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); say("one string, one number, make numeric comparisons:"); comparevar('var13 and var15', $var13, $var15); comparevar('var12 and var16', $var12, $var16); comparevar('var13 and var16', $var13, $var16); comparevar('var15 and var12', $var15, $var12); say("and then some weirdness"); comparevar('var13 and var14', $var13, $var14); comparevar('var13 and var16', $var13, $var16); comparevar('var14 and var13', $var14, $var13); comparevar('var16 and var13', $var16, $var13); comparevar('var14 and var16', $var14, $var16); function comparevar($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 > $arg2"); } if (((! ($arg1 < $arg2)) != ($arg1 > $arg2)) and ($arg1 != $arg2)) {say("screwy 1");} } function say($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)
8.3.60.0100.01016.38
8.3.50.0160.00622.93
8.3.40.0070.00718.67
8.3.30.0070.00719.09
8.3.20.0040.00420.34
8.3.10.0080.00023.68
8.3.00.0060.00319.38
8.2.180.0060.01218.16
8.2.170.0140.00722.96
8.2.160.0040.01120.48
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0000.01026.16
8.2.120.0080.00021.02
8.2.110.0030.00820.38
8.2.100.0080.00418.16
8.2.90.0080.00019.26
8.2.80.0030.00517.97
8.2.70.0040.00417.50
8.2.60.0040.00417.80
8.2.50.0030.00518.07
8.2.40.0000.00918.34
8.2.30.0000.00818.27
8.2.20.0040.00417.76
8.2.10.0040.00418.05
8.2.00.0040.00417.79
8.1.280.0120.00625.92
8.1.270.0030.00623.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00922.21
8.1.230.0040.00719.28
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0050.00317.35
8.1.180.0080.00018.10
8.1.170.0030.00518.62
8.1.160.0000.00822.10
8.1.150.0060.00318.96
8.1.140.0030.00617.51
8.1.130.0020.00517.94
8.1.120.0000.00817.61
8.1.110.0040.00417.44
8.1.100.0070.00017.42
8.1.90.0040.00417.38
8.1.80.0040.00417.47
8.1.70.0020.00517.47
8.1.60.0060.00317.68
8.1.50.0000.00717.60
8.1.40.0020.00517.49
8.1.30.0050.00317.62
8.1.20.0050.00317.60
8.1.10.0000.00817.56
8.1.00.0040.00417.54
8.0.300.0000.00818.77
8.0.290.0030.00617.00
8.0.280.0080.00018.50
8.0.270.0000.00717.30
8.0.260.0030.00517.34
8.0.250.0000.00716.91
8.0.240.0040.00417.10
8.0.230.0070.00016.93
8.0.220.0030.00316.95
8.0.210.0050.00316.97
8.0.200.0000.00717.07
8.0.190.0050.00216.96
8.0.180.0040.00417.01
8.0.170.0050.00317.03
8.0.160.0090.00016.85
8.0.150.0040.00416.91
8.0.140.0080.00016.76
8.0.130.0070.00013.46
8.0.120.0000.00716.83
8.0.110.0000.00716.91
8.0.100.0020.00516.84
8.0.90.0070.00016.99
8.0.80.0100.01017.02
8.0.70.0050.00217.00
8.0.60.0000.00816.87
8.0.50.0040.00416.84
8.0.30.0100.01017.31
8.0.20.0080.01317.40
8.0.10.0040.00417.07
8.0.00.0090.01016.82
7.4.330.0030.00315.09
