3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=(1<<0); $b=(1<<$a); $c=(1<<$b); //echo ($c||$b)<<2*$a|$a; $a=(1<<0); $b=(1<<1); //echo $b|$a; $a=0x01; $b=0x02; //printf('%x', ($a<<$b.$b)); //print (19.6*100)!==(double)1960; $a=array('a','b','c'); //$l=end(array_keys($a)); foreach($a as $k=>$v){ //echo $k==$l ? 'a' : 'b'; } //echo (2).(3*(print 3)); //$a="print"; //$a("hello"); //echo 30 * 5 . 7; $s='hello w'; //print $s[4]; //echo ~0; echo is_numeric('.25e4');

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)
8.3.60.0110.00418.31
8.3.50.0130.00722.05
8.3.40.0140.00418.85
8.3.30.0070.00719.14
8.3.20.0050.00220.34
8.3.10.0040.00421.92
8.3.00.0040.00422.26
8.2.180.0000.01616.50
8.2.170.0110.00422.96
8.2.160.0110.00320.61
8.2.150.0000.00824.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0080.00019.23
8.2.110.0060.00322.02
8.2.100.0110.00017.72
8.2.90.0000.00819.10
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0060.00317.93
8.2.50.0000.00818.07
8.2.40.0040.00418.16
8.2.30.0040.00417.95
8.2.20.0000.00717.59
8.2.10.0040.00419.46
8.2.00.0050.00217.74
8.1.280.0110.00425.92
8.1.270.0090.00023.71
8.1.260.0070.00026.35
8.1.250.0030.01428.09
8.1.240.0030.00723.68
8.1.230.0110.00019.10
8.1.220.0060.00317.79
8.1.210.0090.00018.77
8.1.200.0030.00617.23
8.1.190.0000.00917.41
8.1.180.0050.00318.10
8.1.170.0040.00418.50
8.1.160.0000.00721.93
8.1.150.0030.00718.55
8.1.140.0080.00017.46
8.1.130.0070.00017.82
8.1.120.0040.00317.47
8.1.110.0080.00017.35
8.1.100.0030.00317.42
8.1.90.0040.00317.42
8.1.80.0070.00017.48
8.1.70.0000.00817.46
8.1.60.0000.00817.48
8.1.50.0060.00317.43
8.1.40.0040.00417.55
8.1.30.0040.00417.54
8.1.20.0000.00717.60
8.1.10.0040.00417.54
8.1.00.0000.00917.41
8.0.300.0000.00718.77
8.0.290.0060.00317.04
8.0.280.0000.00718.44
8.0.270.0070.00017.13
8.0.260.0000.00616.80
8.0.250.0000.00716.83
8.0.240.0000.00716.98
8.0.230.0080.00016.93
8.0.220.0050.00216.78
8.0.210.0040.00416.89
8.0.200.0050.00216.90
8.0.190.0080.00016.88
8.0.180.0000.00716.74
8.0.170.0000.00816.95
8.0.160.0000.00816.91
8.0.150.0040.00416.82
8.0.140.0040.00416.77
8.0.130.0000.00513.31
8.0.120.0080.00016.75
8.0.110.0040.00416.71
8.0.100.0040.00416.94
8.0.90.0000.00716.82
8.0.80.0130.00616.89
8.0.70.0040.00416.91
8.0.60.0040.00416.76
8.0.50.0040.00416.87
8.0.30.0170.00617.09
8.0.20.0160.01117.40
8.0.10.0000.00717.05
8.0.00.0110.01116.72
7.4.330.0030.00315.08
7.4.320.0000.00816.56
7.4.300.0070.00016.49
7.4.290.0030.00516.43
7.4.280.0040.00416.64
7.4.270.0070.00316.42
