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, $var15); function comparevar($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)
8.3.60.0070.01116.38
8.3.50.0160.00522.84
8.3.40.0120.00418.70
8.3.30.0040.01119.09
8.3.20.0040.00420.20
8.3.10.0040.00423.66
8.3.00.0040.00419.13
8.2.180.0130.00916.50
8.2.170.0100.01022.96
8.2.160.0110.00320.31
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00321.02
8.2.110.0060.00320.36
8.2.100.0090.00318.09
8.2.90.0050.00519.22
8.2.80.0000.00917.97
8.2.70.0030.00717.63
8.2.60.0050.00317.93
8.2.50.0040.00418.07
8.2.40.0030.00618.09
8.2.30.0040.00418.12
8.2.20.0080.00017.70
8.2.10.0050.00318.12
8.2.00.0040.00417.63
8.1.280.0070.01125.92
8.1.270.0000.00823.96
8.1.260.0080.00026.35
8.1.250.0020.00528.09
8.1.240.0070.00323.85
8.1.230.0040.00719.21
8.1.220.0030.00517.77
8.1.210.0080.00018.77
8.1.200.0040.00717.48
8.1.190.0000.00817.35
8.1.180.0040.00419.13
8.1.170.0000.00918.71
8.1.160.0070.00021.96
8.1.150.0000.01018.96
8.1.140.0070.00317.39
8.1.130.0030.00317.90
8.1.120.0000.00717.51
8.1.110.0040.00417.52
8.1.100.0040.00417.54
8.1.90.0040.00417.53
8.1.80.0000.00717.55
8.1.70.0030.00317.41
8.1.60.0060.00317.56
8.1.50.0030.00617.56
8.1.40.0000.00817.58
8.1.30.0040.00417.64
8.1.20.0040.00417.64
8.1.10.0000.00817.59
8.1.00.0000.00917.50
8.0.300.0000.00818.77
8.0.290.0040.00416.75
8.0.280.0070.00018.45
8.0.270.0040.00417.34
8.0.260.0030.00317.25
8.0.250.0070.00017.04
8.0.240.0040.00416.99
8.0.230.0030.00316.96
8.0.220.0000.00716.85
8.0.210.0000.00716.96
8.0.200.0030.00316.94
8.0.190.0000.00817.03
8.0.180.0040.00417.00
8.0.170.0090.00017.01
8.0.160.0070.00017.08
8.0.150.0030.00316.82
8.0.140.0000.00716.77
8.0.130.0000.00813.48
8.0.120.0020.00516.99
8.0.110.0000.00716.94
8.0.100.0000.00716.84
8.0.90.0070.00016.93
8.0.80.0130.00616.96
8.0.70.0040.00417.08
8.0.60.0000.00716.77
8.0.50.0040.00416.91
8.0.30.0110.00917.18
8.0.20.0140.00517.40
8.0.10.0080.00017.14
8.0.00.0090.01416.72
7.4.330.0060.00015.22
7.4.320.0060.00016.48
7.4.300.0030.00316.66
7.4.290.0080.00016.66
7.4.280.0000.00716.47
7.4.270.0030.00616.59
7.4.260.0070.00016.59
7.4.250.0040.00416.48
7.4.240.0030.00516.63
7.4.230.0030.00316.46
7.4.220.0040.01416.62
7.4.210.0060.01116.61
7.4.200.0000.00816.46
7.4.160.0060.01016.61
7.4.150.0030.01617.40
7.4.140.0090.00817.86
7.4.130.0110.01016.59
7.4.120.0070.01216.61
7.4.110.0090.00916.54
7.4.100.0110.01116.64
7.4.90.0150.00316.57
7.4.80.0130.00319.39
