3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = '123456'; $y = intval(($x.substr(0,3))); echo $y;

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)
8.3.60.0100.00718.09
8.3.50.0100.00617.42
8.3.40.0060.00918.89
8.3.30.0040.01118.68
8.3.20.0150.00418.66
8.3.10.0030.00620.27
8.3.00.0040.00419.38
8.2.180.0110.00316.38
8.2.170.0070.00722.96
8.2.160.0130.00320.34
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0050.00320.99
8.2.110.0070.00321.07
8.2.100.0000.01117.91
8.2.90.0000.00819.30
8.2.80.0040.00419.32
8.2.70.0000.00817.63
8.2.60.0060.00317.90
8.2.50.0030.00619.23
8.2.40.0040.00418.09
8.2.30.0040.00417.91
8.2.20.0110.00017.61
8.2.10.0040.00417.64
8.2.00.0050.00317.77
8.1.280.0220.00425.92
8.1.270.0030.00623.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0090.00022.47
8.1.230.0070.00320.96
8.1.220.0040.00417.74
8.1.210.0060.00318.85
8.1.200.0090.00317.35
8.1.190.0070.00017.39
8.1.180.0060.00318.10
8.1.170.0030.00618.64
8.1.160.0000.00718.82
8.1.150.0040.00418.55
8.1.140.0040.00417.43
8.1.130.0070.00017.88
8.1.120.0030.00617.32
8.1.110.0000.00717.28
8.1.100.0000.00717.37
8.1.90.0000.00717.34
8.1.80.0070.00017.48
8.1.70.0080.00017.46
8.1.60.0030.00617.53
8.1.50.0040.00417.53
8.1.40.0030.00517.47
8.1.30.0040.00417.58
8.1.20.0000.00817.53
8.1.10.0050.00317.55
8.1.00.0070.00017.46
8.0.300.0050.00219.82
8.0.290.0040.00416.75
8.0.280.0030.00318.35
8.0.270.0070.00017.25
8.0.260.0000.00716.68
8.0.250.0040.00416.86
8.0.240.0000.00716.90
8.0.230.0040.00416.90
8.0.220.0000.00716.84
8.0.210.0000.00716.84
8.0.200.0000.00716.93
8.0.190.0030.00517.00
8.0.180.0000.00816.97
8.0.170.0040.00416.90
8.0.160.0030.00316.92
8.0.150.0040.00416.75
8.0.140.0040.00416.84
8.0.130.0060.00013.27
8.0.120.0030.00516.72
8.0.110.0000.00716.94
8.0.100.0080.00016.77
8.0.90.0040.00416.82
8.0.80.0100.00716.87
8.0.70.0000.00716.84
8.0.60.0000.00716.91
8.0.50.0030.00316.79
8.0.30.0110.00817.09
8.0.20.0130.01017.20
8.0.10.0000.00716.95
8.0.00.0080.01016.66
7.4.330.0020.00213.00
7.4.320.0060.00016.48
7.4.300.0070.00016.41
7.4.290.0030.00316.51
7.4.280.0040.00416.63
7.4.270.0060.00016.46
7.4.260.0030.00313.25
7.4.250.0000.00716.63
7.4.240.0000.00716.61
7.4.230.0070.00016.39
7.4.220.0100.01016.64
7.4.210.0120.00316.67
7.4.200.0000.00716.53
7.4.190.0030.00316.41
7.4.160.0060.01016.53
7.4.150.0130.00316.45
7.4.140.0100.00716.54
7.4.130.0080.00816.65
7.4.120.0130.00616.59
7.4.110.0120.00516.51
7.4.100.0110.01116.74
7.4.90.0150.00316.35
7.4.80.0060.01319.39