7.4.320.0020.00516.58
7.4.300.0000.00616.56
7.4.290.0050.00216.70
7.4.280.0080.00016.56
7.4.270.0040.00416.65
7.4.260.0000.00716.55
7.4.250.0080.00016.60
7.4.240.0020.00616.59
7.4.230.0070.00016.72
7.4.220.0030.01416.72
7.4.210.0100.00316.68
7.4.200.0030.00316.68
7.4.160.0120.00416.55
7.4.150.0120.01017.40
7.4.140.0050.01317.86
7.4.130.0070.01016.55
7.4.120.0090.00816.59
7.4.110.0100.01016.55
7.4.100.0120.00916.76
7.4.90.0040.01516.63
7.4.80.0090.00919.39
7.4.70.0090.00616.75
7.4.60.0140.00316.67
7.4.50.0030.00316.68
7.4.40.0060.01216.59
7.4.30.0060.01116.48
7.4.10.0070.01115.06
7.4.00.0060.01215.26
7.3.330.0000.00513.46
7.3.320.0030.00313.52
7.3.310.0050.00216.43
7.3.300.0070.00016.49
7.3.290.0080.01316.44
7.3.280.0070.00916.42
7.3.270.0160.00317.40
7.3.260.0130.00616.43
7.3.250.0100.00716.64
7.3.240.0030.01816.46
7.3.230.0030.02216.67
7.3.210.0120.00616.54
7.3.200.0180.00319.39
7.3.190.0030.01416.43
7.3.180.0030.01316.73
7.3.170.0110.00516.63
7.3.160.0100.00716.64
7.3.130.0060.01314.89
7.3.120.0090.00314.77
7.3.110.0100.01014.67
7.3.100.0000.01515.13
7.3.90.0060.01014.94
7.3.80.0090.00014.99
7.3.70.0040.01114.86
7.3.60.0040.01114.97
7.3.50.0040.01014.93
7.3.40.0030.00814.95
7.3.30.0060.00914.82
7.3.20.0060.00616.71
7.3.10.0070.00716.76
7.3.00.0060.00616.89
7.2.330.0120.00916.80
7.2.320.0130.00516.52
7.2.310.0120.00616.66
7.2.300.0070.01016.48
7.2.290.0070.01016.84
7.2.260.0000.01714.84
7.2.250.0120.00615.05
7.2.240.0030.00715.02
7.2.230.0030.01415.00
7.2.220.0040.01415.25
7.2.210.0030.00914.98
7.2.200.0060.01014.90
7.2.190.0000.01414.83
7.2.180.0030.00915.14
7.2.170.0070.01014.98
7.2.160.0030.01314.78
7.2.150.0060.00916.70
7.2.140.0110.00316.87
7.2.130.0070.00716.93
7.2.120.0030.01016.94
7.2.110.0070.00816.76
7.2.100.0060.00516.86
7.2.90.0050.00917.02
7.2.80.0060.00916.79
7.2.70.0080.00616.94
7.2.60.0050.00816.84
7.2.50.0030.00816.94
7.2.40.0080.00516.99
7.2.30.0050.01016.78
7.2.20.0040.00616.79
7.2.10.0040.01016.94
7.2.00.0050.00917.60
7.1.330.0060.00616.11
7.1.320.0030.01315.68
7.1.310.0070.00715.88
7.1.300.0030.01016.00
7.1.290.0070.00415.80
7.1.280.0070.01015.86
7.1.270.0090.00615.50
7.1.260.0070.00715.77
7.1.250.0020.01015.68
7.1.240.0060.00915.93
7.1.230.0050.00515.91
7.1.220.0090.00915.94
7.1.210.0040.00815.54
7.1.200.0080.00415.77
7.1.190.0100.00315.96
7.1.180.0030.00715.95
7.1.170.0100.00315.73
7.1.160.0030.00615.95
7.1.150.0000.01415.92
7.1.140.0000.01015.98
7.1.130.0000.01515.62
7.1.120.0040.00715.85
7.1.110.0110.00716.01
7.1.100.0040.01016.89
7.1.90.0080.00415.77
7.1.80.0100.00315.86
7.1.70.0020.00816.56
7.1.60.0090.01117.73
7.1.50.0050.01516.48
7.1.40.0030.00615.54
7.1.30.0170.00015.86
