3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Initial Configuration global $aHash; $i = 0; $tmp = ''; while($i < 10000) { $tmp .= 'a'; ++$i; } $aHash = array_fill(100000000000000000000000, 100, $tmp); unset($i, $tmp); // Test Source function Test1_1() { global $aHash; /* The Test */ $t = microtime(true); reset($aHash); foreach($aHash as $val); return (microtime(true) - $t); } // Variable Clean-up function Test1_End() { global $aHash; unset($aHash); }

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)
7.4.10.0030.01515.20
7.4.00.0060.01214.83
7.3.130.0060.01315.07
7.3.120.0060.01014.95
7.3.110.0090.00914.98
7.3.100.0070.00714.94
7.3.90.0070.01314.75
7.3.80.0040.01114.63
7.3.70.0040.01114.82
7.3.60.0120.00614.97
7.3.50.0070.00715.01
7.3.40.0000.01214.98
7.3.30.0100.00314.92
7.3.20.0060.00316.73
7.3.10.0070.00816.68
7.3.00.0080.00716.58
7.2.260.0040.01115.11
7.2.250.0060.00915.10
7.2.240.0070.01015.13
7.2.230.0130.00715.00
7.2.220.0000.01915.02
7.2.210.0040.00815.01
7.2.200.0040.01115.32
7.2.190.0000.01514.83
7.2.180.0040.00715.04
7.2.170.0060.00615.33
7.2.160.0060.00615.10
7.2.150.0090.00616.81
7.2.140.0030.01016.90
7.2.130.0060.01016.69
7.2.120.0060.00616.71
7.2.110.0030.01216.73
7.2.100.0060.01016.66
7.2.90.0040.00916.82
7.2.80.0110.00616.74
7.2.70.0060.01016.85
7.2.60.0130.00616.81
7.2.50.0080.00916.76
7.2.40.0070.01116.71
7.2.30.0060.00916.86
7.2.20.0080.01216.80
7.2.10.0060.00916.85
7.2.00.0030.00917.39
7.1.330.0100.00315.78
7.1.320.0040.01515.90
7.1.310.0090.00915.70
7.1.300.0090.00015.81
7.1.290.0150.00015.68
7.1.280.0070.00715.64
7.1.270.0030.01215.61
7.1.260.0070.01015.59
7.1.250.0050.00615.77
7.1.240.0070.00515.72
7.1.230.0040.01115.62
7.1.220.0050.00915.63
7.1.210.0020.01115.71
7.1.200.0050.01215.80
7.1.190.0020.01515.67
7.1.180.0070.00915.86
7.1.170.0080.00315.78
7.1.160.0080.00615.75
7.1.150.0060.01015.61
7.1.140.0030.01115.74
7.1.130.0100.00515.64
7.1.120.0080.00815.60
7.1.110.0070.00615.79
7.1.100.0080.00515.71
7.1.90.0050.00915.77
7.1.80.0020.01015.83
7.1.70.0080.00516.10
7.1.60.0080.00916.97
7.1.50.0090.00716.20
7.1.40.0080.00615.73
7.1.30.0070.00515.85
7.1.20.0020.01615.66
7.1.10.0030.01015.80
7.1.00.0020.03318.06
7.0.330.0060.00615.46
7.0.320.0030.01115.47
7.0.310.0090.00215.37
7.0.300.0030.01115.38
7.0.290.0060.00815.39
7.0.280.0050.00715.41
7.0.270.0070.00915.39
7.0.260.0100.00215.36
7.0.250.0050.00915.49
7.0.240.0090.00615.35
7.0.230.0070.00615.29
7.0.220.0070.00615.42
7.0.210.0090.00415.52
7.0.200.0420.00715.82
