3v4l.org

run code in 300+ PHP versions simultaneously
<?php $course_id = 123456; var_dump((string)(int)$course_id);

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)
8.3.60.0150.00318.30
8.3.50.0090.00922.00
8.3.40.0150.00018.72
8.3.30.0060.00918.97
8.3.20.0080.00020.22
8.3.10.0030.00523.61
8.3.00.0000.00819.08
8.2.180.0180.00418.17
8.2.170.0100.00322.96
8.2.160.0150.00021.93
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0030.00621.04
8.2.110.0090.00020.52
8.2.100.0040.00718.09
8.2.90.0030.00517.63
8.2.80.0080.00017.97
8.2.70.0040.00417.92
8.2.60.0050.00317.80
8.2.50.0000.00818.10
8.2.40.0030.00619.30
8.2.30.0040.00419.07
8.2.20.0040.00417.67
8.2.10.0070.00017.98
8.2.00.0040.00417.64
8.1.280.0040.01125.92
8.1.270.0100.00718.88
8.1.260.0050.00326.35
8.1.250.0120.00628.09
8.1.240.0030.00717.23
8.1.230.0050.00517.82
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.01017.23
8.1.190.0030.00517.22
8.1.180.0000.00718.10
8.1.170.0060.00318.49
8.1.160.0040.00418.68
8.1.150.0040.00418.86
8.1.140.0030.00517.31
8.1.130.0050.00317.73
8.1.120.0030.00317.45
8.1.110.0030.00717.29
8.1.100.0040.00417.48
8.1.90.0040.00417.43
8.1.80.0070.00017.34
8.1.70.0020.00517.38
8.1.60.0000.00917.61
8.1.50.0110.00017.55
8.1.40.0050.00317.48
8.1.30.0040.00417.55
8.1.20.0000.00717.64
8.1.10.0000.00817.44
8.1.00.0040.00417.37
8.0.300.0050.00318.77
8.0.290.0040.00416.63
8.0.280.0000.00718.24
8.0.270.0030.00317.18
8.0.260.0030.00317.18
8.0.250.0030.00316.92
8.0.240.0030.00316.77
8.0.230.0030.00316.86
8.0.220.0030.00316.80
8.0.210.0000.00816.71
8.0.200.0000.00616.86
8.0.190.0050.00316.88
8.0.180.0030.00516.82
8.0.170.0000.00716.82
8.0.160.0000.00716.78
8.0.150.0040.00416.78
8.0.140.0040.00416.66
8.0.130.0000.00513.22
8.0.120.0000.00816.86
8.0.110.0040.00416.79
8.0.100.0000.00716.67
8.0.90.0040.00416.84
8.0.80.0160.00616.77
8.0.70.0040.00416.88
8.0.60.0040.00416.93
8.0.50.0070.00016.87
8.0.30.0110.00917.10
8.0.20.0090.01417.40
8.0.10.0070.00016.91
8.0.00.0070.01016.70
7.4.330.0050.00015.09
7.4.320.0040.00416.35
7.4.300.0000.00616.63
7.4.290.0070.00016.61
7.4.280.0040.00416.48
7.4.270.0000.00716.49
7.4.260.0030.00316.58
7.4.250.0070.00016.59
7.4.240.0020.00516.54
7.4.230.0060.00016.30
7.4.220.0120.00616.60
7.4.210.0070.01316.49
7.4.200.0070.00016.59
7.4.160.0030.01316.65
7.4.150.0090.01017.40
7.4.140.0020.01517.86
7.4.130.0100.01016.39
7.4.120.0100.01016.44
7.4.110.0130.01016.51
7.4.100.0000.01616.32
7.4.90.0060.01016.48
7.4.80.0110.00719.39
7.4.70.0060.00916.65
7.4.60.0130.00316.27
7.4.50.0040.00416.56
7.4.40.0130.00316.38
7.4.30.0030.01616.47
7.4.00.0040.01115.14
7.3.330.0020.00213.05
7.3.320.0030.00313.16
7.3.310.0040.00416.10
7.3.300.0000.00716.14
7.3.290.0030.01216.24
7.3.280.0070.00816.24
7.3.270.0080.00817.40
7.3.260.0100.01316.18
7.3.250.0060.01116.54
7.3.240.0130.00616.49
7.3.230.0110.01116.39
7.3.210.0110.00616.31
7.3.200.0030.01319.39
7.3.190.0100.00616.55
7.3.180.0060.00916.44
7.3.170.0110.01016.32
7.3.160.0100.00716.54
7.2.330.0060.01516.38
7.2.320.0080.01116.61
7.2.310.0130.01016.17
7.2.300.0100.00716.54
7.2.290.0090.01616.64
7.2.60.0070.01016.63
7.1.200.0040.01115.63
7.1.70.0020.00516.87
7.1.60.0070.01719.57
7.1.50.0060.01216.86
7.1.00.0070.07322.47
7.0.200.0040.00416.91
7.0.140.0000.03722.18
7.0.60.0130.07319.74
7.0.50.0070.04017.89
7.0.40.0030.06020.27
7.0.30.0370.07020.16
7.0.20.0230.07320.16
7.0.10.0170.07020.33
