3v4l.org

run code in 300+ PHP versions simultaneously
<?php $temp = 1900; $temp2 = '+' . $temp; var_dump($temp2); if (is_string($temp2)) {echo 'true';}

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)
8.3.60.0040.01116.50
8.3.50.0110.00722.93
8.3.40.0090.00618.86
8.3.30.0070.01019.06
8.3.20.0040.00420.21
8.3.10.0030.00523.70
8.3.00.0000.00819.13
8.2.180.0110.01118.41
8.2.170.0070.00722.96
8.2.160.0000.01420.38
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0040.00426.16
8.2.120.0080.00020.99
8.2.110.0080.00419.27
8.2.100.0070.00417.84
8.2.90.0000.00819.22
8.2.80.0040.00417.97
8.2.70.0060.00317.25
8.2.60.0060.00317.80
8.2.50.0000.00818.07
8.2.40.0040.00419.95
8.2.30.0000.00718.12
8.2.20.0030.00617.59
8.2.10.0030.00518.14
8.2.00.0040.00417.67
8.1.280.0180.00325.92
8.1.270.0070.00023.84
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00322.14
8.1.230.0090.00318.76
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0030.00617.36
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0040.00418.51
8.1.160.0040.00421.89
8.1.150.0040.00418.88
8.1.140.0060.00317.32
8.1.130.0030.00317.82
8.1.120.0030.00317.30
8.1.110.0000.00717.36
8.1.100.0040.00417.38
8.1.90.0060.00317.26
8.1.80.0000.00817.40
8.1.70.0000.00717.35
8.1.60.0030.00517.40
8.1.50.0000.00817.33
8.1.40.0040.00417.47
8.1.30.0050.00317.47
8.1.20.0040.00417.58
8.1.10.0000.00817.55
8.1.00.0050.00317.33
8.0.300.0000.00720.23
8.0.290.0040.00416.75
8.0.280.0030.00318.43
8.0.270.0000.00717.31
8.0.260.0000.00617.31
8.0.250.0000.00716.82
8.0.240.0100.00016.87
8.0.230.0000.00616.93
8.0.220.0040.00416.84
8.0.210.0030.00316.80
8.0.200.0000.00616.94
8.0.190.0000.00816.95
8.0.180.0000.00716.83
8.0.170.0040.00416.91
8.0.160.0040.00416.89
8.0.150.0000.00816.88
8.0.140.0070.00016.76
8.0.130.0030.00313.31
8.0.120.0050.00216.85
8.0.110.0000.00816.95
8.0.100.0000.00816.79
8.0.90.0080.00016.94
8.0.80.0070.01116.80
8.0.70.0040.00416.87
8.0.60.0070.00016.94
8.0.50.0000.00716.65
8.0.30.0060.01716.97
8.0.20.0090.00917.40
8.0.10.0050.00216.89
8.0.00.0100.01116.79
7.4.330.0020.00215.00
7.4.320.0030.00316.45
7.4.300.0030.00316.54
7.4.290.0020.00516.48
7.4.280.0030.00716.50
7.4.270.0060.00016.51
7.4.260.0070.00016.44
7.4.250.0000.00716.46
7.4.240.0050.00216.55
7.4.230.0030.00316.55
7.4.220.0180.00616.44
7.4.210.0090.00616.38
7.4.200.0030.00316.62
7.4.160.0190.00616.34
7.4.150.0090.00917.40
7.4.140.0170.00717.86
7.4.130.0120.00716.44
7.4.120.0100.00716.45
7.4.110.0100.00716.56
7.4.100.0180.00016.40
7.4.90.0090.00916.43
7.4.80.0030.01219.39
7.4.70.0070.01116.49
7.4.60.0110.00716.48
7.4.50.0030.00616.23
7.4.40.0090.01216.41
7.4.30.0090.00616.57
7.4.00.0000.00914.57
7.3.330.0000.00513.06
7.3.320.0040.00413.04
7.3.310.0030.00316.00
7.3.300.0000.00716.15
7.3.290.0060.00616.19
7.3.280.0080.00916.23
7.3.270.0090.00817.40
7.3.260.0180.00616.46
7.3.250.0130.00816.36
7.3.240.0070.01016.36
7.3.230.0170.00316.39
7.3.210.0090.00916.24
7.3.200.0170.00019.39
7.3.190.0130.00916.32
7.3.180.0090.00616.31
7.3.170.0040.01216.30
7.3.160.0110.00416.20
7.3.10.0030.01216.53
7.3.00.0050.00516.62
7.2.330.0080.01116.48
7.2.320.0080.00816.42
7.2.310.0110.00516.65
7.2.300.0040.01416.55
7.2.290.0070.01016.70
7.2.130.0060.00916.94
7.2.120.0060.00916.75
7.2.110.0070.00717.02
7.2.100.0120.00316.69
7.2.90.0060.01016.85
7.2.80.0100.00317.03
7.2.70.0120.00816.74
7.2.60.0080.00916.88
7.2.50.0060.00916.72
7.2.40.0040.01116.74
7.2.30.0100.00716.66
7.2.20.0040.01517.02
7.2.10.0060.00916.85
7.2.00.0130.00316.84
7.1.250.0080.00415.57
7.1.100.0070.01018.12
7.1.70.0030.00717.32
7.1.60.0140.01019.40
