3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var=10; $a=''; for($i=1;$i<=$var;$i++){ $a.=$i; } echo $a; ?>

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)
8.3.40.0070.00718.64
8.3.30.0150.00319.14
8.3.20.0080.00020.22
8.3.10.0050.00321.77
8.3.00.0040.00417.80
8.2.170.0070.01422.96
8.2.160.0040.01120.51
8.2.150.0080.00024.18
8.2.140.0070.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00419.64
8.2.110.0060.00322.12
8.2.100.0000.01219.55
8.2.90.0000.00819.22
8.2.80.0050.00317.97
8.2.70.0030.00617.50
8.2.60.0000.01118.16
8.2.50.0040.00418.07
8.2.40.0080.00018.34
8.2.30.0070.00318.38
8.2.20.0050.00317.74
8.2.10.0000.00718.11
8.2.00.0060.00317.55
8.1.270.0000.00824.66
8.1.260.0040.00426.35
8.1.250.0100.00328.09
8.1.240.0060.00323.71
8.1.230.0070.00419.23
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0000.00818.55
8.1.160.0040.00421.86
8.1.150.0000.00718.81
8.1.140.0000.00817.32
8.1.130.0000.00717.88
8.1.120.0050.00217.30
8.1.110.0000.00817.45
8.1.100.0050.00317.36
8.1.90.0030.00317.45
8.1.80.0070.00017.36
8.1.70.0000.00717.35
8.1.60.0000.00817.42
8.1.50.0030.00617.47
8.1.40.0000.00817.44
8.1.30.0040.00417.49
8.1.20.0040.00417.57
8.1.10.0040.00417.45
8.1.00.0000.00817.46
8.0.300.0050.00318.77
8.0.290.0000.00716.75
8.0.280.0020.00518.31
8.0.270.0030.00317.25
8.0.260.0000.00617.29
8.0.250.0030.00317.00
8.0.240.0050.00216.96
8.0.230.0070.00016.85
8.0.220.0000.00816.77
8.0.210.0080.00016.84
8.0.200.0000.00616.86
8.0.190.0040.00416.93
8.0.180.0040.00416.78
8.0.170.0070.00016.86
8.0.160.0000.00716.82
8.0.150.0050.00316.89
8.0.140.0060.00616.85
8.0.130.0060.00013.29
8.0.120.0000.00716.83
8.0.110.0000.00716.69
8.0.100.0040.00416.73
8.0.90.0000.00716.68
8.0.80.0070.00716.82
8.0.70.0040.00416.63
8.0.60.0040.00416.74
8.0.50.0040.00416.71
8.0.30.0060.01116.96
8.0.20.0070.01017.40
8.0.10.0070.00016.75
8.0.00.0080.01016.83
7.4.330.0000.00515.07
7.4.320.0060.00016.55
7.4.300.0000.00616.33
7.4.290.0000.00716.45
7.4.280.0020.00516.43
7.4.270.0030.00316.41
7.4.260.0080.00016.34
7.4.250.0040.00416.41
7.4.240.0000.00716.47
7.4.230.0070.00016.43
7.4.220.0040.01116.40
7.4.210.0070.01416.60
7.4.200.0020.00516.61
7.4.160.0110.00416.47
7.4.150.0090.00917.40
7.4.140.0150.00317.86
7.4.130.0060.01116.42
7.4.120.0140.00316.33
7.4.110.0070.01016.31
7.4.100.0040.01316.52
7.4.90.0100.00716.39
7.4.80.0110.01119.39
7.4.70.0150.00616.33
7.4.60.0090.00916.37
7.4.50.0030.00516.42
7.4.40.0090.00716.40
7.4.30.0030.01316.44
