3v4l.org

run code in 300+ PHP versions simultaneously
<?php unset($_GET["action"]); echo "value: "; var_dump($_GET["action"] ?? NULL); echo "test: "; var_dump($_GET["action"] ?? NULL === "submit"); echo "branch: "; if ($_GET["action"] ?? NULL === "submit") { echo "submit"; } else { echo "not submit"; } echo PHP_EOL; echo PHP_EOL; $_GET["action"] = "submit"; echo "value: "; var_dump($_GET["action"] ?? NULL); echo "test: "; var_dump($_GET["action"] ?? NULL === "submit"); echo "branch: "; if ($_GET["action"] ?? NULL === "submit") { echo "submit"; } else { echo "not submit"; } echo PHP_EOL; echo PHP_EOL; $_GET["action"] = "preview"; echo "value: "; var_dump($_GET["action"] ?? NULL); echo "test: "; var_dump($_GET["action"] ?? NULL === "submit"); echo "branch: "; if ($_GET["action"] ?? NULL === "submit") { echo "submit"; } else { echo "not submit"; } echo PHP_EOL;

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)
8.4.120.0100.01023.97
8.4.110.0080.01219.14
8.4.100.0100.01017.59
8.4.90.0130.00817.58
8.4.80.0050.00417.78
8.4.70.0130.00817.75
8.4.60.0100.00717.73
8.4.50.0150.00718.54
8.4.40.0090.01224.08
8.4.30.0130.00719.20
8.4.20.0000.00817.66
8.4.10.0000.00919.49
8.3.250.0090.00719.10
8.3.240.0060.00317.16
8.3.230.0080.00216.78
8.3.220.0060.00217.07
8.3.210.0070.00516.86
8.3.200.0070.00816.71
8.3.190.0110.00816.92
8.3.180.0050.00418.86
8.3.170.0110.00818.77
8.3.160.0030.01720.04
8.3.150.0070.01116.57
8.3.140.0030.00717.12
8.3.130.0040.00418.48
8.3.120.0030.00618.82
8.3.110.0120.00316.64
8.3.100.0120.00416.51
8.3.90.0070.00426.77
8.3.80.0090.00019.36
8.3.70.0080.00816.50
8.3.60.0090.00616.63
8.3.50.0100.00717.42
8.3.40.0070.01118.90
8.3.30.0120.00418.61
8.3.20.0040.00420.39
8.3.10.0040.00421.95
8.3.00.0030.00617.90
8.2.290.0090.01020.60
8.2.280.0120.00716.53
8.2.270.0130.00617.03
8.2.260.0110.00716.60
8.2.250.0130.00718.28
8.2.240.0100.00016.33
8.2.230.0070.00320.94
8.2.220.0040.00424.06
8.2.210.0140.00426.77
8.2.200.0040.00418.88
8.2.190.0070.00716.88
8.2.180.0060.00916.50
8.2.170.0140.00718.95
8.2.160.0070.00722.96
8.2.150.0050.00324.18
8.2.140.0070.00324.66
8.2.130.0030.00520.52
8.2.120.0040.00426.35
8.2.110.0060.00322.21
8.2.100.0060.00617.84
8.2.90.0040.00417.91
8.2.80.0000.00817.97
8.2.70.0100.00317.50
8.2.60.0040.00418.05
8.2.50.0030.00618.10
8.2.40.0000.00822.13
8.2.30.0040.00420.97
8.2.20.0040.00418.19
8.2.10.0050.00218.10
8.2.00.0070.00018.10
8.1.330.0120.00716.70
8.1.320.0110.00816.32
8.1.310.0070.01018.32
8.1.300.0040.00418.02
8.1.290.0070.00330.84
8.1.280.0140.00325.92
8.1.270.0000.00723.96
8.1.260.0050.00226.35
8.1.250.0030.00628.09
8.1.240.0090.00022.21
8.1.230.0040.00720.89
8.1.220.0000.00817.79
8.1.210.0080.00018.91
8.1.200.0030.00617.48
8.1.190.0030.00617.23
8.1.180.0030.00618.10
8.1.170.0090.00018.58
8.1.160.0000.00719.02
8.1.150.0000.00718.96
8.1.140.0000.00719.56
8.1.130.0070.00018.91
8.1.120.0070.00017.54
8.1.110.0040.00417.43
8.1.100.0040.00417.38
8.1.90.0050.00317.36
8.1.80.0030.00717.53
8.1.70.0030.00317.50
8.1.60.0040.00417.64
8.1.50.0070.00017.50
8.1.40.0000.00817.53
8.1.30.0040.00417.68
8.1.20.0050.00317.52
8.1.10.0040.00417.45
8.1.00.0050.00317.45
8.0.300.0000.00720.00
8.0.290.0050.00216.63
8.0.280.0000.00718.38
8.0.270.0050.00317.12
8.0.260.0000.00716.79
8.0.250.0000.00716.95
8.0.240.0000.00816.95