7.4.70.0100.01316.41
7.4.60.0160.00616.71
7.4.50.0000.00616.69
7.4.40.0090.00816.61
7.4.30.0040.01116.50
7.4.00.0090.00814.96
7.3.330.0060.00013.34
7.3.320.0000.00613.35
7.3.310.0000.00716.27
7.3.300.0030.00316.42
7.3.290.0110.00416.29
7.3.280.0060.00916.38
7.3.270.0040.01317.40
7.3.260.0090.01316.73
7.3.250.0140.00616.51
7.3.240.0170.00016.43
7.3.230.0130.00716.68
7.3.210.0090.01316.66
7.3.200.0070.01419.39
7.3.190.0080.01116.69
7.3.180.0130.00716.42
7.3.170.0090.00616.63
7.3.160.0120.00916.25
7.3.120.0090.00914.86
7.3.110.0100.01014.59
7.3.100.0000.01214.82
7.3.90.0030.01214.72
7.3.80.0040.00814.90
7.3.70.0030.00914.60
7.3.60.0100.00314.82
7.3.50.0130.00014.90
7.3.40.0030.01014.68
7.3.30.0070.00714.91
7.3.20.0070.00316.59
7.3.10.0050.00516.78
7.3.00.0090.00516.49
7.2.330.0100.00816.40
7.2.320.0030.01416.65
7.2.310.0070.01516.80
7.2.300.0100.00716.59
7.2.290.0160.00716.53
7.2.250.0070.01015.11
7.2.240.0000.01915.10
7.2.230.0030.01314.83
7.2.220.0000.01314.70
7.2.210.0100.00614.96
7.2.200.0060.00615.04
7.2.190.0040.01114.97
7.2.180.0030.00915.09
7.2.170.0100.00315.10
7.2.130.0040.01216.88
7.2.120.0070.00716.89
7.2.110.0000.01416.72
7.2.100.0030.00916.72
7.2.90.0030.01016.77
7.2.80.0040.00816.66
7.2.70.0080.00416.92
7.2.60.0080.00316.98
7.2.50.0040.00916.55
7.2.40.0040.01216.88
7.2.30.0070.00416.98
7.2.20.0070.00316.87
7.2.10.0060.00616.77
7.2.00.0090.00316.85
7.1.330.0060.00815.69
7.1.320.0110.00015.56
7.1.310.0070.01015.77
7.1.300.0100.00615.84
7.1.290.0100.00315.77
7.1.280.0000.01015.73
7.1.270.0090.00315.60
7.1.260.0030.00615.73
7.1.250.0030.00615.53
7.1.240.0080.00315.75
7.1.230.0040.00715.92
7.1.220.0040.01115.94
7.1.210.0060.00615.91
7.1.200.0060.00615.91
7.1.190.0000.01615.79
7.1.180.0040.00715.76
7.1.170.0030.01015.55
7.1.160.0080.00315.73
7.1.150.0060.00315.76
7.1.140.0000.01215.85
7.1.130.0100.00015.97
7.1.120.0030.00715.79
7.1.110.0070.00315.57
7.1.100.0090.00315.75
7.1.90.0060.00615.65
7.1.80.0040.00715.59
7.1.70.0060.00316.19
7.1.60.0080.01117.47
7.1.50.0050.01216.38
7.1.40.0080.00815.48
7.1.30.0030.00915.34
7.1.20.0000.01015.84
7.1.10.0030.01315.62
7.1.00.0090.03819.08
7.0.330.0140.00015.51
7.0.320.0100.00315.05
7.0.310.0060.00915.39
7.0.300.0070.00315.33
7.0.290.0110.00015.61
7.0.280.0120.00015.30
7.0.270.0080.00415.57
7.0.260.0070.00315.54
7.0.250.0070.00315.41
7.0.240.0000.00915.46
7.0.230.0000.01215.20
7.0.220.0060.00615.45
7.0.210.0060.00615.61
7.0.200.0030.00516.06
7.0.190.0070.00315.10