7.0.00.0030.09320.09
5.6.280.0000.07721.02
5.6.210.0130.08320.62
5.6.200.0070.04718.19
5.6.190.0170.07320.35
5.6.180.0230.04320.57
5.6.170.0200.05720.52
5.6.160.0170.06720.44
5.6.150.0070.03718.18
5.6.140.0070.08018.18
5.6.130.0070.08718.25
5.6.120.0100.05721.07
5.6.110.0070.05721.04
5.6.100.0200.07321.08
5.6.90.0170.04720.99
5.6.80.0000.04720.50
5.5.350.0230.03720.46
5.5.340.0030.05017.88
5.5.330.0030.04020.43
5.5.320.0230.07320.31
5.5.310.0200.04020.20
5.5.300.0070.08317.91
5.5.290.0030.06318.01
5.5.280.0070.08720.84
5.5.270.0070.04020.75
5.5.260.0070.06720.63
5.5.250.0170.05020.60
5.5.240.0030.08020.06
5.4.450.1700.05319.56
5.4.440.1600.03719.39
5.4.430.1900.04319.56
5.4.420.1700.03719.24
5.4.410.1770.03719.43
5.4.400.1770.04319.09
5.4.390.1830.03719.24
5.4.380.1670.03718.77
5.4.370.1570.04019.16
5.4.360.1700.04318.88
5.4.350.1600.03719.12
5.4.340.1530.04019.09
5.4.320.1730.05319.23
5.4.310.1830.05018.81
5.4.300.1830.04319.21
5.4.290.1430.04019.25
5.4.280.1670.03319.06
5.4.270.1600.03719.08
5.4.260.1670.03018.80
5.4.250.1930.03719.08
5.4.240.1870.04318.78
5.4.230.1630.03019.09
5.4.220.1600.03719.08
5.4.210.1730.04319.08
5.4.200.1870.04018.88
5.4.190.2170.03719.14
5.4.180.2030.03719.23
5.4.170.1870.03718.81
5.4.160.2230.04718.86
5.4.150.1670.03318.75
5.4.140.0700.03716.32
5.4.130.0000.04316.26
5.4.120.0100.04716.33
5.4.110.1130.04016.47
5.4.100.1300.03316.49
5.4.90.1570.03716.39
5.4.80.1630.03716.37
5.4.70.1430.03716.29
5.4.60.1400.04016.31
5.4.50.1670.03316.36
5.4.40.1700.03016.36
5.4.30.1570.03716.36
5.4.20.1630.03316.41
5.4.10.1600.03716.36
5.4.00.1500.03715.71
5.3.290.1670.03714.75
5.3.280.1530.04014.42
5.3.270.1330.04314.69
5.3.260.1530.03314.55
5.3.250.1630.03714.69
5.3.240.1630.03714.65
5.3.230.1630.03714.53
5.3.220.1670.03314.65
5.3.210.1630.03714.59
5.3.200.1700.03014.41
5.3.190.1430.03714.46
5.3.180.1900.04014.39
5.3.170.2030.04314.41
5.3.160.1970.04014.51
5.3.150.1500.03714.51
5.3.140.1670.04714.54
5.3.130.1670.04314.49
5.3.120.1830.04314.40
5.3.110.1830.04314.38
5.3.100.1570.03713.98
5.3.90.1830.03713.98
5.3.80.1830.04713.79
5.3.70.1670.02714.03
5.3.60.1800.04313.94
5.3.50.1770.03313.95
5.3.40.1870.04313.79
5.3.30.1900.04013.76
5.3.20.1770.05013.53
5.3.10.1670.03313.43
5.3.00.2000.03013.46
5.2.170.1300.03011.03
5.2.160.1570.03011.03
5.2.150.1430.03011.16
5.2.140.1500.03310.98
5.2.130.1570.03010.96
5.2.120.1600.03711.25
5.2.110.1300.03010.93
5.2.100.1530.04010.96
5.2.90.1600.03310.96
5.2.80.1500.04011.17
5.2.70.1330.03011.10
5.2.60.1630.03011.13
5.2.50.1500.03310.87
5.2.40.1200.02310.84
5.2.30.1070.03010.82
5.2.20.1200.03310.80
5.2.10.1330.03310.86
5.2.00.1070.02710.84
5.1.60.1230.0279.86
5.1.50.1370.02710.21
5.1.40.1130.0279.97
5.1.30.1170.02310.33
5.1.20.1030.02710.57
5.1.10.1070.02310.29
5.1.00.1030.02710.21
5.0.50.0770.0238.42
5.0.40.0570.0178.36
5.0.30.0630.0308.36
5.0.20.0770.0238.36
5.0.10.0630.0308.36
5.0.00.0530.0308.36
4.4.90.0500.0178.36
4.4.80.0530.0138.36
4.4.70.0600.0178.36
4.4.60.0670.0208.36
4.4.50.0630.0238.36
4.4.40.0600.0278.36
4.4.30.0530.0208.36
4.4.20.0530.0178.36
4.4.10.0530.0178.36
4.4.00.0700.0378.36
4.3.110.0630.0208.36
4.3.100.0630.0178.36
4.3.90.0800.0178.36
4.3.80.0670.0278.36
4.3.70.0670.0178.36
4.3.60.0570.0138.36
4.3.50.0630.0238.36
4.3.40.0530.0238.36
4.3.30.0000.0208.36
4.3.20.0000.0278.36
4.3.10.0000.0178.36
4.3.00.0000.0138.36

preferences:
33.56 ms | 401 KiB | 5 Q