8.0.230.0030.00316.87
8.0.220.0000.00716.76
8.0.210.0050.00316.80
8.0.200.0000.00616.94
8.0.190.0030.00616.95
8.0.180.0000.01016.78
8.0.170.0000.00716.93
8.0.160.0040.00416.81
8.0.150.0000.00816.89
8.0.140.0040.00416.76
8.0.130.0030.00313.34
8.0.120.0040.00416.74
8.0.110.0000.00716.78
8.0.100.0000.00716.89
8.0.90.0070.00016.75
8.0.80.0110.00716.83
8.0.70.0080.00016.78
8.0.60.0030.00516.76
8.0.50.0040.00416.80
8.0.30.0100.00717.29
8.0.20.0120.00817.40
8.0.10.0040.00416.85
8.0.00.0090.01516.84
7.4.330.0030.00315.55
7.4.320.0000.00716.65
7.4.300.0000.00616.55
7.4.290.0000.00816.62
7.4.280.0090.00016.61
7.4.270.0050.00216.45
7.4.260.0030.00313.23
7.4.250.0030.00316.55
7.4.240.0040.00416.59
7.4.230.0030.00316.64
7.4.220.0120.00616.54
7.4.210.0070.01016.66
7.4.200.0000.00716.56
7.4.160.0080.00816.34
7.4.150.0090.00917.40
7.4.140.0140.00517.86
7.4.130.0040.01416.55
7.4.120.0080.01216.57
7.4.110.0150.00316.48
7.4.100.0120.00616.58
7.4.90.0060.00916.39
7.4.80.0060.01819.39
7.4.70.0070.01016.52
7.4.60.0120.00316.51
7.4.50.0060.01116.56
7.4.40.0110.00516.26
7.4.30.0070.01116.52
7.4.00.0030.01315.17
7.3.330.0050.00013.20
7.3.320.0030.00313.16
7.3.310.0070.00016.25
7.3.300.0000.00716.30
7.3.290.0030.00316.21
7.3.280.0100.00616.28
7.3.270.0070.01417.40
7.3.260.0100.01116.45
7.3.250.0100.00916.44
7.3.240.0130.00816.43
7.3.230.0170.00816.49
7.3.210.0130.00316.57
7.3.200.0030.01416.50
7.3.190.0090.01216.29
7.3.180.0100.00716.60
7.3.170.0060.01016.41
7.3.160.0090.00616.43
7.3.120.0040.01514.55
7.3.110.0130.00714.60
7.3.100.0030.00614.81
7.3.90.0060.01014.75
7.3.80.0000.01414.64
7.3.70.0100.00314.89
7.3.60.0000.00814.49
7.3.50.0000.01514.98
7.3.40.0040.00814.75
7.3.30.0060.00614.72
7.3.20.0100.00316.46
7.3.10.0030.01316.41
7.3.00.0090.00616.59
7.2.330.0060.01116.41
7.2.320.0100.00716.80
7.2.310.0100.01416.83
7.2.300.0070.01016.71
7.2.290.0070.01116.47
7.2.240.0130.00015.26
7.2.230.0100.00315.23
7.2.220.0030.01214.94
7.2.210.0040.00815.19
7.2.200.0040.00415.00
7.2.190.0060.00914.98
7.2.180.0070.00315.09
7.2.170.0100.00314.98
7.2.160.0060.00614.78
7.2.150.0030.00916.88
7.2.140.0030.01416.98
7.2.130.0030.00916.97
7.2.120.0060.00616.82
7.2.110.0040.01116.82
7.2.100.0060.00316.91
7.2.90.0060.00616.86
7.2.80.0100.00717.08
7.2.70.0030.01217.01
7.2.60.0080.01016.74
7.2.50.0030.01316.90
7.2.40.0130.00317.04
7.2.30.0070.00317.01
7.2.20.0060.00316.87
7.2.10.0090.00016.94
7.2.00.0080.00518.11
7.1.330.0030.00915.93
7.1.320.0070.01015.92
7.1.310.0040.01216.11
7.1.300.0000.01415.92
7.1.290.0080.00415.70
7.1.280.0030.00715.69
7.1.270.0000.01215.46
7.1.260.0030.00915.75
7.1.250.0040.00715.59
7.1.200.0030.00515.82
7.1.100.0110.00418.33
7.1.70.0200.01015.06
7.1.60.0330.00733.32
7.1.50.0330.01733.01
7.1.40.1400.01732.75
7.1.30.1430.01032.60
7.1.20.1330.02032.72
7.1.10.0100.01314.95
7.1.00.1370.00714.70
7.0.200.0230.00714.85
7.0.190.1370.01014.85
7.0.180.1130.01014.48
7.0.170.1770.00714.64
7.0.160.0600.01314.38
7.0.150.0830.02314.21
7.0.140.1500.01314.68
7.0.130.1170.02014.75
7.0.120.1300.00714.55
7.0.110.1370.01014.27
7.0.100.1470.00314.54
7.0.90.1330.01714.40
7.0.80.1330.01314.39
7.0.70.1530.01714.26
7.0.60.0430.02014.30
7.0.50.0400.02014.29
7.0.40.0400.01714.55
7.0.30.0070.01314.70
7.0.20.0070.01314.34
7.0.10.0330.01714.53
7.0.00.0030.01014.63

preferences:
29.27 ms | 403 KiB | 5 Q