7.4.10.0070.01115.08
7.4.00.0080.00714.79
7.3.330.0000.00513.26
7.3.320.0060.00013.16
7.3.310.0000.00716.16
7.3.300.0060.00016.23
7.3.290.0100.00316.33
7.3.280.0110.00416.26
7.3.270.0130.01017.40
7.3.260.0090.00916.28
7.3.250.0140.00516.51
7.3.240.0110.00516.46
7.3.230.0070.01416.60
7.3.210.0100.01016.36
7.3.200.0060.00919.39
7.3.190.0120.00616.30
7.3.180.0070.01016.59
7.3.170.0100.00716.57
7.3.160.0120.00816.43
7.3.130.0060.01214.84
7.3.120.0080.00914.87
7.3.110.0100.01015.06
7.3.100.0110.00414.66
7.3.90.0150.00414.77
7.3.80.0060.00615.12
7.3.70.0070.00714.84
7.3.60.0110.00414.61
7.3.50.0090.00614.59
7.3.40.0000.01514.73
7.3.30.0110.00414.70
7.3.20.0000.01316.67
7.3.10.0000.01016.77
7.3.00.0070.00316.46
7.2.330.0070.01016.70
7.2.320.0030.01416.29
7.2.310.0060.01216.78
7.2.300.0100.00616.72
7.2.290.0100.00716.63
7.2.260.0040.01414.66
7.2.250.0030.01514.74
7.2.240.0030.01315.04
7.2.230.0100.00715.09
7.2.220.0030.01514.99
7.2.210.0060.00314.96
7.2.200.0060.00614.78
7.2.190.0040.01115.17
7.2.180.0070.01015.13
7.2.170.0000.01414.79
7.2.160.0040.00714.89
7.2.150.0030.00916.59
7.2.140.0090.00617.07
7.2.130.0060.00616.92
7.2.120.0110.00317.00
7.2.110.0040.01116.87
7.2.100.0120.00016.96
7.2.90.0030.00716.92
7.2.80.0000.01416.46
7.2.70.0080.00817.11
7.2.60.0130.00516.91
7.2.50.0060.00916.95
7.2.40.0050.00516.76
7.2.30.0000.01416.89
7.2.20.0060.00316.94
7.2.10.0040.01117.02
7.2.00.0060.00718.04
7.1.330.0060.01015.70
7.1.320.0110.00715.77
7.1.310.0030.00715.36
7.1.300.0040.01115.77
7.1.290.0000.00915.70
7.1.280.0040.00415.61
7.1.270.0000.01115.82
7.1.260.0070.00715.75
7.1.250.0120.00315.57
7.1.240.0030.00915.64
7.1.230.0030.01215.61
7.1.220.0060.00615.71
7.1.210.0040.00715.55
7.1.200.0040.01015.61
7.1.190.0120.00315.66
7.1.180.0040.01115.79
7.1.170.0030.01015.72
7.1.160.0040.00415.86
7.1.150.0040.00815.84
7.1.140.0030.00915.70
7.1.130.0080.00415.70
7.1.120.0070.00315.77
7.1.110.0060.00615.78
7.1.100.0060.00716.97
7.1.90.0040.01115.36
7.1.80.0030.01215.74
7.1.70.0050.00316.48
7.1.60.0030.01517.55
7.1.50.0050.00916.26
7.1.40.0100.00615.64
7.1.30.0030.01015.52
7.1.20.0070.01015.67
7.1.10.0110.00415.38
7.1.00.0020.04319.08
7.0.330.0100.00715.35
7.0.320.0070.00715.12
7.0.310.0060.00615.38
7.0.300.0000.01415.35
7.0.290.0080.00015.17
7.0.280.0030.00915.13
7.0.270.0060.00915.07
7.0.260.0040.00915.30
7.0.250.0030.00615.07
7.0.240.0060.01015.30
7.0.230.0030.01015.30
7.0.220.0060.00315.32
7.0.210.0100.00015.44
7.0.200.0070.00515.99
