3v4l.org

run code in 300+ PHP versions simultaneously
<?php str_pad('7', 2, '0', STR_PAD_LEFT);

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)
8.3.60.0120.00616.49
8.3.50.0140.00316.19
8.3.40.0070.01018.73
8.3.30.0070.00718.23
8.3.20.0000.00721.60
8.3.10.0080.00023.55
8.3.00.0080.00019.31
8.2.180.0200.00016.32
8.2.170.0110.00422.96
8.2.160.0100.00719.16
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00826.16
8.2.120.0000.00820.51
8.2.110.0060.00320.50
8.2.100.0080.00417.73
8.2.90.0040.00418.16
8.2.80.0040.00417.97
8.2.70.0040.00417.68
8.2.60.0000.00817.91
8.2.50.0000.00818.10
8.2.40.0000.00820.52
8.2.30.0000.00718.98
8.2.20.0000.00717.81
8.2.10.0040.00417.88
8.2.00.0050.00217.82
8.1.280.0100.00725.92
8.1.270.0030.00718.70
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0090.00023.78
8.1.230.0140.00020.66
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0050.00517.00
8.1.190.0040.00417.10
8.1.180.0050.00318.10
8.1.170.0050.00318.34
8.1.160.0040.00418.74
8.1.150.0000.00718.66
8.1.140.0040.00419.34
8.1.130.0040.00418.79
8.1.120.0070.00017.34
8.1.110.0000.00817.28
8.1.100.0040.00417.32
8.1.90.0040.00417.39
8.1.80.0040.00417.30
8.1.70.0000.00817.31
8.1.60.0040.00417.45
8.1.50.0040.00417.42
8.1.40.0050.00317.32
8.1.30.0000.00817.52
8.1.20.0070.00017.49
8.1.10.0040.00417.41
8.1.00.0040.00417.16
8.0.300.0030.00519.73
8.0.290.0080.00016.58
8.0.280.0000.00718.23
8.0.270.0000.00717.04
8.0.260.0090.00017.10
8.0.250.0060.00016.83
8.0.240.0040.00416.77
8.0.230.0080.00016.68
8.0.220.0030.00316.74
8.0.210.0000.00816.79
8.0.200.0080.00016.68
8.0.190.0060.00316.71
8.0.180.0040.00416.77
8.0.170.0050.00216.83
8.0.160.0060.00316.77
8.0.150.0030.00316.74
8.0.140.0040.00316.68
8.0.130.0050.00013.14
8.0.120.0070.00016.63
8.0.110.0040.00416.66
8.0.100.0000.00816.66
8.0.90.0000.00716.70
8.0.80.0060.00916.64
8.0.70.0080.00016.65
8.0.60.0000.00716.63
8.0.50.0000.00716.70
8.0.30.0120.00716.97
8.0.20.0150.01017.40
8.0.10.0030.00516.71
8.0.00.0100.00716.60
7.4.330.0050.00015.55
7.4.320.0060.00016.26
7.4.300.0000.00616.37
7.4.290.0000.00816.30
7.4.280.0040.00416.46
7.4.270.0000.00716.31
7.4.260.0070.00316.34
7.4.250.0000.00816.32
7.4.240.0030.00616.29
7.4.230.0040.00416.48
7.4.220.0070.01016.56
7.4.210.0080.01216.55
7.4.200.0030.00316.57
7.4.160.0060.01016.26
7.4.150.0130.00317.40
7.4.140.0070.01017.86
7.4.130.0080.00816.29
7.4.120.0110.01016.31
7.4.110.0090.00916.41
7.4.100.0120.01316.32
7.4.90.0190.00316.41
7.4.80.0060.01319.39
7.4.70.0040.01216.21
7.4.60.0090.00616.41
7.4.50.0090.00616.23
7.4.40.0110.00616.56
7.4.30.0060.00916.40
7.4.10.0060.01316.49
7.4.00.0020.01415.64
7.3.330.0060.00013.04
7.3.320.0030.00312.88
7.3.310.0050.00216.17
7.3.300.0030.00316.11
7.3.290.0090.00516.13
7.3.280.0110.00616.11
7.3.270.0140.00317.40
7.3.260.0090.00916.28
7.3.250.0080.01016.17
7.3.240.0050.01316.26
7.3.230.0110.00816.12
7.3.210.0100.00616.31
7.3.200.0000.01616.03
7.3.190.0110.01016.10
7.3.180.0130.00716.10
7.3.170.0060.01216.20
7.3.160.0080.01116.33
7.3.130.0120.00616.22
7.3.120.0070.01416.05
7.3.110.0070.01016.11
7.3.100.0090.00316.38
7.3.90.0100.01016.25
7.3.80.0030.00616.23
7.3.70.0060.00816.08
7.3.60.0070.00316.11
7.3.50.0090.00616.03
7.3.40.0040.01416.19