7.1.50.0120.01217.03
7.1.00.0030.07722.48
7.0.200.0000.00716.52
7.0.140.0000.07722.01
7.0.60.0100.08019.98
7.0.50.0000.06717.87
7.0.40.0070.07720.20
7.0.30.0470.05320.20
7.0.20.0300.08320.16
7.0.10.0030.04719.99
7.0.00.0030.04319.95
5.6.280.0030.07321.02
5.6.210.0130.07320.53
5.6.200.0100.08318.22
5.6.190.0000.05020.56
5.6.180.0200.04320.41
5.6.170.0170.04320.47
5.6.160.0070.06320.49
5.6.150.0000.04318.21
5.6.140.0070.05318.17
5.6.130.0070.06318.16
5.6.120.0070.07320.99
5.6.110.0030.08021.10
5.6.100.0070.04021.04
5.6.90.0030.09021.09
5.6.80.0030.09020.53
5.5.350.4130.03720.52
5.5.340.0000.04318.01
5.5.330.0130.07320.26
5.5.320.0430.07320.32
5.5.310.0230.07720.23
5.5.300.0130.04718.00
5.5.290.0030.08317.89
5.5.280.0130.07720.89
5.5.270.0070.04320.97
5.5.260.0130.08020.89
5.5.250.0070.06720.77
5.5.240.0170.07320.11
5.4.450.0830.04319.43
5.4.440.0070.04319.59
5.4.430.0130.05019.45
5.4.420.0030.04719.20
5.4.410.0100.04719.28
5.4.400.0170.04019.25
5.4.390.0330.04018.81
5.4.380.0330.05718.74
5.4.370.0200.06718.55
5.4.360.0170.06318.66
5.4.350.0230.06318.68
5.4.340.0430.07018.69
5.4.320.0050.03812.45
5.4.310.0060.03812.45
5.4.300.0090.04112.46
5.4.290.0080.04612.45
5.4.280.0020.04012.35
5.4.270.0060.03512.34
5.4.260.0060.03812.34
5.4.250.0070.04012.35
5.4.240.0040.03712.34
5.4.230.0060.03712.34
5.4.220.0110.04612.34
5.4.210.0030.04312.34
5.4.200.0060.03812.34
5.4.190.0060.03612.34
5.4.180.0070.03412.33
5.4.170.0080.04312.34
5.4.160.0110.03712.34
5.4.150.0070.03412.34
5.4.140.0040.03812.02
5.4.130.0070.03512.01
5.4.120.0070.05511.96
5.4.110.0060.03511.96
5.4.100.0100.03011.96
5.4.90.0120.02911.96
5.4.80.0090.03411.96
5.4.70.0020.04511.96
5.4.60.0120.03611.96
5.4.50.0050.03511.96
5.4.40.0070.03411.95
5.4.30.0070.03511.95
5.4.20.0040.03611.95
5.4.10.0070.03711.95
5.4.00.0050.03911.44
5.3.290.0090.03612.80
5.3.280.0030.04012.71
5.3.270.0090.04612.72
5.3.260.0050.03912.72
5.3.250.0060.03712.72
5.3.240.0050.04312.72
5.3.230.0080.03912.71
5.3.220.0050.03712.68
5.3.210.0070.04612.68
5.3.200.0090.03712.68
5.3.190.0090.03412.68
5.3.180.0020.04012.68
5.3.170.0080.03812.67
5.3.160.0070.03712.68
5.3.150.0030.03912.67
5.3.140.0060.03512.66
5.3.130.0060.04112.66
5.3.120.0050.04112.66
5.3.110.0080.03812.66
5.3.100.0050.04112.12
5.3.90.0060.03612.08
5.3.80.0090.03312.08
5.3.70.0070.03512.07
5.3.60.0050.03712.07
5.3.50.0050.03812.00
5.3.40.0060.03912.00
5.3.30.0050.04211.94
5.3.20.0040.03711.72
5.3.10.0040.04011.69
5.3.00.0040.03911.68
5.2.170.0050.0319.18
5.2.160.0070.0279.18
5.2.150.0040.0339.18
5.2.140.0050.0309.17
5.2.130.0050.0329.13
5.2.120.0050.0309.13
5.2.110.0030.0319.14
5.2.100.0040.0309.14
5.2.90.0070.0319.13
5.2.80.0080.0329.13
5.2.70.0080.0299.13
5.2.60.0040.0319.09
5.2.50.0070.0289.05
5.2.40.0090.0259.03
5.2.30.0060.0389.00
5.2.20.0060.0339.00
5.2.10.0060.0338.93
5.2.00.0050.0288.79
5.1.60.0030.0278.07
5.1.50.0070.0268.07
5.1.40.0030.0298.05
5.1.30.0060.0278.41
5.1.20.0050.0358.43
5.1.10.0050.0258.15
5.1.00.0080.0308.15
5.0.50.0040.0256.63
5.0.40.0040.0196.48
5.0.30.0040.0346.30
5.0.20.0060.0246.27
5.0.10.0040.0186.25
5.0.00.0030.0306.23
4.4.90.0050.0214.78
4.4.80.0020.0154.75
4.4.70.0060.0244.76
4.4.60.0030.0154.75
4.4.50.0020.0164.77
4.4.40.0050.0334.71
4.4.30.0040.0144.76
4.4.20.0040.0144.84
4.4.10.0060.0144.85
4.4.00.0060.0264.76
4.3.110.0040.0144.67
4.3.100.0010.0164.66
4.3.90.0030.0164.64
4.3.80.0030.0324.58
4.3.70.0030.0134.63
4.3.60.0050.0134.63
4.3.50.0040.0144.63
4.3.40.0020.0254.54
4.3.30.0030.0193.29
4.3.20.0030.0243.27
4.3.10.0000.0183.23
4.3.00.0000.02015.62

preferences:
40.52 ms | 401 KiB | 5 Q