3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var11 = '12345'; $var12 = '22b'; $var13 = '12345x'; $var14 = '22'; $var15 = 12345; $var16 = 22; say("string comparisons:"); comparevar('var11 and var12', $var11, $var12); comparevar('var12 and var11', $var12, $var11); say("one numeric string, one string, make string comparisons:"); comparevar('var13 and var14', $var13, $var14); comparevar('var14 and var13', $var14, $var13); say("two numeric strings make numeric comparisons:"); comparevar('var11 and var14', $var11, $var14); comparevar('var14 and var11', $var14, $var11); say("two strings make string comparisons:"); comparevar('var12 and var13', $var12, $var13); comparevar('var13 and var12', $var13, $var12); say("two numbers make numeric comparisons:"); comparevar('var15 and var16', $var15, $var16); comparevar('var16 and var15', $var16, $var15); say("one numeric string, one number, make numeric comparisons:"); comparevar('var11 and var14', $var11, $var14); comparevar('var14 and var11', $var14, $var11); comparevar('var15 and var16', $var15, $var16); comparevar('var16 and var15', $var16, $var15); comparevar('var11 and var15', $var11, $var15); comparevar('var16 and var14', $var16, $var14); function comparevar($tag, $arg1, $arg2) { echo("$tag: "); if ($arg1 === $arg2) { say("$arg1 === $arg2"); } if ($arg1 == $arg2) { say("$arg1 == $arg2"); } if ($arg1 < $arg2) { say("$arg1 < $arg2"); } if ($arg1 > $arg2) { say("$arg1 > $arg2"); } } function say($str) { echo $str, "\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)
8.3.40.0090.00618.79
8.3.30.0100.00318.92
8.3.20.0040.00420.25
8.3.10.0050.00323.46
8.3.00.0050.00319.38
8.2.170.0090.00622.96
8.2.160.0060.00920.34
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0110.00321.06
8.2.110.0040.00420.56
8.2.100.0090.00317.95
8.2.90.0090.00218.91
8.2.80.0050.00317.97
8.2.70.0080.00317.50
8.2.60.0000.00818.04
8.2.50.0080.00018.07
8.2.40.0000.00818.18
8.2.30.0040.00418.09
8.2.20.0040.00417.73
8.2.10.0030.00618.19
8.2.00.0050.00317.66
8.1.270.0050.00323.92
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0030.00622.10
8.1.230.0080.00418.97
8.1.220.0080.00017.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0040.00417.25
8.1.180.0030.00518.10
8.1.170.0030.00618.70
8.1.160.0060.00321.92
8.1.150.0000.00818.80
8.1.140.0090.00017.48
8.1.130.0000.00717.77
8.1.120.0000.00717.50
8.1.110.0050.00317.40
8.1.100.0040.00417.50
8.1.90.0000.00717.54
8.1.80.0050.00217.44
8.1.70.0070.00017.44
8.1.60.0030.00517.67
8.1.50.0040.00417.60
8.1.40.0040.00417.43
8.1.30.0040.00417.62
8.1.20.0000.00917.68
8.1.10.0040.00417.61
8.1.00.0050.00217.52
8.0.300.0040.00418.77
8.0.290.0090.00016.88
8.0.280.0030.00318.39
