3v4l.org

run code in 300+ PHP versions simultaneously
<?php error_reporting(0); $amount = 10000; $start = microtime(true); $alreadyOutput = array(); $iterator = $amount; while ($iterator --) { $num = rand(0, $amount); if(in_array($num, $alreadyOutput)){ continue; } $alreadyOutput[] = $num; } echo "in_array: ".(microtime(true) - $start)."ms || "; unset($alreadyOutput); $alreadyOutput = array(); $start2 = microtime(true); $iterator = $amount; while ($iterator --) { $num = rand(0, $amount); if($alreadyOutput[$num]){ continue; } $alreadyOutput[$num] = true; } echo "by key: ".(microtime(true) - $start2)."ms";

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)
7.1.70.0040.03917.22
7.1.60.0030.04719.46
7.1.50.0030.04516.89
7.1.00.0000.13322.36
7.0.200.0230.04815.24
7.0.140.0030.12322.09
7.0.60.0130.13020.39
7.0.50.0000.14018.31
7.0.40.0070.12720.04
7.0.30.0300.13320.00
7.0.20.0270.12320.04
7.0.10.0030.12320.16
7.0.00.0030.12020.11
5.6.280.0070.49721.86
5.6.210.0030.45321.50
5.6.200.0100.52318.91
5.6.190.0070.50721.09
5.6.180.0370.51021.05
5.6.170.0370.50321.16
5.6.160.0100.47321.25
5.6.150.0000.48018.91
5.6.140.0930.51719.01
5.6.130.0130.48318.93
5.6.120.0100.46721.79
5.6.110.0100.51721.87
5.6.100.0000.51021.89
5.6.90.0070.53021.86
5.6.80.0070.50021.17
5.5.350.0370.51321.26
5.5.340.0070.53318.70
5.5.330.0130.52720.93
5.5.320.0200.47320.90
5.5.310.0230.57320.88
5.5.300.0070.45318.73
5.5.290.0100.47318.65
5.5.280.0030.52321.54
5.5.270.0070.52321.64
5.5.260.0130.52321.53
5.5.250.0030.49021.43
5.5.240.0000.53721.04
5.4.450.0370.53020.24
5.4.440.0230.56020.05
5.4.430.0170.53720.02
5.4.420.0430.54020.25
5.4.410.0100.53020.17
5.4.400.0030.50719.92
5.4.390.0230.49019.89
5.4.380.0500.77319.56
5.4.370.0600.83719.37
5.4.360.0170.66319.57
5.4.350.0200.66719.44
5.4.340.0300.73019.41
5.4.320.0130.46013.35
5.4.310.0090.45413.36
5.4.300.0120.48913.36
5.4.290.0080.46413.35
5.4.280.0080.49313.25
5.4.270.0120.44513.24
5.4.260.0070.46913.24
5.4.250.0080.45813.25
5.4.240.0080.44913.25
5.4.230.0070.46713.24
5.4.220.0070.45613.24
5.4.210.0050.47213.24
5.4.200.0080.47213.24
5.4.190.0120.48113.23
5.4.180.0080.46613.23
5.4.170.0090.45713.25
5.4.160.0100.45513.23
5.4.150.0090.47613.25
5.4.140.0060.47212.93
5.4.130.0080.45012.91
5.4.120.0060.46712.88
5.4.110.0170.49812.87
5.4.100.0080.48612.87
5.4.90.0060.48312.87
5.4.80.0070.48012.86
5.4.70.0050.46812.86
5.4.60.0100.46812.86
5.4.50.0080.49812.86
5.4.40.0070.47212.85
5.4.30.0030.48012.85
5.4.20.0050.47112.86
5.4.10.0060.47812.84
5.4.00.0050.45512.34
5.3.290.0060.45813.61
5.3.280.0070.45613.54
5.3.270.0080.46213.55
5.3.260.0060.47013.55
5.3.250.0060.46613.55
5.3.240.0060.46213.55
5.3.230.0060.46413.54
5.3.220.0110.47913.51
5.3.210.0070.47713.51
5.3.200.0060.46813.51
5.3.190.0090.47713.52
5.3.180.0110.47113.51
5.3.170.0080.47213.51
5.3.160.0080.50313.52
5.3.150.0060.46713.51
5.3.140.0110.45313.50
5.3.130.0050.50413.49
5.3.120.0080.48513.49
5.3.110.0090.47613.49
5.3.100.0080.47212.98
5.3.90.0080.46112.96
5.3.80.0070.48312.95
5.3.70.0060.46612.95
5.3.60.0070.44712.94
5.3.50.0050.44912.89
5.3.40.0060.44812.89
5.3.30.0070.45812.85
5.3.20.0060.46612.63
5.3.10.0080.45412.59
5.3.00.0070.44112.59
5.2.170.0020.65310.05
5.2.160.0110.67410.11
5.2.150.0050.67710.05
5.2.140.0070.64310.05
5.2.130.0050.66510.01
5.2.120.0050.67010.07
5.2.110.0050.67510.02
5.2.100.0040.66710.01
5.2.90.0050.71510.01
5.2.80.0060.72410.00
5.2.70.0090.69810.00
5.2.60.0070.6769.96
5.2.50.0070.6669.93
5.2.40.0160.6639.90
5.2.30.0070.7019.72
5.2.20.0160.6959.71
5.2.10.0100.6939.63
5.2.00.0100.6929.50
5.1.60.0040.7379.22
5.1.50.0050.7229.21
5.1.40.0090.7169.20
5.1.30.0080.7439.55
5.1.20.0070.7609.57
5.1.10.0100.7399.31
5.1.00.0040.7709.30
5.0.50.0070.7257.79
5.0.40.0040.6967.64
5.0.30.0070.7177.45
5.0.20.0100.6757.41
5.0.10.0050.6787.39
5.0.00.0050.7127.39
4.4.90.0050.6355.79
4.4.80.0110.6355.77
4.4.70.0020.6445.77
4.4.60.0070.6425.78
4.4.50.0060.6555.80
4.4.40.0030.7485.79
4.4.30.0050.6185.78
4.4.20.0050.6555.84
4.4.10.0090.6495.85
4.4.00.0020.6395.81
4.3.110.0090.6205.72
4.3.100.0040.6455.71
4.3.90.0060.6505.70
4.3.80.0060.6675.70
4.3.70.0110.6715.68
4.3.60.0080.6505.70
4.3.50.0020.6575.69
4.3.40.0060.7005.65
4.3.30.0030.6804.46
4.3.20.0100.7104.45
4.3.10.0070.6804.39
4.3.00.0130.75715.00

preferences:
36.5 ms | 401 KiB | 5 Q