7.0.180.0000.01215.52
7.0.170.0090.00415.59
7.0.160.0060.00315.60
7.0.150.0100.00015.52
7.0.140.0080.03518.78
7.0.130.0030.01015.52
7.0.120.0070.00715.29
7.0.110.0110.00015.20
7.0.100.0030.01015.44
7.0.90.0070.00315.36
7.0.80.0030.00515.38
7.0.70.0030.00615.45
7.0.60.0080.03117.82
7.0.50.0070.03316.61
7.0.40.0020.02816.87
7.0.30.0080.03916.83
7.0.20.0120.04016.87
7.0.10.0080.03016.92
7.0.00.0030.05016.61
5.6.380.0040.00714.40
5.6.370.0000.00914.45
5.6.360.0080.00314.31
5.6.350.0060.00914.25
5.6.340.0100.00314.16
5.6.330.0030.00914.10
5.6.320.0100.00314.25
5.6.310.0030.01214.07
5.6.300.0090.00014.45
5.6.290.0000.01214.29
5.6.280.0030.04017.56
5.6.270.0060.00414.43
5.6.260.0070.00714.10
5.6.250.0030.00914.20
5.6.240.0100.00314.36
5.6.230.0070.00313.98
5.6.220.0060.00613.86
5.6.210.0030.03217.53
5.6.200.0030.04816.29
5.6.190.0080.04517.34
5.6.180.0070.04217.32
5.6.170.0110.02717.46
5.6.160.0060.03217.32
5.6.150.0060.03616.26
5.6.140.0090.04116.28
5.6.130.0100.03216.19
5.6.120.0110.04617.75
5.6.110.0150.03217.71
5.6.100.0080.02317.55
5.6.90.0080.02117.71
5.6.80.0030.03717.29
5.6.70.2240.02417.15
5.6.60.0100.00014.27
5.6.50.0030.00914.19
5.6.40.0100.00314.06
5.6.30.0090.00614.23
5.6.20.0000.01114.39
5.6.10.0030.01014.16
5.6.00.0030.00914.31
5.5.380.0050.00211.37
5.5.370.0040.00811.08
5.5.360.0080.00011.07
5.5.350.0070.04315.83
5.5.340.0080.02514.53
5.5.330.0030.04515.67
5.5.320.0230.03715.64
5.5.310.0150.04015.86
5.5.300.0020.02414.42
5.5.290.0070.04014.50
5.5.280.0030.02316.01
5.5.270.0030.04115.86
5.5.260.0030.04215.99
5.5.250.0060.03815.77
5.5.240.0120.03215.55
5.5.230.0030.00511.16
5.5.220.0030.00511.15
5.5.210.0070.00310.96
5.5.200.0040.00411.06
5.5.190.0080.00011.27
5.5.180.0000.00910.91
5.5.170.0030.00611.18
5.5.160.0000.00710.90
5.5.150.0080.00011.18
5.5.140.0030.00610.90
5.5.130.0000.00811.20
5.5.120.0000.00710.96
5.5.110.0000.00810.95
5.5.100.0060.00311.00
5.5.90.0040.00411.01
5.5.80.0000.00611.05
5.5.70.0060.00311.04
5.5.60.0060.00610.90
5.5.50.0030.00311.08
5.5.40.0000.00711.24
5.5.30.0050.00310.90
5.5.20.0030.00911.02
5.5.10.0000.00810.96
5.5.00.0020.00510.96
5.4.450.0200.02315.10
5.4.440.0150.02515.23
5.4.430.0200.02015.29
5.4.420.0170.02415.31
5.4.410.0100.02015.07
5.4.400.0200.02214.87
5.4.390.0140.02314.93
5.4.380.0230.02714.91
5.4.370.0160.03214.75
5.4.360.0200.02714.80
5.4.350.0180.03214.98
5.4.340.0250.02814.75
5.4.330.0000.01010.90
5.4.320.0020.02211.71
5.4.310.0080.01911.72