8.0.270.0040.00417.22
8.0.260.0000.00617.31
8.0.250.0000.00816.91
8.0.240.0060.00316.91
8.0.230.0000.00816.97
8.0.220.0000.00716.87
8.0.210.0040.00416.93
8.0.200.0060.00016.97
8.0.190.0080.00016.89
8.0.180.0000.00716.94
8.0.170.0000.00816.97
8.0.160.0000.00717.04
8.0.150.0020.00516.84
8.0.140.0000.00716.72
8.0.130.0050.00013.35
8.0.120.0030.00616.90
8.0.110.0030.00516.89
8.0.100.0040.00416.80
8.0.90.0070.00016.91
8.0.80.0100.00616.98
8.0.70.0040.00416.80
8.0.60.0000.00716.87
8.0.50.0000.00816.97
8.0.30.0080.01117.02
8.0.20.0090.01117.40
8.0.10.0040.00416.99
8.0.00.0090.00816.79
7.4.330.0020.00215.20
7.4.320.0060.00016.69
7.4.300.0030.00316.62
7.4.290.0000.00716.49
7.4.280.0000.00716.43
7.4.270.0030.00316.57
7.4.260.0030.00316.48
7.4.250.0030.00616.59
7.4.240.0040.00416.49
7.4.230.0030.00316.54
7.4.220.0120.00616.61
7.4.210.0060.01016.71
7.4.200.0000.00716.48
7.4.160.0110.00516.48
7.4.150.0180.00317.40
7.4.140.0070.01117.86
7.4.130.0130.00516.54
7.4.120.0110.00616.60
7.4.110.0130.00516.61
7.4.100.0100.01016.35
7.4.90.0110.00816.45
7.4.80.0060.01219.39
7.4.70.0080.00816.61
7.4.60.0170.00316.57
7.4.50.0050.00016.20
7.4.40.0100.00716.75
7.4.30.0060.01016.52
7.4.00.0030.01214.69
7.3.330.0030.00313.37
7.3.320.0030.00313.41
7.3.310.0000.00716.40
7.3.300.0040.00416.39
7.3.290.0080.00516.41
7.3.280.0070.00916.41
7.3.270.0060.01317.40
7.3.260.0170.00616.34
7.3.250.0100.00716.50
7.3.240.0120.00616.71
7.3.230.0080.01516.40
7.3.210.0070.01016.42
7.3.200.0050.01119.39
7.3.190.0160.00616.63
7.3.180.0030.01316.49
7.3.170.0060.00916.41
7.3.160.0110.01116.42
7.2.330.0040.01416.55
7.2.320.0110.00716.63
7.2.310.0060.01616.81
7.2.300.0130.01016.58
7.2.290.0150.00316.41
7.2.60.0000.01616.93
7.1.200.0070.00715.88
7.1.70.0030.00517.11
7.1.60.0060.01919.46
7.1.50.0130.01016.89
7.1.00.0070.07322.54
7.0.200.0070.00316.91
7.0.140.0030.07322.05
7.0.60.0030.08019.92
7.0.50.0070.03717.87
7.0.40.0030.07020.23
7.0.30.0230.04720.26
7.0.20.0230.07720.23
7.0.10.0200.08020.06
7.0.00.0030.08020.16
5.6.280.0100.06720.88
5.6.210.0100.07020.64
5.6.200.0100.08018.19
5.6.190.0070.08720.33
5.6.180.0400.09020.47
5.6.170.0230.04320.54
5.6.160.0070.05720.51
5.6.150.0170.05718.19
5.6.140.0030.08318.14
5.6.130.0170.06318.20
5.6.120.0070.08721.14
5.6.110.0170.07721.03
5.6.100.0030.06321.15
5.6.90.0000.08321.00
5.6.80.0100.05720.55
5.6.70.4300.03720.37
5.5.350.0070.08720.35
5.5.340.0070.07718.05
5.5.330.0130.04020.31
5.5.320.0300.07020.30
5.5.310.0370.07020.38
5.5.300.0030.05017.98
5.5.290.0070.06717.98
5.5.280.0030.06320.89
5.5.270.0030.09020.69
5.5.260.0070.04020.90
5.5.250.0200.06720.81
5.5.240.0230.07020.37
5.4.450.0370.03719.42
5.4.440.0370.03319.20
5.4.430.0130.03019.27
