3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Integers echo 1 <=> 1; // 0 echo 1 <=> 2; // -1 echo 2 <=> 1; // 1 // Floats echo 1.5 <=> 1.5; // 0 echo 1.5 <=> 2.5; // -1 echo 2.5 <=> 1.5; // 1 // Strings echo "a" <=> "a"; // 0 echo "a" <=> "b"; // -1 echo "b" <=> "a"; // 1 echo "a" <=> "aa"; // -1 echo "zz" <=> "aa"; // 1 // Arrays echo [] <=> []; // 0 echo [1, 2, 3] <=> [1, 2, 3]; // 0 echo [1, 2, 3] <=> []; // 1 echo [1, 2, 3] <=> [1, 2, 1]; // 1 echo [1, 2, 3] <=> [1, 2, 4]; // -1 // Objects $a = (object) ["a" => "b"]; $b = (object) ["a" => "b"]; echo $a <=> $b; // 0 $a = (object) ["a" => "b"]; $b = (object) ["a" => "c"]; echo $a <=> $b; // -1 $a = (object) ["a" => "c"]; $b = (object) ["a" => "b"]; echo $a <=> $b; // 1 // only values are compared $a = (object) ["a" => "b"]; $b = (object) ["b" => "b"]; echo $a <=> $b; // 0

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)
8.4.120.0100.01020.63
8.4.110.0130.00718.72
8.4.100.0090.01117.99
8.4.90.0140.00717.90
8.4.80.0100.01117.93
8.4.70.0140.00617.90
8.4.60.0100.01018.78
8.4.50.0140.00618.68
8.4.40.0160.00017.73
8.4.30.0060.00317.56
8.4.20.0030.00617.51
8.4.10.0130.00317.74
8.3.250.0160.00419.00
8.3.240.0050.00316.71
8.3.230.0110.00716.72
8.3.220.0060.01317.29
8.3.210.0100.00616.87
8.3.200.0110.00816.38
8.3.190.0070.00817.20
8.3.180.0100.01019.01
8.3.170.0110.00718.88
8.3.160.0180.00316.67
8.3.150.0000.01416.81
8.3.140.0140.00016.71
8.3.130.0040.00418.49
8.3.120.0030.00518.82
8.3.110.0130.00620.94
8.3.100.0090.00024.06
8.3.90.0040.00426.77
8.3.80.0070.00316.63
8.3.70.0150.00018.43
8.3.60.0120.00616.63
8.3.50.0050.01321.20
8.3.40.0120.00318.84
8.3.30.0110.00418.96
8.3.20.0070.00020.25
8.3.10.0000.00821.59
8.3.00.0000.00818.97
8.2.290.0130.00620.37
8.2.280.0100.00916.56
8.2.270.0070.01116.72
8.2.260.0110.00717.21
8.2.250.0140.00716.56
8.2.240.0060.00318.71
8.2.230.0000.00822.58
8.2.220.0060.00337.54
8.2.210.0040.00426.77
8.2.200.0040.00416.88
8.2.190.0110.00716.58
8.2.180.0120.00618.29
8.2.170.0150.00318.96
8.2.160.0150.00422.96
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0050.00321.07
8.2.110.0070.00421.18
8.2.100.0080.00417.63
8.2.90.0000.00719.23
8.2.80.0030.00617.97
8.2.70.0120.00017.63
8.2.60.0000.00918.03
8.2.50.0000.00818.07
8.2.40.0000.00919.82
8.2.30.0040.00418.09
8.2.20.0060.00317.83
8.2.10.0000.00718.19
8.2.00.0070.00017.96
8.1.330.0110.00718.46
8.1.320.0120.01016.26
8.1.310.0090.00616.82
8.1.300.0070.00716.34
8.1.290.0110.00018.88
8.1.280.0110.00325.92
8.1.270.0080.00020.38
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0090.00022.81
8.1.230.0100.00317.42
8.1.220.0030.00617.74
8.1.210.0040.00418.77
8.1.200.0090.00017.35
8.1.190.0050.00317.25
8.1.180.0040.00418.10
8.1.170.0060.00420.43
8.1.160.0050.00221.95
8.1.150.0000.00718.82
8.1.140.0000.00717.54
8.1.130.0020.00517.76
8.1.120.0040.00417.51
