3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 123 + 123 ; echo "\n"; echo 0123 + 123 ; echo "\n"; echo "\n"; echo "123" + 123 ; echo "\n"; echo "0123" + 123 ; echo "\n"; echo " 123" + 123 ; echo "\n"; echo "123 " + 123 ; echo "\n"; echo 123 + "123" ; echo "\n"; echo 123 + "0123" ; echo "\n"; echo 123 + " 123" ; echo "\n"; echo 123 + "123 "; echo "\n"; echo "\n"; echo array(123) + 123; echo "\n"; echo 123 + array(123); echo "\n";

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)
8.3.40.0040.01118.70
8.3.30.0120.00619.09
8.3.20.0000.00820.34
8.3.10.0080.00023.59
8.3.00.0060.00317.38
8.2.170.0110.00422.96
8.2.160.0100.00320.39
8.2.150.0030.00624.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0070.00019.64
8.2.110.0090.00021.96
8.2.100.0100.00018.56
8.1.270.0090.00023.79
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0030.00618.48
8.1.230.0030.00718.48
5.4.340.0080.04211.96
5.4.320.0060.04212.45
5.4.310.0040.04012.45
5.4.300.0030.03912.45
5.4.290.0070.03912.45
5.4.280.0060.03612.35
5.4.270.0050.03712.35
5.4.260.0060.03812.34
5.4.250.0070.04312.35
5.4.240.0090.03812.34
5.4.230.0070.04312.34
5.4.220.0090.03412.34
5.4.210.0080.03312.34
5.4.200.0020.04212.34
5.4.190.0050.03912.34
5.4.180.0080.04312.34
5.4.170.0040.03812.35
5.4.160.0070.04312.34
5.4.150.0070.04012.34
5.4.140.0080.03712.02
5.4.130.0090.03512.01
5.4.120.0080.04911.97
5.4.110.0070.04311.96
5.4.100.0080.03811.96
5.4.90.0080.03711.96
5.4.80.0040.04511.97
5.4.70.0060.03511.96
5.4.60.0070.03711.96
5.4.50.0110.04811.96
5.4.40.0060.03911.95
5.4.30.0110.04611.95
5.4.20.0070.04211.95
5.4.10.0050.03711.95
5.4.00.0080.04611.44
5.3.290.0090.03912.80
5.3.280.0040.04012.71
5.3.270.0050.04112.72
5.3.260.0020.04612.71
5.3.250.0110.03912.72
5.3.240.0090.04412.72
5.3.230.0060.05212.71
5.3.220.0090.04212.68
5.3.210.0100.03812.68
5.3.200.0120.06712.68
5.3.190.0050.04012.68
5.3.180.0060.04212.67
5.3.170.0100.03512.67
5.3.160.0040.03912.67
5.3.150.0080.03512.68
5.3.140.0120.03312.66
5.3.130.0060.03912.65
5.3.120.0100.03512.66
5.3.110.0070.03812.66
5.3.100.0100.03512.11
5.3.90.0090.03412.09
5.3.80.0070.03612.07
5.3.70.0080.03412.08
5.3.60.0040.03812.06
5.3.50.0030.03912.00
5.3.40.0070.03412.00
5.3.30.0090.03911.96
5.3.20.0130.03211.73
5.3.10.0060.03811.69
5.3.00.0070.03611.68
5.2.170.0020.0339.18
5.2.160.0040.0339.18
5.2.150.0080.0289.18
5.2.140.0020.0339.18
5.2.130.0060.0289.14
5.2.120.0050.0299.14
5.2.110.0020.0339.15
5.2.100.0020.0319.14
5.2.90.0090.0349.14
5.2.80.0080.0319.14
5.2.70.0050.0349.14
5.2.60.0040.0319.10
5.2.50.0040.0369.06
5.2.40.0080.0259.03
5.2.30.0020.0329.01
5.2.20.0100.0309.00
5.2.10.0070.0298.94
5.2.00.0030.0338.80
5.1.60.0040.0268.08
5.1.50.0040.0268.07
5.1.40.0070.0278.06
5.1.30.0070.0288.41
5.1.20.0070.0298.43
5.1.10.0040.0288.16
5.1.00.0060.0268.16
5.0.50.0080.0236.63
5.0.40.0070.0236.49
5.0.30.0050.0386.30
5.0.20.0060.0206.30
5.0.10.0060.0206.28
5.0.00.0050.0376.27
4.4.90.0060.0194.78
4.4.80.0040.0184.75
4.4.70.0020.0204.75
4.4.60.0040.0164.76
4.4.50.0020.0204.77
4.4.40.0040.0304.71
4.4.30.0040.0184.76
4.4.20.0020.0164.84
4.4.10.0030.0184.85
4.4.00.0030.0274.75
4.3.110.0040.0174.67
4.3.100.0030.0164.66
4.3.90.0010.0184.64
4.3.80.0030.0254.59
4.3.70.0030.0174.63
4.3.60.0010.0234.63
4.3.50.0010.0224.62
4.3.40.0030.0264.54
4.3.30.0040.0183.32
4.3.20.0030.0173.30
4.3.10.0010.0193.26
4.3.00.0200.01310.07

preferences:
32.45 ms | 400 KiB | 5 Q