3v4l.org

run code in 300+ PHP versions simultaneously
<?php $tests=[1=>1,'string 0'=>'0','null'=>null,'false'=>false,'integer 0'=>0,'foo'=>'foo']; foreach($tests as $name=>$test){ if( isset($test) && ($test != "") ){ var_export("$name: pass != \"\""); }else{ var_export("$name: fail != \"\""); } echo "\n"; if( isset($test) && ($test !== '') ){ var_export("$name: pass !== \"\""); }else{ var_export("$name: fail !== \"\""); } echo "\n"; if(!empty($test) ){ var_export("$name: pass !empty"); }else{ var_export("$name: fail !empty"); } echo "\n\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)
8.3.70.0150.00318.55
8.3.60.0110.00418.43
8.3.50.0110.00817.40
8.3.40.0090.00618.70
8.3.30.0070.01018.67
8.3.20.0000.00818.48
8.3.10.0030.00623.43
8.3.00.0040.00419.48
8.2.190.0140.00316.58
8.2.180.0070.00718.00
8.2.170.0100.01022.96
8.2.160.0140.00022.08
8.2.150.0000.00825.66
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0080.00021.19
8.2.110.0090.00921.05
8.2.100.0100.00317.64
8.2.90.0000.00919.09
8.2.80.0080.00017.97
8.2.70.0040.00417.93
8.2.60.0060.00317.80
8.2.50.0000.00718.10
8.2.40.0030.00522.25
8.2.30.0000.00719.40
8.2.20.0000.00718.16
8.2.10.0070.00018.13
8.2.00.0000.00718.36
8.1.280.0040.01125.92
8.1.270.0060.00320.32
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0090.00517.23
8.1.230.0110.00020.30
8.1.220.0000.01017.74
8.1.210.0000.00818.77
8.1.200.0080.00017.35
8.1.190.0040.00417.41
8.1.180.0030.00518.10
8.1.170.0080.00019.03
8.1.160.0040.00418.88
8.1.150.0030.00320.36
8.1.140.0040.00417.57
8.1.130.0000.00718.94
8.1.120.0030.00617.34
8.1.110.0000.00717.46
8.1.100.0040.00417.31
8.1.90.0000.00717.37
8.1.80.0080.00017.38
8.1.70.0030.00617.39
8.1.60.0040.00417.49
8.1.50.0030.00617.50
8.1.40.0050.00517.39
8.1.30.0030.00617.63
8.1.20.0060.00317.67
8.1.10.0040.00417.41
8.1.00.0070.00017.43
8.0.300.0030.00518.77
8.0.290.0080.00016.75
8.0.280.0030.00318.34
8.0.270.0050.00317.31
8.0.260.0100.00016.68
8.0.250.0030.00317.00
8.0.240.0070.00016.84
8.0.230.0000.00816.82
8.0.220.0040.00416.93
8.0.210.0000.00716.91
8.0.200.0000.00717.00
8.0.190.0040.00416.98
8.0.180.0000.00716.84
8.0.170.0060.00616.88
8.0.160.0030.00316.89
8.0.150.0000.00716.93
8.0.140.0040.00416.84
8.0.130.0060.00013.29
8.0.120.0040.00416.75
8.0.110.0080.00016.90
8.0.100.0000.00716.90
8.0.90.0040.00416.81
8.0.80.0090.01316.95
8.0.70.0000.00816.82
8.0.60.0040.00416.82
8.0.50.0040.00416.85
8.0.30.0080.00817.05
8.0.20.0140.00717.40
8.0.10.0000.00717.07
8.0.00.0080.01016.79
7.4.330.0000.00415.55
7.4.320.0030.00316.50
7.4.300.0030.00316.64
7.4.290.0070.00016.57
7.4.280.0060.00316.38
7.4.270.0060.00316.54
7.4.260.0060.00016.41
7.4.250.0080.00016.39
7.4.240.0040.00316.50
7.4.230.0030.00516.70
7.4.220.0000.00716.48
7.4.210.0050.01216.54
7.4.200.0050.00216.68
7.4.150.0130.00517.40
7.4.140.0040.01417.86
7.4.130.0160.00916.53
7.4.120.0100.01016.56
7.4.110.0130.01016.48
7.4.100.0100.00716.56
7.4.90.0060.01516.62
7.4.80.0080.00819.39
7.4.70.0150.00616.47
7.4.60.0100.00716.47
7.4.50.0060.01216.55
7.4.40.0160.00316.63
7.4.00.0030.01214.88
7.3.330.0000.00513.25
7.3.320.0060.00013.09
7.3.310.0000.00716.29
7.3.300.0070.00016.31
7.3.290.0070.00016.23
7.3.280.0050.01016.32
7.3.270.0190.02717.40
7.3.260.0130.00716.51
7.3.250.0140.00516.33
7.3.240.0080.00916.40
7.3.230.0090.00916.69
7.3.210.0100.01316.51
7.3.200.0140.00516.22
7.3.190.0080.00816.37
7.3.180.0050.01616.49
7.3.170.0060.00916.27
7.3.160.0120.00416.42
7.3.10.0030.01016.71
7.3.00.0080.00816.76
7.2.330.0090.00916.39
7.2.320.0040.01816.62
7.2.310.0170.00016.72
7.2.300.0070.01016.66
7.2.290.0090.00816.79
7.2.130.0000.01616.89
7.2.120.0000.01416.74
7.2.110.0060.00916.90
7.2.100.0040.01116.61
7.2.90.0080.00416.92
7.2.80.0030.01216.57
7.2.70.0110.00416.97
7.2.60.0090.00316.98
7.2.50.0040.00817.10
7.2.40.0070.00716.91
7.2.30.0080.00416.89
7.2.20.0130.01017.37
7.2.10.0150.00617.23
7.2.00.0160.00817.38
7.1.250.0030.01015.91
7.1.200.0030.00715.78
7.1.140.0170.01416.81
7.1.130.0160.01216.82
7.1.120.0190.01316.84
7.1.110.0140.01416.01
7.1.100.0160.01515.98
7.1.90.0210.00916.41
7.1.80.0220.01016.16
7.1.70.0240.00815.25
7.1.60.0460.00733.30
7.1.50.0450.01033.12
7.1.40.0470.01332.75
7.1.30.0390.01332.66
7.1.20.0510.00332.93
7.1.10.0220.00714.91
7.1.00.0230.00715.04
5.6.400.0080.00212.43

preferences:
29.96 ms | 401 KiB | 5 Q