3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = array(1,2,1,3,2,1,3,2,1,3,2,1,2,3,1,2,3); echo implode(" ", $a) . "\n"; $first = 0; $last = sizeof($a); echo $last; for($i = $first; $i += 1; $i < $last) { echo $i . "\n"; //$v = $a[$i]; //echo "Found $v at index $i\n"; //if ($v == 1) { // swap($a, $i, $first); //} //if ($v == 3) { // swap($a, $i, $last); //} } echo implode(" ", $a) . "\n"; function swap(&$arr, $k1, $k2) { echo "Swapping $k1 and $k2\n"; $tmp = $arr[$k2]; $arr[$k2] = $arr[$k1]; $arr[$k1] = $tmp; }

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)
8.3.70.0180.01816.63
8.3.60.0240.01416.38
8.3.50.0290.01022.13
8.3.40.0340.00718.39
8.3.30.0350.00319.23
8.3.20.0100.01020.34
8.3.10.0090.01221.81
8.3.00.0110.00420.95
8.2.190.0210.00920.39
8.2.180.0240.01418.23
8.2.170.0240.01022.96
8.2.160.0270.01020.32
8.2.150.0170.00324.18
8.2.140.0150.00324.66
8.2.130.0150.00626.16
8.2.120.0130.00322.25
8.2.110.0160.00322.08
8.2.100.0160.01017.91
8.2.90.0150.00019.30
8.2.80.0110.00317.97
8.2.70.0080.00817.50
8.2.60.0120.00318.16
8.2.50.0100.00318.07
8.2.40.0060.00618.16
8.2.30.0060.00918.21
8.2.20.0080.00417.78
8.2.10.0110.00317.80
8.2.00.0180.00317.86
8.1.280.0220.01125.92
8.1.270.0160.00323.82
8.1.260.0140.00426.35
8.1.250.0220.00028.09
8.1.240.0170.00323.93
8.1.230.0160.00619.16
8.1.220.0070.00717.79
8.1.210.0040.00818.77
8.1.200.0110.00717.36
8.1.190.0090.00617.53
8.1.180.0060.00618.10
8.1.170.0090.00318.56
8.1.160.0090.00322.09
8.1.150.0040.00818.79
8.1.140.0120.00317.39
8.1.130.0040.00717.86
8.1.120.0100.00317.50
8.1.110.0100.00317.55
8.1.100.0040.00717.56
8.1.90.0030.01217.51
8.1.80.0110.00017.49
8.1.70.0030.00917.46
8.1.60.0030.01017.67
8.1.50.0030.01217.64
8.1.40.0120.00017.44
8.1.30.0060.00617.63
8.1.20.0060.00617.65
8.1.10.0040.01117.59
8.1.00.0080.00817.51
8.0.300.0060.00618.77
8.0.290.0110.00316.91
8.0.280.0160.00018.38
8.0.270.0080.00417.20
8.0.260.0030.01016.68
8.0.250.0040.00716.89
8.0.240.0030.00916.82
8.0.230.0040.00716.90
8.0.220.0070.00416.88
8.0.210.0100.00016.88
8.0.200.0030.00716.81
8.0.190.0110.00016.75
8.0.180.0060.00616.82
8.0.170.0110.00016.86
8.0.160.0090.00316.86
8.0.150.0080.01116.79
8.0.140.0030.01016.82
8.0.130.0030.00913.34
8.0.120.0110.00316.84
8.0.110.0000.01416.67
8.0.100.0000.01116.77
8.0.90.0060.00616.75
8.0.80.0190.03816.73
8.0.70.0120.00016.61
8.0.60.0030.01016.89
8.0.50.0030.00916.84
8.0.30.0720.02216.95
8.0.20.0490.03617.40
8.0.10.0060.00816.93
8.0.00.0800.03016.72
7.4.330.0030.00915.12
7.4.320.0000.01216.38
7.4.300.0150.00416.38
7.4.290.0030.01016.41
7.4.280.0030.01016.42
7.4.270.0050.00516.44
7.4.260.0090.00316.46
7.4.250.0090.00316.35
7.4.240.0060.00616.46
7.4.230.0080.00316.14
7.4.220.0030.03416.50
7.4.210.0160.04216.45
7.4.200.0090.00316.23
7.4.190.0040.00816.66
7.4.160.0300.03016.41
7.4.150.0390.01417.40
7.4.140.0420.02217.86
7.4.130.0560.03016.48
7.4.120.0450.03516.50
7.4.110.0750.04016.53
7.4.100.0500.04216.55
7.4.90.0460.04516.42
7.4.80.0560.04519.39
7.4.70.0260.04916.43
7.4.60.0390.02416.43
7.4.50.0140.00716.23
7.4.40.0160.01622.77
7.4.30.0260.01916.52
7.3.330.0130.00313.33
7.3.320.0090.00313.13