7.4.260.0070.00016.49
7.4.250.0000.00716.39
7.4.240.0020.00616.46
7.4.230.0070.00016.70
7.4.220.0100.01716.57
7.4.210.0090.00616.53
7.4.200.0070.00016.35
7.4.190.0030.00316.56
7.4.160.0090.00616.29
7.4.150.0120.00617.40
7.4.140.0070.01217.86
7.4.130.0110.00716.42
7.4.120.0110.00916.38
7.4.110.0140.00316.49
7.4.100.0070.01016.49
7.4.90.0120.00616.45
7.4.80.0100.00716.35
7.4.70.0060.00916.55
7.4.60.0090.01016.41
7.4.50.0000.00516.38
7.4.40.0040.01122.77
7.4.30.0030.01416.23
7.4.00.0040.01114.83
7.3.330.0000.00513.18
7.3.320.0000.00513.10
7.3.310.0040.00416.10
7.3.300.0000.00616.29
7.3.290.0040.01216.21
7.3.280.0060.01116.30
7.3.270.0120.00417.40
7.3.260.0140.00716.42
7.3.250.0050.01216.48
7.3.240.0110.01116.41
7.3.230.0100.00716.39
7.3.210.0100.00716.17
7.3.200.0100.01019.39
7.3.190.0130.00716.25
7.3.180.0130.00316.28
7.3.170.0060.00916.27
7.3.160.0060.01516.72
7.3.120.0110.00314.57
7.3.10.0120.00316.69
7.3.00.0040.01116.48
7.2.330.0290.01916.60
7.2.320.0110.01416.32
7.2.310.0060.01516.67
7.2.300.0090.01516.62
7.2.290.0070.01016.63
7.2.130.0070.00416.93
7.2.120.0070.00416.75
7.2.110.0090.00616.77
7.2.100.0040.00416.80
7.2.90.0000.01316.93
7.2.80.0030.00616.63
7.2.70.0090.00916.91
7.2.60.0030.01317.14
7.2.50.0070.00716.90
7.2.40.0110.00416.81
7.2.30.0050.00517.10
7.2.20.0030.00716.92
7.2.10.0070.00416.95
7.2.00.0030.00918.08
7.1.250.0000.00815.93
7.1.100.0070.00718.20
7.1.70.0070.00317.16
7.1.60.0100.01619.82
7.1.50.0130.00916.75
7.1.00.0030.07722.27
7.0.200.0000.01116.86
7.0.140.0070.07022.00
7.0.60.0100.06019.94
7.0.50.0100.03317.84
7.0.40.0100.04719.96
7.0.30.0130.04720.04
7.0.20.0170.04320.18
7.0.10.0070.06320.30
7.0.00.0070.05720.04
5.6.280.0170.06021.04
5.6.210.0070.05720.44
5.6.200.0100.08318.18
5.6.190.0070.08020.67
5.6.180.0030.05720.49
5.6.170.0200.06720.41
5.6.160.0070.03720.41
5.6.150.0100.07718.12
5.6.140.0130.07718.16
5.6.130.0070.07318.21
5.6.120.0030.08721.11
5.6.110.0070.05720.98
5.6.100.0070.07320.95
5.6.90.0030.08320.97
5.6.80.0100.07320.50
5.5.350.1600.03320.38
5.5.340.0070.03717.99
5.5.330.0030.08720.21
5.5.320.0300.07020.13
5.5.310.0170.08720.29
5.5.300.0100.05017.97
5.5.290.0130.04718.02
5.5.280.0100.08020.88
5.5.270.0030.05320.96
5.5.260.0100.08020.73
5.5.250.0070.03720.68
5.5.240.0070.07320.03
5.4.450.0470.03719.13
5.4.440.0230.05019.24
5.4.430.0900.05019.37
5.4.420.0830.03719.40
5.4.410.0230.04018.88
5.4.400.0070.06318.54
5.4.390.0130.05018.72
5.4.380.0130.05718.74
5.4.370.0200.05718.61
5.4.360.0200.06018.53
5.4.350.0370.05018.69