5.4.300.0040.02411.75
5.4.290.0020.02511.71
5.4.280.0080.01711.66
5.4.270.0060.01911.66
5.4.260.0060.01911.66
5.4.250.0020.02311.66
5.4.240.0060.01911.69
5.4.230.0050.02111.78
5.4.220.0030.02511.69
5.4.210.0040.02111.65
5.4.200.0070.02411.65
5.4.190.0070.01911.65
5.4.180.0020.02611.67
5.4.170.0020.02411.66
5.4.160.0080.01711.69
5.4.150.0070.01911.65
5.4.140.0040.02511.50
5.4.130.0040.02311.61
5.4.120.0060.02011.51
5.4.110.0030.02511.47
5.4.100.0050.03011.47
5.4.90.0080.01811.46
5.4.80.0040.02211.49
5.4.70.0080.01611.54
5.4.60.0040.02411.50
5.4.50.0060.02511.50
5.4.40.0060.01911.56
5.4.30.0050.02511.45
5.4.20.0020.02211.45
5.4.10.0070.01911.46
5.4.00.0040.02511.20
5.3.290.0070.02711.85
5.3.280.0050.02411.80
5.3.270.0030.02711.81
5.3.260.0040.02711.81
5.3.250.0040.02211.81
5.3.240.0070.01911.81
5.3.230.0050.02211.80
5.3.220.0070.01811.79
5.3.210.0020.02311.79
5.3.200.0060.02311.79
5.3.190.0060.02011.79
5.3.180.0040.02211.79
5.3.170.0040.02111.78
5.3.160.0070.02511.79
5.3.150.0070.02411.79
5.3.140.0040.02411.78
5.3.130.0070.01911.78
5.3.120.0060.02211.78
5.3.110.0040.02811.78
5.3.100.0100.02111.51
5.3.90.0050.02011.51
5.3.80.0040.02011.50
5.3.70.0070.02211.51
5.3.60.0020.02311.50
5.3.50.0030.02111.47
5.3.40.0070.02011.47
5.3.30.0020.02211.45
5.3.20.0040.02311.34
5.3.10.0040.02111.32
5.3.00.0040.02111.32
5.2.170.0050.01510.07
5.2.160.0060.01910.07
5.2.150.0060.01510.07
5.2.140.0050.01610.07
5.2.130.0020.01810.05
5.2.120.0040.02110.05
5.2.110.0030.02010.05
5.2.100.0040.01510.05
5.2.90.0020.01710.05
5.2.80.0060.01610.05
5.2.70.0050.01410.04
5.2.60.0050.01710.03
5.2.50.0060.01410.01
5.2.40.0020.01610.00
5.2.30.0070.0139.98
5.2.20.0020.0189.98
5.2.10.0040.0169.93
5.2.00.0070.0169.86
5.1.60.0040.0199.51
5.1.50.0070.0139.50
5.1.40.0040.0159.49
5.1.30.0060.0129.67
5.1.20.0030.0169.68
5.1.10.0050.0159.54
5.1.00.0050.0209.54
5.0.50.0040.0148.79
5.0.40.0060.0128.72
5.0.30.0050.0208.62
5.0.20.0040.0148.62
5.0.10.0020.0148.61
5.0.00.0040.0188.61
4.4.90.0020.0147.84
4.4.80.0020.0137.83
4.4.70.0030.0137.83
4.4.60.0010.0107.83
4.4.50.0040.0107.83
4.4.40.0020.0147.80
4.4.30.0020.0107.83
4.4.20.0010.0117.87
4.4.10.0030.0097.87
4.4.00.0040.0137.83
4.3.110.0030.0097.78
4.3.100.0020.0107.78
4.3.90.0030.0127.76
4.3.80.0020.0197.75
4.3.70.0010.0147.76
4.3.60.0020.0107.76
4.3.50.0020.0137.76
4.3.40.0020.0157.72
4.3.30.0020.0097.13
4.3.20.0030.0097.12
4.3.10.0010.0107.10
4.3.00.0030.01013.29

preferences:
51.62 ms | 401 KiB | 5 Q