8.1.110.0000.00717.36
8.1.100.0080.00017.48
8.1.90.0040.00417.49
8.1.80.0040.00417.51
8.1.70.0070.00017.52
8.1.60.0060.00317.54
8.1.50.0000.00817.58
8.1.40.0040.00417.44
8.1.30.0000.00817.52
8.1.20.0000.00817.59
8.1.10.0000.00717.55
8.1.00.0060.00317.36
8.0.300.0050.00318.77
8.0.290.0040.00416.63
8.0.280.0070.00018.43
8.0.270.0030.00317.28
8.0.260.0030.00317.27
8.0.250.0030.00617.12
8.0.240.0080.00016.93
8.0.230.0070.00017.04
8.0.220.0030.00316.95
8.0.210.0050.00216.87
8.0.200.0000.00616.99
8.0.190.0040.00416.90
8.0.180.0040.00417.07
8.0.170.0090.00016.99
8.0.160.0050.00316.97
8.0.150.0070.00016.96
8.0.140.0040.00416.96
8.0.130.0000.00613.40
8.0.120.0050.00317.00
8.0.110.0070.00016.96
8.0.100.0050.00316.87
8.0.90.0000.00817.09
8.0.80.0110.01116.94
8.0.70.0040.00417.04
8.0.60.0000.00817.04
8.0.50.0000.00716.99
8.0.30.0080.01217.30
8.0.20.0130.00617.40
8.0.10.0000.00817.17
8.0.00.0120.00716.92
7.4.330.0000.00615.03
7.4.320.0030.00316.61
7.4.300.0000.00716.51
7.4.290.0050.00216.47
7.4.280.0050.00316.63
7.4.270.0070.00016.54
7.4.260.0000.00716.63
7.4.250.0070.00016.59
7.4.240.0020.00516.63
7.4.230.0070.00016.37
7.4.220.0100.01016.60
7.4.210.0100.00716.57
7.4.200.0000.00716.65
7.4.160.0090.00616.55
7.4.150.0000.01717.40
7.4.140.0130.00817.86
7.4.130.0130.00616.51
7.4.120.0090.00916.49
7.4.110.0130.00416.45
7.4.100.0070.01016.40
7.4.90.0100.00716.43
7.4.80.0090.00919.39
7.4.70.0060.01216.41
7.4.60.0030.01416.66
7.4.50.0030.00616.54
7.4.40.0120.00616.55
7.4.30.0050.01916.46
7.4.00.0100.00615.02
7.3.330.0020.00212.96
7.3.320.0050.00013.00
7.3.310.0030.00316.13
7.3.300.0000.00616.26
7.3.290.0060.00816.28
7.3.280.0100.00816.25
7.3.270.0150.00317.40
7.3.260.0090.00916.55
7.3.240.0100.00716.52
7.3.230.0160.00616.39
7.3.210.0110.00716.23
7.3.200.0000.01719.39
7.3.190.0080.00816.57
7.3.180.0060.01116.37
7.3.170.0180.00316.46
7.3.160.0130.00316.31
7.2.330.0090.00916.52
7.2.320.0110.00716.43
7.2.310.0070.01316.60
7.2.300.0180.00316.78
7.2.290.0100.01316.70
7.2.60.0110.01516.17
7.2.00.0000.01219.12
7.1.200.0150.00315.77
7.1.100.0000.01017.70
7.1.70.0080.00017.09
7.1.60.0090.01519.48
7.1.50.0110.01416.95
7.1.00.0070.06722.51
7.0.200.0040.00716.51
7.0.60.0030.08019.95
7.0.50.0070.03717.79
7.0.40.0000.06720.23
7.0.30.0300.08320.16
7.0.20.0230.08320.18
7.0.10.0030.06320.16
7.0.00.0130.05320.28
5.6.210.0170.07320.50
5.6.200.0000.04318.16
5.6.190.0200.07020.41
5.6.180.0330.03720.61
5.6.170.0200.04720.45
5.6.160.0000.09020.61
5.6.150.0070.08018.19
5.6.140.0030.03718.19
5.6.130.0070.08318.18
5.6.120.0030.06021.01
5.6.110.0070.08721.04
5.6.100.0030.08721.13
5.6.90.0100.08021.11
5.6.80.0100.07320.41
5.5.350.0030.07720.48
5.5.340.0030.06017.98
5.5.330.0030.05320.47
5.5.320.3470.05020.27
5.5.310.0300.06020.35
5.5.300.0070.04318.09
5.5.290.0130.07717.98
5.5.280.0030.04320.95
5.5.270.0100.04720.74