7.0.190.0040.01215.47
7.0.180.0040.01315.54
7.0.170.0050.00815.45
7.0.160.0050.00815.44
7.0.150.0040.00515.52
7.0.140.0040.02917.64
7.0.130.0090.00715.46
7.0.120.0080.00415.33
7.0.110.0020.01115.40
7.0.100.0020.00915.36
7.0.90.0110.00615.21
7.0.80.0060.00415.59
7.0.70.0040.01415.32
7.0.60.0040.03616.93
7.0.50.0080.02916.26
7.0.40.0020.02715.78
7.0.30.0100.02315.73
7.0.20.0120.02515.57
7.0.10.0040.03115.76
7.0.00.0090.02315.86
5.6.400.0030.01314.66
5.6.390.0040.00814.45
5.6.380.0060.00814.23
5.6.370.0060.00714.31
5.6.360.0010.00914.51
5.6.350.0070.00914.54
5.6.340.0050.01314.28
5.6.330.0020.01314.56
5.6.320.0070.00714.22
5.6.310.0100.00814.44
5.6.300.0030.01014.49
5.6.290.0080.00814.59
5.6.280.0070.00914.38
5.6.270.0050.01114.35
5.6.260.0050.00914.54
5.6.250.0050.01014.50
5.6.240.0020.01414.36
5.6.230.0080.00514.27
5.6.220.0080.01014.33
5.6.210.0060.02616.38
5.6.200.0040.03615.70
5.6.190.0070.02416.44
5.6.180.0110.02116.51
5.6.170.0110.02316.51
5.6.160.0020.04016.63
5.6.150.0010.02315.72
5.6.140.0030.02115.65
5.6.130.0100.02315.70
5.6.120.0080.02116.71
5.6.110.0080.02916.88
5.6.100.0090.03116.62
5.6.90.0020.02516.64
5.6.80.0140.02516.24
5.6.70.0000.01614.19
5.6.60.0080.00814.20
5.6.50.0080.00914.16
5.6.40.0080.00914.29
5.6.30.0100.00714.31
5.6.20.0040.01114.21
5.6.10.0070.01014.32
5.6.00.0050.01114.23
5.5.380.0060.00713.66
5.5.370.0050.01013.69
5.5.360.0080.00813.49
5.5.350.0090.03216.04
5.5.340.0060.02415.31
5.5.330.0030.02715.92
5.5.320.0160.02215.91
5.5.310.0180.02415.99
5.5.300.0050.02615.08
5.5.290.0080.02715.26
5.5.280.0070.02316.11
5.5.270.0030.01816.11
5.5.260.0060.03016.00
5.5.250.0040.02916.07
5.5.240.0090.02715.81
5.5.230.0030.01113.71
5.5.220.0090.00713.54
5.5.210.0090.00513.66
5.5.200.0040.01113.54
5.5.190.0060.00513.46
5.5.180.0050.01413.62
5.5.170.0020.01213.67
5.5.160.0080.00913.53
5.5.150.0090.00413.56
5.5.140.0020.00813.71
5.5.130.0020.01613.68
5.5.120.0080.00713.61
5.5.110.0040.01213.68
5.5.100.0080.00513.44
5.5.90.0060.00513.69
5.5.80.0040.01013.68
5.5.70.0060.00613.61
5.5.60.0030.00713.57
5.5.50.0010.01413.51
5.5.40.0020.00913.72
5.5.30.0020.01113.62
5.5.20.0030.01013.56
5.5.10.0040.01113.65
5.5.00.0110.00813.50
5.4.450.0330.02614.80
5.4.440.0330.02214.92
5.4.430.0130.02114.85
5.4.420.0240.00714.87
5.4.410.0250.00614.79
5.4.400.0220.00814.73
5.4.390.0300.00614.71
5.4.380.0290.00214.72
5.4.370.0260.00314.70
5.4.360.0220.00814.73
5.4.350.0260.00414.70
5.4.340.0060.01912.37
5.4.330.0070.00912.54
5.4.320.0100.01712.53
