0070.03611.96
5.4.80.0080.03611.97
5.4.70.0080.03211.96
5.4.60.0070.03311.96
5.4.50.0050.03511.96
5.4.40.0050.03611.95
5.4.30.0050.03611.95
5.4.20.0030.03911.95
5.4.10.0070.04211.95
5.4.00.0040.04111.44
5.3.290.0060.04212.80
5.3.280.0070.04412.71
5.3.270.0120.06512.72
5.3.260.0110.04012.72
5.3.250.0070.03812.72
5.3.240.0110.03412.72
5.3.230.0050.04012.71
5.3.220.0100.03912.68
5.3.210.0050.05312.68
5.3.200.0080.03812.68
5.3.190.0080.04012.68
5.3.180.0050.04612.68
5.3.170.0080.03712.67
5.3.160.0060.03912.68
5.3.150.0080.04012.67
5.3.140.0090.04512.66
5.3.130.0060.04312.66
5.3.120.0050.05512.66
5.3.110.0080.05512.66
5.3.100.0120.05212.12
5.3.90.0070.04212.08
5.3.80.0210.05812.08
5.3.70.0150.06012.07
5.3.60.0070.06312.07
5.3.50.0080.04712.00
5.3.40.0090.04912.00
5.3.30.0120.05311.95
5.3.20.0050.04411.73
5.3.10.0120.03211.69
5.3.00.0080.04311.67
5.2.170.0090.0389.18
5.2.160.0070.0399.18
5.2.150.0050.0339.18
5.2.140.0030.0349.17
5.2.130.0050.0369.13
5.2.120.0080.0319.14
5.2.110.0050.0359.14
5.2.100.0050.0299.14
5.2.90.0100.0249.14
5.2.80.0050.0329.13
5.2.70.0090.0299.14
5.2.60.0070.0399.09
5.2.50.0050.0329.06
5.2.40.0030.0309.03
5.2.30.0000.0409.01
5.2.20.0040.0299.00
5.2.10.0040.0298.92
5.2.00.0060.0298.77
5.1.60.0040.0258.06
5.1.50.0020.0288.06
5.1.40.0080.0228.04
5.1.30.0070.0258.39
5.1.20.0060.0368.41
5.1.10.0070.0308.13
5.1.00.0060.0288.15
5.0.50.0070.0216.62
5.0.40.0050.0256.48
5.0.30.0050.0566.29
5.0.20.0050.0286.26
5.0.10.0060.0376.24
5.0.00.0060.0336.23
4.4.90.0060.0394.77
4.4.80.0110.0454.76
4.4.70.0050.0464.75
4.4.60.0030.0584.75
4.4.50.0170.0584.77
4.4.40.0110.0364.71
4.4.30.0060.0254.76
4.4.20.0120.0294.84
4.4.10.0060.0144.85
4.4.00.0020.0284.76
4.3.110.0030.0164.66
4.3.100.0030.0164.67
4.3.90.0030.0154.63
4.3.80.0030.0244.58
4.3.70.0050.0164.63
4.3.60.0060.0174.62
4.3.50.0080.0234.63
4.3.40.0100.0434.54
4.3.30.0070.0493.29
4.3.20.0050.0263.26
4.3.10.0040.0173.22
4.3.00.0230.01716.51

preferences:
42.84 ms | 401 KiB | 5 Q