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];

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)
8.3.40.0160.00618.49
8.3.30.0120.00919.04
8.3.20.0070.00020.34
8.3.10.0000.00723.61
8.3.00.0040.00420.61
8.2.170.0170.00322.96
8.2.160.0070.00722.08
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0050.00321.02
8.2.110.0040.00422.05
8.2.100.0100.00317.78
8.2.90.0080.00019.35
8.2.80.0000.00817.97
8.2.70.0000.00817.75
8.2.60.0030.00617.93
8.2.50.0000.00818.07
8.2.40.0050.00318.05
8.2.30.0030.00518.21
8.2.20.0040.00417.72
8.2.10.0020.00517.78
8.2.00.0000.00717.85
8.1.270.0000.00823.96
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0060.00324.02
8.1.230.0080.00419.05
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00717.39
8.1.180.0080.00018.10
8.1.170.0000.00818.64
8.1.160.0030.00621.94
8.1.150.0040.00418.56
8.1.140.0000.00717.32
8.1.130.0000.00717.74
8.1.120.0040.00417.37
8.1.110.0040.00417.36
8.1.100.0040.00417.48
8.1.90.0000.00717.50
8.1.80.0000.00717.49
8.1.70.0000.00717.36
8.1.60.0000.00817.61
8.1.50.0080.00017.52
8.1.40.0090.00017.55
8.1.30.0040.00417.58
8.1.20.0040.00417.54
8.1.10.0080.00017.57
8.1.00.0040.00417.48
8.0.300.0040.00318.77
8.0.290.0040.00417.18
8.0.280.0050.00218.49
8.0.270.0030.00317.26
8.0.260.0070.00016.86
8.0.250.0030.00317.00
8.0.240.0000.00716.85
8.0.230.0000.00616.97
8.0.220.0070.00016.86
8.0.210.0030.00316.91
8.0.200.0000.00717.02
8.0.190.0020.00516.95
8.0.180.0030.00516.93
8.0.170.0050.00316.91
8.0.160.0000.00716.88
8.0.150.0000.00816.79
8.0.140.0030.00316.74
8.0.130.0050.00013.30
8.0.120.0080.00016.83
8.0.110.0000.00716.80
8.0.100.0040.00416.76
8.0.90.0000.00716.87
8.0.80.0090.00616.85
8.0.70.0070.00016.89
8.0.60.0040.00416.88
8.0.50.0040.00416.85
8.0.30.0120.00816.94
8.0.20.0100.00717.41
8.0.10.0080.00017.02
8.0.00.0110.01116.64
7.4.330.0000.00515.05
7.4.320.0030.00316.65
7.4.300.0030.00316.45
7.4.290.0000.00716.59
7.4.280.0060.00316.55
7.4.270.0000.00716.58
7.4.260.0000.00716.56
7.4.250.0050.00316.57
7.4.240.0040.00316.59
7.4.230.0000.00716.61
7.4.220.0060.01216.71
7.4.210.0070.00916.54
7.4.200.0040.00416.68
7.4.190.0030.00316.47
7.4.160.0080.00816.45
7.4.150.0090.00917.40
7.4.140.0110.00717.86
7.4.130.0070.01016.48
7.4.120.0140.00316.49
7.4.110.0100.00716.52
7.4.100.0150.00716.55
7.4.90.0130.01016.56
7.4.80.0030.01816.61
7.4.70.0060.00916.57
7.4.60.0060.01016.46
7.4.50.0040.00416.11
7.4.40.0070.00322.77
7.4.30.0060.00916.42
7.4.00.0090.00614.98
7.3.330.0060.00013.24
7.3.320.0000.00613.07
7.3.310.0030.00316.28
7.3.300.0040.00316.24
7.3.290.0060.00616.18
7.3.280.0080.01016.25
7.3.270.0160.00317.40
7.3.260.0090.00916.66
7.3.250.0160.00616.44
7.3.240.0030.01516.41
7.3.230.0060.01016.43
7.3.210.0030.01316.57
7.3.200.0060.01619.39
7.3.190.0130.00316.30
7.3.180.0100.00716.48
7.3.170.0090.00616.30
7.3.160.0040.01116.64
7.3.120.0100.00714.94
7.2.330.0080.01116.40
7.2.320.0070.01016.62
7.2.310.0080.01116.80
7.2.300.0070.01016.83
7.2.290.0070.01116.73
7.2.00.0000.01319.52
7.1.200.0000.01215.83
7.1.100.0030.00618.11
7.1.70.0060.00317.22
7.1.60.0090.01319.32
7.1.50.0100.01016.63
7.1.00.0070.07322.37
7.0.200.0080.00316.53
7.0.140.0070.07022.01
7.0.60.0100.06719.86
7.0.50.0070.07717.79
7.0.40.0030.09320.07
7.0.30.0070.05720.09
7.0.20.0330.04320.38
7.0.10.0000.05320.38
7.0.00.0070.08720.17
5.6.280.0130.06320.86
5.6.210.0100.08020.69