7.1.20.0070.00715.91
7.1.10.0000.01515.76
7.1.00.0040.04419.04
7.0.330.0070.00715.60
7.0.320.0030.01015.57
7.0.310.0050.00315.27
7.0.300.0030.01015.58
7.0.290.0060.00315.37
7.0.280.0040.01215.57
7.0.270.0030.01015.39
7.0.260.0070.00715.59
7.0.250.0030.01315.44
7.0.240.0070.01015.24
7.0.230.0120.00015.64
7.0.220.0030.00615.60
7.0.210.0060.00615.46
7.0.200.0050.00716.16
7.0.190.0030.01315.27
7.0.180.0030.01015.31
7.0.170.0070.00715.54
7.0.160.0070.00315.27
7.0.150.0060.01215.55
7.0.140.0080.04018.67
7.0.130.0060.00615.47
7.0.120.0070.00715.40
7.0.110.0000.01315.10
7.0.100.0070.01015.27
7.0.90.0090.00615.27
7.0.80.0120.00315.39
7.0.70.0090.00615.19
7.0.60.0020.03917.79
7.0.50.0050.02016.84
7.0.40.0100.04216.89
7.0.30.0170.03216.74
7.0.20.0170.02216.82
7.0.10.0160.04516.95
7.0.00.0150.03716.87
5.6.400.0030.01014.40
5.6.390.0100.00314.33
5.6.380.0000.01114.25
5.6.370.0030.00914.52
5.6.360.0070.00714.41
5.6.350.0110.00314.34
5.6.340.0060.00614.57
5.6.330.0000.00914.34
5.6.320.0100.00714.27
5.6.310.0040.01614.35
5.6.300.0030.01514.57
5.6.290.0030.00814.09
5.6.280.0050.04017.77
5.6.270.0120.00314.54
5.6.260.0040.00414.07
5.6.250.0040.00414.17
5.6.240.0100.00614.35
5.6.230.0090.00914.70
5.6.220.0070.01114.48
5.6.210.0030.03117.45
5.6.200.0050.04716.20
5.6.190.0050.04117.42
5.6.180.0170.02917.52
5.6.170.0120.04317.37
5.6.160.0070.03317.40
5.6.150.0050.04316.28
5.6.140.0080.02216.29
5.6.130.0110.02616.33
5.6.120.0050.04317.74
5.6.110.0110.04117.68
5.6.100.0050.04917.74
5.6.90.0060.04117.65
5.6.80.0050.04517.51
5.6.70.2270.02317.43
5.6.60.0090.00314.25
5.6.50.0000.01614.29
5.6.40.0160.00014.34
5.6.30.0100.00714.45
5.6.20.0030.00914.15
5.6.10.0040.00814.34
5.6.00.0070.01014.20
5.5.380.0100.00314.30
5.5.370.0060.00814.34
5.5.360.0060.00614.37
5.5.350.0100.03317.47
5.5.340.0020.02816.15
5.5.330.0030.02817.18
5.5.320.0240.04017.51
5.5.310.0140.04617.24
5.5.300.0050.04216.14
5.5.290.0050.03316.08
5.5.280.0080.02817.59
5.5.270.0070.04317.44
5.5.260.0070.04217.61
5.5.250.0070.04217.56
5.5.240.0160.03717.21
5.5.230.0030.00614.12
5.5.220.0030.01014.36
5.5.210.0060.00614.05
5.5.200.0040.01214.34
5.5.190.0040.01114.39
5.5.180.0070.00314.17
5.5.170.0030.01313.87
5.5.160.0140.00314.33
5.5.150.0070.01014.10
5.5.140.0040.00714.26
5.5.130.0070.00714.41
5.5.120.0060.00914.17
5.5.110.0060.00914.07
5.5.100.0060.00914.13
5.5.90.0030.01314.36
5.5.80.0060.00614.10
5.5.70.0030.01014.00
5.5.60.0070.01014.25
5.5.50.0080.00514.27
5.5.40.0160.00014.26
5.5.30.0030.01414.11
5.5.20.0000.01114.20
5.5.10.0090.00614.02
5.5.00.0080.00314.36
5.4.450.0120.02015.90
5.4.440.0100.02815.74
5.4.430.0280.02515.93
5.4.420.0130.02615.86
5.4.410.0120.02215.80