7.3.30.0130.00316.14
7.3.20.0000.01217.90
7.3.10.0100.01018.00
7.3.00.0060.00617.93
7.2.330.0080.00816.43
7.2.320.0070.01016.55
7.2.310.0070.01016.32
7.2.300.0100.00716.58
7.2.290.0080.01316.14
7.2.260.0070.01316.19
7.2.250.0070.00716.46
7.2.240.0100.00616.46
7.2.230.0090.00616.46
7.2.220.0100.01016.09
7.2.210.0090.00616.21
7.2.200.0070.00716.23
7.2.190.0070.00316.43
7.2.180.0060.00916.42
7.2.170.0040.01416.04
7.2.160.0030.00716.27
7.2.150.0090.00618.23
7.2.140.0110.00418.21
7.2.130.0060.00918.06
7.2.120.0080.00818.19
7.2.110.0030.01218.25
7.2.100.0070.00718.14
7.2.90.0030.00618.21
7.2.80.0090.00617.88
7.2.70.0140.00418.16
7.2.60.0020.00817.40
7.2.50.0100.00617.96
7.2.40.0040.01118.15
7.2.30.0070.00718.12
7.2.20.0100.00718.24
7.2.10.0090.00317.98
7.2.00.0080.00818.02
7.1.330.0070.00717.25
7.1.320.0070.00717.06
7.1.310.0030.01017.27
7.1.300.0060.00317.25
7.1.290.0030.01017.36
7.1.280.0070.01017.22
7.1.270.0030.01017.18
7.1.260.0090.00917.26
7.1.250.0100.00017.17
7.1.240.0030.01017.13
7.1.230.0070.00717.13
7.1.220.0040.00416.91
7.1.210.0030.00917.08
7.1.200.0100.00116.45
7.1.190.0030.01017.08
7.1.180.0060.01017.14
7.1.170.0120.00316.97
7.1.160.0030.01017.20
7.1.150.0040.01117.08
7.1.140.0140.00317.09
7.1.130.0060.00616.91
7.1.120.0080.00417.24
7.1.110.0090.00317.23
7.1.100.0030.00717.08
7.1.90.0030.00917.11
7.1.80.0070.00717.09
7.1.70.0070.00517.08
7.1.60.0020.01017.14
7.1.50.0340.00724.91
7.1.40.0300.01124.72
7.1.30.0300.01324.92
7.1.20.0290.00524.91
7.1.10.0180.00815.82
7.1.00.0150.01015.86
7.0.330.0060.00616.77
7.0.320.0110.00316.80
7.0.310.0000.01016.72
7.0.300.0070.00716.78
7.0.290.0120.00316.75
7.0.280.0080.00817.02
7.0.270.0060.00616.89
7.0.260.0120.00316.77
7.0.250.0050.00516.93
7.0.240.0100.00616.93
7.0.230.0060.01016.84
7.0.220.0110.00416.72
7.0.210.0000.01316.58
7.0.200.0060.00416.73
7.0.190.0280.00815.69
7.0.180.0240.00715.55
7.0.170.0360.00815.46
7.0.160.0200.00715.47
7.0.150.0240.00915.57
7.0.140.0440.00815.54
7.0.130.0170.01015.67
7.0.120.0130.01015.75
7.0.110.0200.00515.60
7.0.100.0130.01215.53
7.0.90.0220.00815.49
7.0.80.0180.00515.39
7.0.70.0170.01015.58
7.0.60.0170.00915.52
7.0.50.0170.00515.54
7.0.40.0120.01014.59
7.0.30.0150.00814.62
7.0.20.0100.01414.63
7.0.10.0150.00814.60
7.0.00.0120.01014.63
5.6.400.0110.00415.77
5.6.390.0030.00615.76
5.6.380.0000.00915.70
5.6.370.0030.00715.75
5.6.360.0030.00915.45
5.6.350.0030.00615.77
5.6.340.0070.01015.46
5.6.330.0000.01415.57
5.6.320.0030.00915.74
5.6.310.0000.01415.44
5.6.300.0070.01115.54
5.6.290.0100.00715.80
5.6.280.0030.01015.70
5.6.270.0060.00615.81
5.6.260.0060.00815.63
5.6.250.0060.00915.77
5.6.240.0080.00615.60
5.6.230.0000.01415.81
5.6.220.0030.01015.47
5.6.210.0090.00615.58
5.6.200.0090.00315.85
5.6.190.0040.01215.36
5.6.180.0000.01915.70
5.6.170.0060.01215.59
5.6.160.0030.00615.61
5.6.150.0000.01315.86
5.6.140.0090.00615.68
5.6.130.0030.00915.49
5.6.120.0030.01315.49
5.6.110.0060.00915.79
5.6.100.0040.00715.53
5.6.90.0070.01015.64
5.6.80.0030.01615.35
5.6.70.0100.01015.34
5.6.60.0030.01115.77
5.6.50.0070.01115.42
5.6.40.0060.00615.43
5.6.30.0070.00715.43
5.6.20.0060.00915.53
5.6.10.0070.00715.52
5.6.00.0060.00615.56

preferences:
67.56 ms | 401 KiB | 5 Q