7.4.70.0090.00916.50
7.4.60.0040.01116.61
7.4.50.0030.00316.46
7.4.40.0040.01016.57
7.4.30.0060.01016.25
7.4.00.0080.00814.87
7.3.330.0030.00313.09
7.3.320.0070.00013.16
7.3.310.0070.00016.33
7.3.300.0000.00716.17
7.3.290.0010.01216.29
7.3.280.0060.01316.30
7.3.270.0080.00816.48
7.3.260.0130.00816.62
7.3.250.0160.00316.32
7.3.240.0070.01016.20
7.3.230.0070.01016.39
7.3.210.0060.01016.18
7.3.200.0140.01416.58
7.3.190.0060.00916.51
7.3.180.0110.00416.59
7.3.170.0100.01016.29
7.3.160.0080.00816.54
7.3.120.0060.00714.67
7.3.110.0090.00914.73
7.3.100.0060.01114.57
7.3.90.0040.00714.61
7.3.80.0090.00614.69
7.3.70.0090.00314.69
7.3.60.0040.01114.77
7.3.50.0030.01014.85
7.3.40.0080.00514.89
7.3.30.0040.00914.96
7.3.20.0070.00716.67
7.3.10.0030.01016.33
7.3.00.0050.00516.42
7.2.330.0100.01416.35
7.2.320.0100.01316.43
7.2.310.0070.01616.73
7.2.300.0110.01116.51
7.2.290.0060.00916.38
7.2.250.0090.00915.01
7.2.240.0100.01014.60
7.2.230.0070.01314.76
7.2.220.0030.01315.13
7.2.210.0090.00615.00
7.2.200.0070.01415.04
7.2.190.0000.01414.68
7.2.180.0090.00015.05
7.2.170.0060.00615.00
7.2.00.0030.01019.16
7.1.330.0070.00715.80
7.1.320.0090.00915.80
7.1.310.0070.01415.88
7.1.300.0090.00615.86
7.1.290.0080.00415.77
7.1.280.0090.00315.98
7.1.270.0030.01415.52
7.1.260.0090.00315.57
7.1.100.0000.01017.91
7.1.70.0000.00817.21
7.1.60.0130.01019.30
7.1.50.0000.01017.11
7.1.00.0000.03722.51
7.0.200.0000.00816.75
7.0.140.0100.06321.95
7.0.120.0030.04722.09
7.0.60.0170.07319.95
7.0.50.0100.04317.91
7.0.40.0100.05020.04
7.0.30.0270.07320.17
7.0.20.0200.04020.18
7.0.10.0130.06720.16
7.0.00.0030.04320.17
5.6.280.0030.07320.98
5.6.210.0100.05720.66
5.6.200.0030.05018.22
5.6.190.0130.08020.63
5.6.180.3770.04020.67
5.6.170.0230.05320.33
5.6.160.0200.07020.41
5.6.150.0070.07318.17
5.6.140.0070.08318.12
5.6.130.0070.03718.18
5.6.120.0030.09021.11
5.6.110.0000.09020.98
5.6.100.0070.03721.13
5.6.90.0100.07320.87
5.6.80.0030.07720.41
5.6.70.0030.08020.40
5.5.350.0130.04320.41
5.5.340.0030.04317.91
5.5.330.0070.07320.37
5.5.320.4100.03720.41
5.5.310.0230.07020.26
5.5.300.0100.05317.98
5.5.290.0130.07318.02
5.5.280.0070.08320.75
5.5.270.0100.08020.81
5.5.260.0100.06320.87
5.5.250.0070.04020.77
5.5.240.0200.07720.18
5.4.450.0070.03719.13
5.4.440.0070.03719.50
5.4.430.0030.04019.36
5.4.420.0000.04019.41
5.4.410.0030.03719.31
5.4.400.0070.03318.92
5.4.390.0070.03318.81
5.4.380.0070.03718.81
5.4.370.0000.04019.08
5.4.360.0000.04019.17
5.4.350.0070.03319.08
5.4.340.0030.04018.79
5.4.320.0030.04319.08