5.4.400.0100.01815.77
5.4.390.0170.02315.78
5.4.380.0260.02815.54
5.4.370.0220.02515.43
5.4.360.0270.02815.42
5.4.350.0190.02715.57
5.4.340.0170.03215.47
5.4.330.0070.00412.31
5.4.320.0060.02312.42
5.4.310.0070.02412.41
5.4.300.0100.02212.42
5.4.290.0070.02612.42
5.4.280.0060.02012.37
5.4.270.0080.02312.37
5.4.260.0060.02312.37
5.4.250.0040.02112.37
5.4.240.0020.02512.37
5.4.230.0040.02312.36
5.4.220.0060.02012.36
5.4.210.0070.01912.36
5.4.200.0060.02012.36
5.4.190.0050.02012.36
5.4.180.0040.02612.36
5.4.170.0050.02412.36
5.4.160.0040.02112.36
5.4.150.0020.02412.36
5.4.140.0050.02412.20
5.4.130.0040.02212.20
5.4.120.0060.02412.17
5.4.110.0090.01812.17
5.4.100.0040.02412.17
5.4.90.0080.01712.17
5.4.80.0090.02212.17
5.4.70.0040.02212.17
5.4.60.0060.02112.17
5.4.50.0070.02312.17
5.4.40.0070.02312.16
5.4.30.0040.02012.16
5.4.20.0060.02012.16
5.4.10.0070.02412.16
5.4.00.0060.02511.90
5.3.290.0120.04912.80
5.3.280.0070.03712.71
5.3.270.0070.03812.72
5.3.260.0080.04712.72
5.3.250.0030.04012.71
5.3.240.0060.03712.72
5.3.230.0070.03612.71
5.3.220.0090.04212.68
5.3.210.0060.04312.68
5.3.200.0110.03212.68
5.3.190.0070.03812.68
5.3.180.0070.03612.67
5.3.170.0090.03512.67
5.3.160.0070.03712.67
5.3.150.0110.03312.67
5.3.140.0070.03612.66
5.3.130.0070.04012.66
5.3.120.0060.03912.66
5.3.110.0040.04112.66
5.3.100.0060.03812.14
5.3.90.0050.03812.13
5.3.80.0040.03912.11
5.3.70.0040.03812.11
5.3.60.0040.03912.10
5.3.50.0050.03712.05
5.3.40.0050.04712.05
5.3.30.0050.04512.01
5.3.20.0040.03811.79
5.3.10.0080.03411.75
5.3.00.0070.03511.74
5.2.170.0050.0319.25
5.2.160.0050.0309.25
5.2.150.0090.0339.25
5.2.140.0060.0359.25
5.2.130.0050.0309.20
5.2.120.0050.0339.20
5.2.110.0040.0309.21
5.2.100.0070.0289.21
5.2.90.0080.0289.21
5.2.80.0050.0379.20
5.2.70.0040.0329.20
5.2.60.0080.0289.16
5.2.50.0060.0309.13
5.2.40.0050.0299.10
5.2.30.0030.0329.08
5.2.20.0080.0339.06
5.2.10.0050.0308.97
5.2.00.0050.0358.83
5.1.60.0050.0238.12
5.1.50.0020.0278.12
5.1.40.0050.0248.10
5.1.30.0040.0348.44
5.1.20.0060.0268.46
5.1.10.0080.0368.20
5.1.00.0050.0268.20
5.0.50.0040.0206.69
5.0.40.0030.0206.54
5.0.30.0040.0316.37
5.0.20.0040.0226.34
5.0.10.0050.0256.32
5.0.00.0030.0316.32
4.4.90.0030.0154.78
4.4.80.0030.0154.75
4.4.70.0020.0164.75
4.4.60.0020.0164.75
4.4.50.0070.0114.77
4.4.40.0030.0254.71
4.4.30.0040.0154.76
4.4.20.0050.0164.84
4.4.10.0050.0164.85
4.4.00.0050.0264.76
4.3.110.0020.0234.67
4.3.100.0060.0134.67
4.3.90.0030.0184.64
4.3.80.0030.0284.62
4.3.70.0070.0154.63
4.3.60.0030.0144.63
4.3.50.0040.0144.63
4.3.40.0030.0244.57
4.3.30.0020.0173.38
4.3.20.0010.0173.36
4.3.10.0010.0283.31
4.3.00.0000.02315.70

preferences:
43.65 ms | 401 KiB | 5 Q