5.4.340.0430.04318.74
5.4.320.0090.03812.46
5.4.310.0050.04312.45
5.4.300.0070.05212.46
5.4.290.0060.03812.45
5.4.280.0080.04812.35
5.4.270.0080.04412.35
5.4.260.0080.04812.35
5.4.250.0070.03712.35
5.4.240.0070.04412.35
5.4.230.0050.05112.34
5.4.220.0020.04312.34
5.4.210.0070.03512.34
5.4.200.0050.03812.34
5.4.190.0050.03612.34
5.4.180.0080.04412.34
5.4.170.0340.08412.34
5.4.160.0210.03912.33
5.4.150.0180.04212.32
5.4.140.0170.04212.01
5.4.130.0150.04512.00
5.4.120.0190.04011.96
5.4.110.0180.04111.95
5.4.100.0140.04411.95
5.4.90.0170.04111.95
5.4.80.0120.04611.95
5.4.70.0200.03811.95
5.4.60.0210.06711.95
5.4.50.0180.04011.95
5.4.40.0200.05211.94
5.4.30.0190.04211.93
5.4.20.0160.04011.93
5.4.10.0120.04411.93
5.4.00.0170.03911.43
5.3.290.0080.04312.80
5.3.280.0040.04412.71
5.3.270.0140.04712.73
5.3.260.0170.04312.72
5.3.250.0150.04412.71
5.3.240.0210.03912.71
5.3.230.0190.04212.71
5.3.220.0310.05912.68
5.3.210.0140.04712.68
5.3.200.0140.04812.68
5.3.190.0170.04412.68
5.3.180.0130.04612.68
5.3.170.0140.04512.67
5.3.160.0110.04812.68
5.3.150.0130.04612.68
5.3.140.0160.04412.66
5.3.130.0130.04712.66
5.3.120.0280.09312.66
5.3.110.0160.04412.66
5.3.100.0180.04212.11
5.3.90.0250.06312.08
5.3.80.0110.04912.08
5.3.70.0220.03712.07
5.3.60.0150.04512.07
5.3.50.0150.04412.00
5.3.40.0190.04112.00
5.3.30.0170.04011.95
5.3.20.0370.08311.73
5.3.10.0150.04111.69
5.3.00.0120.04411.67
5.2.170.0180.0299.18
5.2.160.0140.0349.18
5.2.150.0130.0359.18
5.2.140.0120.0359.18
5.2.130.0160.0319.14
5.2.120.0180.0299.13
5.2.110.0190.0309.14
5.2.100.0120.0379.14
5.2.90.0120.0379.14
5.2.80.0140.0349.13
5.2.70.0180.0299.13
5.2.60.0160.0359.09
5.2.50.0080.0409.05
5.2.40.0150.0329.03
5.2.30.0120.0349.00
5.2.20.0110.0359.00
5.2.10.0110.0358.93
5.2.00.0100.0358.78
5.1.60.0140.0268.07
5.1.50.0110.0298.06
5.1.40.0080.0318.05
5.1.30.0110.0318.39
5.1.20.0140.0288.43
5.1.10.0120.0308.15
5.1.00.0140.0278.14
5.0.50.0120.0216.62
5.0.40.0080.0236.48
5.0.30.0080.0366.29
5.0.20.0080.0246.28
5.0.10.0090.0226.24
5.0.00.0060.0396.25
4.4.90.0070.0184.78
4.4.80.0080.0164.76
4.4.70.0060.0194.75
4.4.60.0060.0224.75
4.4.50.0060.0184.77
4.4.40.0070.0294.71
4.4.30.0050.0214.76
4.4.20.0110.0144.84
4.4.10.0070.0184.85
4.4.00.0060.0294.76
4.3.110.0080.0164.67
4.3.100.0060.0184.67
4.3.90.0080.0164.64
4.3.80.0090.0264.58
4.3.70.0070.0194.63
4.3.60.0180.0394.63
4.3.50.0070.0194.63
4.3.40.0080.0264.54
4.3.30.0060.0183.32
4.3.20.0070.0163.31
4.3.10.0050.0213.27
4.3.00.0070.01312.96

preferences:
42.55 ms | 401 KiB | 5 Q