5.4.310.0030.03719.12
5.4.300.0000.04319.18
5.4.290.0030.03719.14
5.4.280.0000.04319.13
5.4.270.0030.03719.11
5.4.260.0030.03719.08
5.4.250.0000.04019.13
5.4.240.0030.03719.07
5.4.230.0070.03719.13
5.4.220.0030.03718.80
5.4.210.0030.03719.17
5.4.200.0070.04718.91
5.4.190.0000.07719.07
5.4.180.0070.03718.90
5.4.170.0000.05718.77
5.4.160.0070.08019.16
5.4.150.0000.05018.89
5.4.140.0070.07316.48
5.4.130.0070.07316.28
5.4.120.0000.07016.24
5.4.110.0170.06716.41
5.4.100.0070.03316.37
5.4.90.0070.06716.29
5.4.80.0130.06016.25
5.4.70.0100.07016.35
5.4.60.0130.07016.21
5.4.50.0030.05716.38
5.4.40.0130.04016.38
5.4.30.0070.05316.31
5.4.20.0230.02716.37
5.4.10.0230.06016.26
5.4.00.0100.07315.65
5.3.290.0030.03714.60
5.3.280.0130.03014.56
5.3.270.0070.07714.55
5.3.260.0100.07014.52
5.3.250.0000.04714.53
5.3.240.0070.07014.42
5.3.230.0100.03714.38
5.3.220.0070.04014.53
5.3.210.0130.04014.46
5.3.200.0070.05314.54
5.3.190.0170.06014.49
5.3.180.0070.04014.45
5.3.170.0070.08014.49
5.3.160.0130.03714.51
5.3.150.0030.06014.55
5.3.140.0170.07014.48
5.3.130.0030.04314.44
5.3.120.0070.05014.46
5.3.110.0100.03714.36
5.3.100.0100.05714.13
5.3.90.0030.04713.96
5.3.80.0100.07013.84
5.3.70.0000.08013.98
5.3.60.0130.06713.95
5.3.50.0070.07713.92
5.3.40.0030.08013.87
5.3.30.0070.07313.85
5.3.20.0070.07313.70
5.3.10.0100.07013.45
5.3.00.0100.07013.65
5.2.170.0000.04711.14
5.2.160.0070.06011.04
5.2.150.0030.04311.00
5.2.140.0130.05311.04
5.2.130.0070.06011.06
5.2.120.0100.06011.08
5.2.110.0070.06011.06
5.2.100.0070.06011.04
5.2.90.0070.06311.08
5.2.80.0030.06311.02
5.2.70.0200.03311.02
5.2.60.0100.03710.98
5.2.50.0070.05310.89
5.2.40.0200.04010.87
5.2.30.0200.04710.88
5.2.20.0100.06010.90
5.2.10.0030.06010.81
5.2.00.0030.06310.75
5.1.60.0030.0309.96
5.1.50.0130.04310.03
5.1.40.0030.0539.96
5.1.30.0070.02310.36
5.1.20.0030.04710.26
5.1.10.0000.06010.03
5.1.00.0030.0539.96
5.0.50.0100.0208.45
5.0.40.0000.0478.40
5.0.30.0030.0308.37
5.0.20.0000.0308.33
5.0.10.0000.0478.33
5.0.00.0000.0708.33
4.4.90.0030.0378.33
4.4.80.0030.0378.33
4.4.70.0070.0338.33
4.4.60.0030.0338.33
4.4.50.0000.0378.33
4.4.40.0030.0508.33
4.4.30.0100.0108.33
4.4.20.0070.0178.33
4.4.10.0100.0138.33
4.4.00.0070.0278.33
4.3.110.0030.0178.33
4.3.100.0000.0308.33
4.3.90.0030.0278.33
4.3.80.0000.0378.33
4.3.70.0000.0208.33
4.3.60.0070.0138.33
4.3.50.0070.0338.33
4.3.40.0130.0338.33
4.3.30.0070.0308.33
4.3.20.0030.0278.33
4.3.10.0030.0338.33
4.3.00.0030.0238.33

preferences:
43.77 ms | 401 KiB | 5 Q