5.4.310.0070.02012.53
5.4.300.0130.01512.53
5.4.290.0120.01812.53
5.4.280.0120.01312.50
5.4.270.0040.02012.50
5.4.260.0090.01412.50
5.4.250.0080.01912.50
5.4.240.0090.02112.50
5.4.230.0090.01812.49
5.4.220.0090.01812.49
5.4.210.0060.01712.49
5.4.200.0080.01612.49
5.4.190.0030.02012.49
5.4.180.0060.01812.49
5.4.170.0090.01612.50
5.4.160.0070.01612.50
5.4.150.0090.01712.49
5.4.140.0080.02012.39
5.4.130.0090.02012.38
5.4.120.0070.01712.37
5.4.110.0090.01412.37
5.4.100.0070.01812.37
5.4.90.0070.01612.37
5.4.80.0070.01812.37
5.4.70.0070.01812.37
5.4.60.0050.01812.37
5.4.50.0070.01512.37
5.4.40.0100.01512.36
5.4.30.0070.02212.36
5.4.20.0050.02112.36
5.4.10.0020.01912.36
5.4.00.0080.01712.19
5.3.290.0120.02212.87
5.3.280.0040.03312.82
5.3.270.0100.03112.82
5.3.260.0060.02512.82
5.3.250.0150.02412.82
5.3.240.0100.02512.83
5.3.230.0100.02212.82
5.3.220.0100.02012.80
5.3.210.0050.02412.80
5.3.200.0120.02412.81
5.3.190.0070.02412.80
5.3.180.0130.01812.80
5.3.170.0090.02312.80
5.3.160.0090.02412.80
5.3.150.0070.02512.80
5.3.140.0070.02012.79
5.3.130.0090.02212.79
5.3.120.0110.02312.79
5.3.110.0070.02512.79
5.3.100.0050.02412.53
5.3.90.0130.01912.53
5.3.80.0040.02412.52
5.3.70.0100.02112.52
5.3.60.0140.02312.51
5.3.50.0080.02212.49
5.3.40.0100.02112.49
5.3.30.0090.02212.47
5.3.20.0080.02412.36
5.3.10.0180.02012.34
5.3.00.0060.02312.33
5.2.170.0070.02311.08
5.2.160.0080.01911.09
5.2.150.0110.01711.08
5.2.140.0110.01911.08
5.2.130.0080.01611.06
5.2.120.0070.01811.06
5.2.110.0070.02011.07
5.2.100.0070.01811.07
5.2.90.0050.01911.06
5.2.80.0040.02211.06
5.2.70.0030.02211.06
5.2.60.0110.02111.04
5.2.50.0110.01911.02
5.2.40.0110.02511.01
5.2.30.0060.01711.00
5.2.20.0070.01710.99
5.2.10.0080.01310.95
5.2.00.0090.01710.88
5.1.60.0110.01510.52
5.1.50.0040.01510.52
5.1.40.0070.01510.51
5.1.30.0040.01810.69
5.1.20.0090.01610.70
5.1.10.0110.01810.55
5.1.00.0160.01410.55
5.0.50.0090.0169.80
5.0.40.0110.0169.73
5.0.30.0170.0209.63
5.0.20.0060.0219.63
5.0.10.0110.0149.62
5.0.00.0110.0209.61
4.4.90.0100.0148.86
4.4.80.0040.0148.84
4.4.70.0070.0158.84
4.4.60.0080.0138.84
4.4.50.0100.0178.85
4.4.40.0050.0188.82
4.4.30.0020.0148.84
4.4.20.0050.0148.89
4.4.10.0110.0158.89
4.4.00.0080.0228.84
4.3.110.0050.0168.80
4.3.100.0020.0198.80
4.3.90.0050.0168.78
4.3.80.0100.0178.76
4.3.70.0070.0148.78
4.3.60.0090.0118.78
4.3.50.0080.0148.78
4.3.40.0060.0178.74
4.3.30.0050.0118.14
4.3.20.0030.0138.13
4.3.10.0030.0158.11
4.3.00.0080.01310.16

preferences:
40.15 ms | 401 KiB | 5 Q