3v4l.org

run code in 300+ PHP versions simultaneously
<?php $foo = " my class with space"; $bar = ltrim($foo); echo $bar;

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)
8.3.60.0100.00718.15
8.3.50.0070.00821.86
8.3.40.0100.00718.58
8.3.30.0140.00018.98
8.3.20.0070.00020.04
8.3.10.0040.00422.14
8.3.00.0080.00022.57
8.2.180.0090.00618.05
8.2.170.0070.01122.96
8.2.160.0040.01120.68
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0000.01526.16
8.2.120.0050.00317.75
8.2.110.0060.00320.53
8.2.100.0060.00617.78
8.2.90.0080.00019.22
8.2.80.0000.00817.97
8.2.70.0080.00017.61
8.2.60.0050.00317.92
8.2.50.0030.00618.07
8.2.40.0030.00518.22
8.2.30.0040.00418.18
8.2.20.0000.00717.52
8.2.10.0050.00217.60
8.2.00.0070.00017.60
8.1.280.0140.00325.92
8.1.270.0000.00922.08
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0000.00923.76
8.1.230.0060.00622.17
8.1.220.0060.00317.74
8.1.210.0000.00918.77
8.1.200.0060.00617.23
8.1.190.0040.00417.18
8.1.180.0040.00418.57
8.1.170.0040.00718.40
8.1.160.0000.00721.85
8.1.150.0000.00718.46
8.1.140.0000.00717.29
8.1.130.0030.00317.70
8.1.120.0000.00817.39
8.1.110.0000.00717.36
8.1.100.0050.00217.36
8.1.90.0000.00817.40
8.1.80.0000.00817.39
8.1.70.0000.00717.27
8.1.60.0050.00317.39
8.1.50.0070.00017.34
8.1.40.0040.00417.45
8.1.30.0000.00717.57
8.1.20.0040.00417.53
8.1.10.0000.00717.34
8.1.00.0000.00717.32
8.0.300.0000.00818.77
8.0.290.0070.00016.63
8.0.280.0080.00018.35
8.0.270.0030.00317.20
8.0.260.0080.00016.86
8.0.250.0070.00016.98
8.0.240.0000.00816.96
8.0.230.0030.00316.89
8.0.220.0040.00316.70
8.0.210.0000.00716.77
8.0.200.0040.00416.87
8.0.190.0070.00016.90
8.0.180.0000.00916.87
8.0.170.0000.00916.74
8.0.160.0040.00416.78
8.0.150.0000.00816.72
8.0.140.0030.00316.68
8.0.130.0000.00813.20
8.0.120.0040.00416.83
8.0.110.0030.00316.79
8.0.100.0070.00016.68
8.0.90.0050.00216.92
8.0.80.0100.00316.84
8.0.70.0050.00316.87
8.0.60.0050.00316.63
8.0.50.0040.00416.85
8.0.30.0160.00616.99
8.0.20.0090.01117.40
8.0.10.0040.00416.95
8.0.00.0100.00616.67
7.4.330.0000.00615.02
7.4.320.0030.00316.53
7.4.300.0000.00616.47
7.4.290.0030.00316.51
7.4.280.0000.00716.43
7.4.270.0000.00716.44
7.4.260.0070.00016.33
7.4.250.0000.00716.41
7.4.240.0000.00716.51
7.4.230.0050.00216.50
7.4.220.0040.01116.39
7.4.210.0120.00616.54
7.4.200.0030.00316.27
7.4.190.0000.00716.32
7.4.160.0110.00616.34
7.4.150.0120.00617.40
7.4.140.0100.00717.86
7.4.130.0150.00216.46
7.4.120.0090.00916.52
7.4.110.0110.00616.46
7.4.100.0120.00616.48
7.4.90.0120.01216.58
7.4.80.0100.00719.39
7.4.70.0120.00416.58
7.4.60.0130.00316.29
7.4.50.0030.00516.40
7.4.40.0040.01122.77
7.4.30.0120.00416.25
7.4.00.0040.01414.90
7.3.330.0000.00512.95
7.3.320.0050.00012.91
7.3.310.0000.00716.04
7.3.300.0000.00616.21
7.3.290.0160.00016.28
7.3.280.0090.00816.18
7.3.270.0100.01017.40
7.3.260.0130.00816.41
7.3.250.0140.00316.30
7.3.240.0060.01116.25
7.3.230.0110.00716.39
7.3.210.0070.01016.27
7.3.200.0110.00819.39
7.3.190.0110.00716.13
7.3.180.0040.01116.43
7.3.170.0110.00516.64
7.3.160.0030.01316.29
7.3.120.0000.01814.67
7.3.10.0100.00016.26
7.3.00.0040.01116.59
7.2.330.0140.00416.57
7.2.320.0070.01016.66
7.2.310.0160.00016.62
7.2.300.0090.01316.54
7.2.290.0130.00316.71
7.2.130.0140.00716.33
7.2.120.0090.00616.67
7.2.110.0190.00616.46
7.2.100.0130.01016.70
7.2.90.0080.00816.46
7.2.80.0120.00916.61
7.2.70.0100.00616.53
7.2.60.0110.01116.43
7.2.50.0080.00816.91
7.2.40.0070.01116.55
7.2.30.0030.00716.47
7.2.20.0040.01116.45
7.2.10.0090.00316.73
7.2.00.0030.01317.91
7.1.250.0140.00315.42
7.1.100.0000.00918.06
7.1.70.0000.00717.29
7.1.60.0100.01019.82