7.0.190.0110.00315.19
7.0.180.0000.00915.22
7.0.170.0060.00615.25
7.0.160.0000.01415.10
7.0.150.0030.00615.10
7.0.140.0050.05218.76
7.0.130.0000.01415.57
7.0.120.0000.01115.15
7.0.110.0000.00815.38
7.0.100.0030.00615.43
7.0.90.0060.00615.10
7.0.80.0030.00815.38
7.0.70.0080.00815.19
7.0.60.0070.04217.56
7.0.50.0110.03116.78
7.0.40.0050.02816.79
7.0.30.0170.04316.72
7.0.20.0170.02716.64
7.0.10.0070.02316.83
7.0.00.0040.04316.67
5.6.400.0000.01514.36
5.6.390.0060.00914.75
5.6.380.0040.01114.05
5.6.370.0040.01114.14
5.6.360.0030.01013.90
5.6.350.0040.01114.10
5.6.340.0060.00614.36
5.6.330.0000.01714.34
5.6.320.0030.00714.69
5.6.310.0060.00614.57
5.6.300.0070.00714.39
5.6.290.0000.01114.30
5.6.280.0050.04017.68
5.6.270.0000.01714.69
5.6.260.0030.01014.70
5.6.250.0030.01014.36
5.6.240.0110.00314.46
5.6.230.0000.01314.46
5.6.220.0060.00914.10
5.6.210.0070.04217.45
5.6.200.0050.04416.36
5.6.190.0110.03617.53
5.6.180.0200.03517.40
5.6.170.0130.02017.25
5.6.160.0120.04017.40
5.6.150.0060.02616.29
5.6.140.0050.04516.39
5.6.130.0080.02716.19
5.6.120.0070.02117.83
5.6.110.0050.04417.72
5.6.100.0070.03717.88
5.6.90.0050.04917.81
5.6.80.0080.03417.32
5.6.70.0040.00414.23
5.6.60.0030.00914.15
5.6.50.0060.00614.39
5.6.40.0040.00814.21
5.6.30.0090.00614.48
5.6.20.0070.01014.13
5.6.10.0100.00314.26
5.6.00.0030.00914.01
5.5.380.0030.00914.32
5.5.370.0030.01014.36
5.5.360.0030.01414.40
5.5.350.0150.03817.38
5.5.340.0080.03316.18
5.5.330.0060.02617.12
5.5.320.0170.02317.34
5.5.310.0150.02817.36
5.5.300.0050.02916.05
5.5.290.0070.04116.08
5.5.280.0070.03317.45
5.5.270.0070.04517.60
5.5.260.0030.04517.42
5.5.250.0070.04217.37
5.5.240.0050.04417.05
5.5.230.0030.00714.13
5.5.220.0000.01114.37
5.5.210.0000.01114.21
5.5.200.0000.01114.34
5.5.190.0000.01813.94
5.5.180.0030.00914.32
5.5.170.0110.00414.36
5.5.160.0040.00714.38
5.5.150.0070.00714.30
5.5.140.0000.01414.29
5.5.130.0040.00814.54
5.5.120.0000.01514.05
5.5.110.0000.01013.97
5.5.100.0030.00614.16
5.5.90.0070.00714.38
5.5.80.0100.00713.89
5.5.70.0070.00314.08
5.5.60.0070.00313.98
5.5.50.0090.00614.16
5.5.40.0040.00913.88
5.5.30.0030.01014.16
5.5.20.0030.00713.94
5.5.10.0070.01014.39
5.5.00.0070.00314.01
5.4.450.0140.02315.57
5.4.440.0360.03915.76
5.4.430.0450.02715.82
5.4.420.0430.02815.68
5.4.410.0090.02815.36
5.4.400.0270.04215.36
5.4.390.0260.02115.27
5.4.380.0100.02915.35
5.4.370.0100.02315.36
5.4.360.0030.02315.41
5.4.350.0020.02812.01
5.4.340.0020.02512.00
5.4.330.0060.00312.04