5.4.420.0170.03019.16
5.4.410.0200.05019.27
5.4.400.0100.04718.95
5.4.390.0000.05019.12
5.4.380.0530.06718.59
5.4.370.0370.05018.77
5.4.360.0500.04018.71
5.4.350.0300.05318.78
5.4.340.0300.05718.73
5.4.320.0030.04112.52
5.4.310.0050.03912.51
5.4.300.0040.03812.52
5.4.290.0020.04212.52
5.4.280.0040.03712.41
5.4.270.0050.03612.41
5.4.260.0060.03912.41
5.4.250.0040.03812.41
5.4.240.0070.03512.41
5.4.230.0050.04012.41
5.4.220.0080.03412.41
5.4.210.0080.03912.40
5.4.200.0040.04512.41
5.4.190.0030.03812.40
5.4.180.0050.03712.40
5.4.170.0050.04312.41
5.4.160.0090.03712.40
5.4.150.0040.04012.40
5.4.140.0060.03912.09
5.4.130.0070.03512.06
5.4.120.0070.03412.03
5.4.110.0070.03612.03
5.4.100.0060.03612.03
5.4.90.0060.03712.03
5.4.80.0060.03612.03
5.4.70.0050.03512.02
5.4.60.0060.03412.02
5.4.50.0040.03912.02
5.4.40.0100.03212.01
5.4.30.0030.03912.01
5.4.20.0050.03512.01
5.4.10.0060.03412.01
5.4.00.0050.03711.50
5.3.290.0080.03712.80
5.3.280.0050.03912.71
5.3.270.0060.04112.72
5.3.260.0090.03612.72
5.3.250.0090.03412.72
5.3.240.0060.03712.72
5.3.230.0070.04312.71
5.3.220.0040.03812.68
5.3.210.0070.03912.68
5.3.200.0070.03612.68
5.3.190.0070.03712.68
5.3.180.0080.03612.68
5.3.170.0030.04012.67
5.3.160.0060.03612.67
5.3.150.0070.03712.68
5.3.140.0050.03712.66
5.3.130.0060.03812.66
5.3.120.0030.04112.65
5.3.110.0090.03612.66
5.3.100.0070.03612.14
5.3.90.0050.03712.11
5.3.80.0060.03612.11
5.3.70.0030.04212.11
5.3.60.0080.03412.10
5.3.50.0070.03612.04
5.3.40.0050.03912.04
5.3.30.0090.03212.00
5.3.20.0060.03611.79
5.3.10.0030.03711.75
5.3.00.0060.03711.74
5.2.170.0040.0319.24
5.2.160.0030.0309.25
5.2.150.0020.0339.25
5.2.140.0060.0339.24
5.2.130.0040.0299.20
5.2.120.0050.0279.20
5.2.110.0070.0349.20
5.2.100.0040.0289.20
5.2.90.0060.0309.20
5.2.80.0080.0279.20
5.2.70.0050.0399.19
5.2.60.0070.0309.15
5.2.50.0070.0349.12
5.2.40.0060.0359.10
5.2.30.0080.0289.07
5.2.20.0080.0279.05
5.2.10.0040.0288.96
5.2.00.0040.0348.82
5.1.60.0080.0198.11
5.1.50.0060.0238.11
5.1.40.0030.0258.09
5.1.30.0030.0328.43
5.1.20.0030.0318.46
5.1.10.0050.0278.18
5.1.00.0060.0248.18
5.0.50.0030.0246.68
5.0.40.0020.0236.54
5.0.30.0020.0336.34
5.0.20.0050.0236.33
5.0.10.0040.0196.32
5.0.00.0050.0296.31
4.4.90.0040.0144.78
4.4.80.0040.0174.75
4.4.70.0060.0154.75
4.4.60.0040.0144.75
4.4.50.0050.0184.77
4.4.40.0040.0264.71
4.4.30.0010.0174.76
4.4.20.0040.0214.84
4.4.10.0000.0184.84
4.4.00.0020.0304.76
4.3.110.0060.0134.67
4.3.100.0060.0124.66
4.3.90.0040.0214.63
4.3.80.0050.0274.61
4.3.70.0030.0144.63
4.3.60.0030.0154.63
4.3.50.0020.0164.63
4.3.40.0030.0244.55
4.3.30.0010.0173.36
4.3.20.0020.0163.34
4.3.10.0010.0173.30
4.3.00.0000.01315.69

preferences:
37.26 ms | 400 KiB | 5 Q