7.3.310.0070.00716.14
7.3.300.0150.00016.32
7.3.290.0310.02216.26
7.3.280.0180.02616.22
7.3.270.0560.04217.40
7.3.260.0460.04316.27
7.3.250.0510.05016.40
7.3.240.0570.04316.60
7.3.230.0310.02216.48
7.3.210.0630.02916.39
7.3.200.0540.04819.39
7.3.190.0260.02616.43
7.3.180.0480.04216.33
7.3.170.0390.02816.33
7.3.160.0640.02116.14
7.2.330.0670.04516.54
7.2.320.0270.01716.66
7.2.310.0150.02616.62
7.2.300.0200.02316.34
7.2.290.0380.01916.57
7.2.100.0720.01214.54
7.2.90.0770.02714.71
7.2.80.1050.01314.71
7.2.70.0870.01915.23
7.2.60.0980.01014.91
7.2.50.0880.01414.84
7.2.40.0730.01114.82
7.2.30.0730.02014.88
7.2.20.0830.01814.78
7.2.10.0810.01814.91
7.2.00.0660.02314.58
7.1.220.0570.01313.80
7.1.210.0870.02213.64
7.1.200.1040.00713.73
7.1.190.0930.01013.84
7.1.180.0720.02413.93
7.1.170.0700.01713.70
7.1.160.0660.00913.88
7.1.150.0890.02013.64
7.1.140.1480.02613.76
7.1.130.0730.01713.80
7.1.120.0980.01814.09
7.1.110.0930.02013.91
7.1.100.0830.01114.02
7.1.90.1040.02113.91
7.1.80.0660.01513.94
7.1.70.0650.01314.15
7.1.60.0790.01431.92
7.1.50.0720.01232.11
7.1.40.0630.03032.01
7.1.30.0490.02832.13
7.1.20.0840.01331.88
7.1.10.0990.01413.58
7.1.00.0960.00313.65
7.0.310.0870.01613.71
7.0.300.0580.01813.44
7.0.290.0850.01713.61
7.0.280.0510.03113.70
7.0.270.0640.02313.31
7.0.260.0690.01313.39
7.0.250.0730.00613.48
7.0.240.0690.02213.75
7.0.230.0840.01413.57
7.0.220.1030.01513.59
7.0.210.0970.01913.78
7.0.200.0280.02413.76
7.0.190.0510.02513.59
7.0.180.0640.01513.34
7.0.170.0280.01913.59
7.0.160.0620.01213.41
7.0.150.0230.03613.42
7.0.140.0600.01613.74
7.0.130.1040.01413.41
7.0.120.0880.01813.31
7.0.110.0780.02413.73
7.0.100.0880.01313.73
7.0.90.0970.01713.34
7.0.80.0930.00713.23
7.0.70.1030.01413.25
7.0.60.0930.01113.29
7.0.50.1060.00813.54
7.0.40.0760.01413.70
7.0.30.0780.01513.61
7.0.20.0340.02713.76
7.0.10.0980.02213.60
7.0.00.0990.00613.63
5.6.380.0360.02014.01
5.6.370.0320.02914.58
5.6.360.0180.01513.89
5.6.350.0250.03214.38
5.6.340.0240.01414.12
5.6.330.0430.02314.20
5.6.320.0390.01614.57
5.6.310.0350.02514.42
5.6.300.0340.01614.56
5.6.290.0330.01814.37
5.6.280.0410.01914.10
5.6.270.0330.02114.21
5.6.260.0320.02114.43
5.6.250.0270.02014.27
5.6.240.0330.02014.27
5.6.230.0300.00814.06
5.6.220.0430.01714.25
5.6.210.0280.02514.11
5.6.200.0270.02414.22
5.6.190.0270.00314.09
5.6.180.0230.02914.39
5.6.170.0260.03014.45
5.6.160.0200.00814.06
5.6.150.0320.02014.23
5.6.140.0280.01614.23
5.6.130.0280.02514.44
5.6.120.0340.01514.49
5.6.110.0360.02414.09
5.6.100.0180.00914.16
5.6.90.0300.03114.31
5.6.80.0290.01013.98
5.6.70.0380.01714.34
5.6.60.0270.02214.32
5.5.380.0260.03112.66
5.5.370.0140.04012.66
5.5.360.0250.02112.66
5.5.350.0690.00512.66
5.5.340.0400.02012.66
5.5.330.0310.02212.66
5.5.320.0460.01612.66
5.5.310.0300.02112.66
5.5.300.0440.01912.66
5.5.290.0350.01912.66
5.5.280.0410.01612.66
5.5.270.0360.01312.66
5.5.260.0140.01612.66
5.5.250.0350.02212.66
5.5.240.0210.03212.66
5.5.230.0360.01512.66
5.4.450.0190.02912.66
5.4.440.0320.00712.66
5.4.430.0290.00612.66
5.4.420.0330.01312.66
5.4.410.0380.01112.66
5.4.400.0190.01112.66
5.4.390.0220.00712.66

preferences:
32.62 ms | 401 KiB | 5 Q