7.1.50.0040.00816.96
7.1.00.0000.07722.45
7.0.200.0060.00616.88
7.0.140.0030.07322.00
7.0.60.0030.07020.00
7.0.50.0070.07017.87
7.0.40.0100.08020.12
7.0.30.0600.06020.21
7.0.20.0370.07319.95
7.0.10.0270.07320.17
7.0.00.0030.04720.12
5.6.280.0000.10021.06
5.6.210.0030.06720.49
5.6.200.0100.07018.08
5.6.190.0070.04320.39
5.6.180.0170.04320.59
5.6.170.0200.07320.39
5.6.160.0030.04020.52
5.6.150.0070.04318.15
5.6.140.0130.07318.10
5.6.130.0070.07018.21
5.6.120.0130.07720.98
5.6.110.0200.07320.98
5.6.100.0100.08021.02
5.6.90.0070.08020.97
5.6.80.0070.04020.46
5.5.350.0070.06320.40
5.5.340.0100.03718.02
5.5.330.0070.08320.44
5.5.320.0030.04320.37
5.5.310.0130.04320.30
5.5.300.0000.04317.90
5.5.290.0030.07017.98
5.5.280.0030.04320.75
5.5.270.0200.04320.88
5.5.260.0070.04720.87
5.5.250.0000.09020.57
5.5.240.0130.07020.10
5.4.450.0070.07319.44
5.4.440.0200.05319.58
5.4.430.0400.05019.30
5.4.420.0070.06019.42
5.4.410.0100.05718.87
5.4.400.0270.05718.75
5.4.390.0330.05018.67
5.4.380.0270.06018.72
5.4.370.0100.05318.56
5.4.360.0270.04718.62
5.4.350.0030.03811.97
5.4.340.0040.03511.96
5.4.320.0070.04112.45
5.4.310.0060.04212.45
5.4.300.0040.03812.45
5.4.290.0040.04612.45
5.4.280.0090.03512.34
5.4.270.0040.04712.35
5.4.260.0120.04212.35
5.4.250.0090.04312.35
5.4.240.0060.03712.34
5.4.230.0050.04912.34
5.4.220.0080.03712.34
5.4.210.0080.04412.34
5.4.200.0070.03612.34
5.4.190.0060.03712.34
5.4.180.0100.03712.33
5.4.170.0170.05318.64
5.4.160.0070.07019.02
5.4.150.0000.06318.88
5.4.140.0100.05316.46
5.4.130.0030.05316.41
5.4.120.0100.04716.27
5.4.110.0170.04716.45
5.4.100.0170.04716.47
5.4.90.0100.07016.35
5.4.80.0100.05716.40
5.4.70.0230.04316.39
5.4.60.0170.05016.46
5.4.50.0070.04716.36
5.4.40.0100.05716.43
5.4.30.0070.05316.46
5.4.20.0130.07016.26
5.4.10.0100.05316.45
5.4.00.0100.06715.70
5.3.290.0050.04012.80
5.3.280.0060.04812.71
5.3.270.0200.06714.47
5.3.260.0100.07314.62
5.3.250.0130.07014.47
5.3.240.0070.06014.58
5.3.230.0100.06714.61
5.3.220.0130.04714.26
5.3.210.0100.07714.57
5.3.200.0100.06714.33
5.3.190.0100.06714.67
5.3.180.0070.05014.25
5.3.170.0100.07314.43
5.3.160.0170.04714.45
5.3.150.0070.06714.41
5.3.140.0030.06014.58
5.3.130.0270.06014.59
5.3.120.0000.06014.56
5.3.110.0070.06014.63
5.3.100.0100.05314.19
5.3.90.0100.05314.06
5.3.80.0030.05713.84
5.3.70.0170.04313.79
5.3.60.0100.05014.04
5.3.50.0000.07713.96
5.3.40.0100.04713.83
5.3.30.0030.05013.60
5.3.20.0030.07013.70
5.3.10.0100.05013.59
5.3.00.0100.07713.48
5.2.170.0070.05711.04
5.2.160.0200.03711.07
5.2.150.0070.05311.14
5.2.140.0070.05711.05
5.2.130.0100.04011.09
5.2.120.0100.04010.98
5.2.110.0030.05011.01
5.2.100.0100.05011.00
5.2.90.0030.04010.99
5.2.80.0100.03710.92
5.2.70.0170.04710.92
5.2.60.0100.04311.06
5.2.50.0100.04711.02
5.2.40.0070.04010.91
5.2.30.0030.04310.72
5.2.20.0000.05710.73
5.2.10.0100.03311.07
5.2.00.0070.05010.63
5.1.60.0100.0409.91
5.1.50.0070.04710.08
5.1.40.0030.03310.16
5.1.30.0130.03010.38
5.1.20.0070.03710.18
5.1.10.0130.0339.98
5.1.00.0030.05010.00
5.0.50.0030.0308.45
5.0.40.0000.0308.49
5.0.30.0030.0478.27
5.0.20.0100.0338.13
5.0.10.0100.0238.20
5.0.00.0070.0407.98
4.4.90.0130.0137.43
4.4.80.0030.0207.43
4.4.70.0030.0237.43
4.4.60.0000.0277.43
4.4.50.0000.0307.42
4.4.40.0070.0437.42
4.4.30.0030.0207.43
4.4.20.0030.0207.43
4.4.10.0030.0207.43
4.4.00.0000.0477.43
4.3.110.0030.0237.43
4.3.100.0030.0207.43
4.3.90.0070.0277.43
4.3.80.0100.0237.43
4.3.70.0100.0207.43
4.3.60.0030.0237.43
4.3.50.0030.0277.43
4.3.40.0070.0377.43
4.3.30.0100.0237.43
4.3.20.0000.0307.43
4.3.10.0100.0207.43
4.3.00.0070.01313.33

preferences:
54.41 ms | 401 KiB | 5 Q