5.4.320.0060.02212.25
5.4.310.0050.02512.24
5.4.300.0060.02212.25
5.4.290.0060.02412.25
5.4.280.0020.02312.20
5.4.270.0060.02012.19
5.4.260.0040.02312.19
5.4.250.0040.02312.19
5.4.240.0040.02512.19
5.4.230.0050.02312.19
5.4.220.0050.02512.19
5.4.210.0050.02212.19
5.4.200.0050.02212.19
5.4.190.0040.02312.19
5.4.180.0080.02012.19
5.4.170.0050.02112.19
5.4.160.0060.02412.19
5.4.150.0050.02212.19
5.4.140.0020.02512.03
5.4.130.0020.02112.03
5.4.120.0040.02212.01
5.4.110.0060.02212.00
5.4.100.0050.02212.00
5.4.90.0080.01912.00
5.4.80.0040.02312.00
5.4.70.0060.02112.00
5.4.60.0040.02512.00
5.4.50.0060.01812.00
5.4.40.0090.01611.99
5.4.30.0040.02112.00
5.4.20.0060.02111.99
5.4.10.0030.02311.99
5.4.00.0040.02311.74
5.3.290.0040.02312.42
5.3.280.0070.01912.38
5.3.270.0040.02412.38
5.3.260.0060.02312.38
5.3.250.0060.02112.38
5.3.240.0050.02212.38
5.3.230.0040.02112.38
5.3.220.0060.02412.36
5.3.210.0070.02212.36
5.3.200.0100.02112.36
5.3.190.0040.02212.36
5.3.180.0040.02212.36
5.3.170.0080.02212.36
5.3.160.0070.02112.36
5.3.150.0030.02412.36
5.3.140.0040.02212.35
5.3.130.0060.02212.35
5.3.120.0040.02312.35
5.3.110.0060.01912.35
5.3.100.0050.01912.08
5.3.90.0040.02312.06
5.3.80.0080.01812.06
5.3.70.0040.02212.06
5.3.60.0080.02012.05
5.3.50.0050.01912.02
5.3.40.0040.02212.02
5.3.30.0070.01611.99
5.3.20.0080.01711.88
5.3.10.0070.02311.87
5.3.00.0070.02111.86
5.2.170.0030.0339.18
5.2.160.0040.0299.18
5.2.150.0060.0299.18
5.2.140.0060.0299.17
5.2.130.0060.0279.13
5.2.120.0040.0299.14
5.2.110.0030.0309.14
5.2.100.0040.0309.14
5.2.90.0060.0289.14
5.2.80.0050.0299.13
5.2.70.0010.0349.13
5.2.60.0030.0319.09
5.2.50.0020.0329.05
5.2.40.0060.0279.03
5.2.30.0090.0259.00
5.2.20.0050.0289.00
5.2.10.0070.0258.93
5.2.00.0060.0278.79
5.1.60.0010.0268.08
5.1.50.0040.0248.07
5.1.40.0030.0268.05
5.1.30.0040.0268.40
5.1.20.0020.0288.43
5.1.10.0050.0268.15
5.1.00.0050.0268.15
5.0.50.0040.0196.63
5.0.40.0040.0186.49
5.0.30.0070.0286.30
5.0.20.0040.0236.27
5.0.10.0010.0226.25
5.0.00.0050.0286.24
4.4.90.0020.0164.78
4.4.80.0020.0154.75
4.4.70.0020.0164.76
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0030.0154.75
4.4.20.0030.0154.84
4.4.10.0020.0164.85
4.4.00.0010.0274.76
4.3.110.0050.0134.67
4.3.100.0050.0134.67
4.3.90.0050.0124.63
4.3.80.0040.0234.58
4.3.70.0000.0174.63
4.3.60.0010.0164.63
4.3.50.0030.0154.63
4.3.40.0010.0264.54
4.3.30.0000.0183.29
4.3.20.0020.0163.27
4.3.10.0030.0153.22
4.3.00.0000.0307.02

preferences:
44.92 ms | 400 KiB | 5 Q