5.6.200.0070.04318.19
5.6.190.0130.08720.61
5.6.180.0270.05320.45
5.6.170.0270.04020.49
5.6.160.0070.04020.38
5.6.150.0030.08318.12
5.6.140.0130.07318.14
5.6.130.0100.07718.16
5.6.120.0000.05321.12
5.6.110.0070.04021.13
5.6.100.0100.08720.88
5.6.90.0230.07020.94
5.6.80.0070.06320.48
5.5.350.3000.03720.46
5.5.340.0100.07317.88
5.5.330.0100.08720.07
5.5.320.0200.04320.31
5.5.310.0170.05720.30
5.5.300.0070.04017.94
5.5.290.0100.07317.91
5.5.280.0130.07720.77
5.5.270.0170.07020.86
5.5.260.0230.07020.74
5.5.250.0030.06020.69
5.5.240.0070.04720.35
5.4.450.3300.03719.49
5.4.440.3270.04319.57
5.4.430.3530.03719.57
5.4.420.3000.03319.56
5.4.410.3030.05019.35
5.4.400.3200.04019.25
5.4.390.2970.04019.25
5.4.380.2970.03719.04
5.4.370.3070.03319.25
5.4.360.3030.04019.10
5.4.350.3100.03319.08
5.4.340.3070.03318.92
5.4.320.3170.04319.09
5.4.310.3130.03719.16
5.4.300.3530.03719.24
5.4.290.3300.03718.93
5.4.280.3430.04719.13
5.4.270.3270.03719.09
5.4.260.3230.04019.06
5.4.250.3500.03719.13
5.4.240.3130.03719.19
5.4.230.3270.03318.78
5.4.220.3200.03018.91
5.4.210.3200.03719.23
5.4.200.3300.03719.09
5.4.190.3300.04019.09
5.4.180.3030.03019.15
5.4.170.3070.04019.15
5.4.160.3130.04019.19
5.4.150.3200.04019.05
5.4.140.3170.04016.42
5.4.130.3100.03716.24
5.4.120.3300.03316.24
5.4.110.3200.03716.06
5.4.100.3000.03016.30
5.4.90.3270.03316.49
5.4.80.3200.03016.37
5.4.70.3300.02716.44
5.4.60.3170.04016.36
5.4.50.2930.03716.40
5.4.40.3430.03016.16
5.4.30.3230.03316.19
5.4.20.4400.04316.16
5.4.10.3570.04016.36
5.4.00.3130.02715.68
5.3.290.3400.04014.69
5.3.280.3070.04314.46
5.3.270.3270.03714.59
5.3.260.3030.03314.45
5.3.250.2970.03714.55
5.3.240.3230.04314.51
5.3.230.3770.03314.58
5.3.220.3200.04314.44
5.3.210.3170.04014.41
5.3.200.3200.03714.53
5.3.190.3130.04014.40
5.3.180.3170.04314.50
5.3.170.3270.04314.65
5.3.160.3430.04314.50
5.3.150.3200.04314.41
5.3.140.3170.03714.41
5.3.130.3330.04014.40
5.3.120.3130.03714.38
5.3.110.3300.03014.64
5.3.100.3200.04013.91
5.3.90.2500.04313.98
5.3.80.3000.03013.96
5.3.70.2770.04013.89
5.3.60.3270.03713.80
5.3.50.3070.04013.76
5.3.40.3130.04313.78
5.3.30.3400.04013.88
5.3.20.3100.03713.49
5.3.10.2900.03013.75
5.3.00.3070.02713.46
5.2.170.2270.03011.80
5.2.160.2570.02311.80
5.2.150.2500.03011.80
5.2.140.2900.03311.80
5.2.130.2930.03011.80
5.2.120.2470.03011.80
5.2.110.2570.02311.80
5.2.100.2500.03011.80
5.2.90.2230.02711.80
5.2.80.2500.03011.80
5.2.70.2500.03011.80
5.2.60.2600.03011.80
5.2.50.3370.03311.80
5.2.40.2000.02311.80
5.2.30.1770.02711.80
5.2.20.2630.03311.80
5.2.10.2000.03011.80
5.2.00.2130.01311.80
5.1.60.2030.02711.80
5.1.50.2070.02011.80
5.1.40.2100.02011.80
5.1.30.2170.02711.80
5.1.20.2270.03011.80
5.1.10.2000.02711.80
5.1.00.2300.02711.80
5.0.50.1300.01711.80
5.0.40.1200.02311.80
5.0.30.1270.03311.80
5.0.20.1230.02311.80
5.0.10.1230.02711.80
5.0.00.1270.03011.80
4.4.90.1230.01711.80
4.4.80.1000.01311.80
4.4.70.1300.02011.80
4.4.60.1170.01711.80
4.4.50.1230.02011.80
4.4.40.1070.02011.80
4.4.30.0930.01711.80
4.4.20.0700.02711.80
4.4.10.1070.01711.80
4.4.00.0670.02311.80
4.3.110.0970.01711.80
4.3.100.1000.01711.80
4.3.90.0930.01711.80
4.3.80.1000.02311.80
4.3.70.1130.01711.80
4.3.60.1270.02011.80
4.3.50.1200.01711.80
4.3.40.1100.02711.80
4.3.30.0500.02011.80
4.3.20.0630.02711.80
4.3.10.0530.02011.80
4.3.00.0530.01311.80

preferences:
46.34 ms | 400 KiB | 5 Q