5.5.260.0130.06320.86
5.5.250.0100.07320.67
5.5.240.0070.06720.16
5.4.450.0030.05719.58
5.4.440.0630.06019.57
5.4.430.0470.06319.43
5.4.420.0900.00019.63
5.4.410.0900.00019.26
5.4.400.0630.00019.13
5.4.390.0630.00019.21
5.4.380.0630.00019.16
5.4.370.0600.00019.02
5.4.360.0630.00019.09
5.4.350.0670.00019.02
5.4.340.0770.00019.12
5.4.320.0670.00019.08
5.4.310.0630.00019.07
5.4.300.0630.00019.13
5.4.290.0630.00019.26
5.4.280.0630.00019.16
5.4.270.0630.00019.16
5.4.260.0630.00019.06
5.4.250.0670.00019.06
5.4.240.0670.00019.26
5.4.230.0630.00019.12
5.4.220.0630.00019.24
5.4.210.0830.00019.14
5.4.200.0600.00016.93
5.4.190.0730.00019.11
5.4.180.0630.00019.00
5.4.170.0730.00019.11
5.4.160.0630.00019.10
5.4.150.0600.00019.00
5.4.140.0600.00016.63
5.4.130.0570.00016.44
5.4.120.0570.00016.44
5.4.110.0600.00016.58
5.4.100.0600.00016.47
5.4.90.0600.00016.28
5.4.80.0600.00016.72
5.4.70.0600.00016.41
5.4.60.0600.00016.44
5.4.50.0570.00016.43
5.4.40.0600.00016.60
5.4.30.0600.00016.59
5.4.20.0600.00016.55
5.4.10.0570.00016.41
5.4.00.0600.00016.03
5.3.290.0670.00014.57
5.3.280.0630.00014.43
5.3.270.0630.00014.63
5.3.260.0630.00014.63
5.3.250.0600.00014.63
5.3.240.0600.00014.58
5.3.230.0600.00014.49
5.3.220.0600.00014.40
5.3.210.0630.00014.60
5.3.200.0600.00014.57
5.3.190.0630.00014.43
5.3.180.0600.00014.50
5.3.170.0600.00014.54
5.3.160.0600.00014.50
5.3.150.0600.00014.58
5.3.140.0570.00014.46
5.3.130.0630.00014.48
5.3.120.0630.00014.54
5.3.110.0630.00014.38
5.3.100.0600.00014.02
5.3.90.0600.00013.92
5.3.80.0700.00013.93
5.3.70.0600.00014.02
5.3.60.0600.00013.80
5.3.50.0600.00013.80
5.3.40.0630.00013.82
5.3.30.0570.00013.83
5.3.20.0600.00013.68
5.3.10.0570.00013.58
5.3.00.0600.00013.51
5.2.170.0500.00011.25
5.2.160.0470.00010.93
5.2.150.0500.00011.19
5.2.140.0500.00011.08
5.2.130.0470.00011.04
5.2.120.0470.00011.04
5.2.110.0470.00010.99
5.2.100.0470.00010.89
5.2.90.0470.00010.96
5.2.80.0500.00011.10
5.2.70.0470.00010.94
5.2.60.0470.00011.14
5.2.50.0500.00011.02
5.2.40.0470.00010.85
5.2.30.0500.00010.91
5.2.20.0470.00010.74
5.2.10.0470.00010.78
5.2.00.0470.00010.78
5.1.60.0400.0009.85
5.1.50.0400.0009.88
5.1.40.0400.0009.89
5.1.30.0430.00010.25
5.1.20.0430.00010.39
5.1.10.0430.00010.05
5.1.00.0430.0009.99
5.0.50.0330.0008.62
5.0.40.0330.0008.50
5.0.30.0500.0008.13
5.0.20.0300.0008.09
5.0.10.0330.0008.20
5.0.00.0470.0008.14
4.4.90.0270.0005.80
4.4.80.0270.0005.84
4.4.70.0270.0005.73
4.4.60.0270.0005.75
4.4.50.0230.0005.75
4.4.40.0400.0005.80
4.4.30.0230.0005.77
4.4.20.0230.0005.91
4.4.10.0270.0005.84
4.4.00.0370.0005.79
4.3.110.0300.0005.70
4.3.100.0230.0005.78
4.3.90.0230.0005.80
4.3.80.0370.0005.68
4.3.70.0230.0005.64
4.3.60.0230.0005.78
4.3.50.0230.0005.75
4.3.40.0370.0005.70
4.3.30.0230.0004.89
4.3.20.0270.0004.89
4.3.10.0230.0004.89
4.3.00.0000.02316.24

preferences:
34.94 ms | 403 KiB | 5 Q