3v4l.org

run code in 300+ PHP versions simultaneously
<?php $Z=-0.2; if ($Z != ""){ echo "true"; } else{ echo "false"; }

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)
8.3.60.0090.01218.31
8.3.50.0060.00918.32
8.3.40.0070.00718.66
8.3.30.0070.00718.51
8.3.20.0040.00418.94
8.3.10.0040.00421.60
8.3.00.0000.00723.55
8.2.180.0140.00318.16
8.2.170.0070.00718.79
8.2.160.0070.00722.96
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0040.00417.93
8.2.120.0040.00426.35
8.2.110.0090.00021.05
8.2.100.0120.00017.78
8.2.90.0000.00817.91
8.2.80.0030.00617.97
8.2.70.0090.00018.04
8.2.60.0000.00818.03
8.2.50.0040.00418.10
8.2.40.0080.00019.36
8.2.30.0040.00419.28
8.2.20.0040.00417.95
8.2.10.0000.00719.30
8.2.00.0000.00719.40
8.1.280.0030.01225.92
8.1.270.0000.00820.10
8.1.260.0040.00426.35
8.1.250.0060.00328.09
8.1.240.0080.00022.53
8.1.230.0040.00821.00
8.1.220.0030.00617.74
8.1.210.0040.00419.05
8.1.200.0050.00317.47
8.1.190.0000.00817.22
8.1.180.0040.00418.10
8.1.170.0050.00318.63
8.1.160.0060.00318.73
8.1.150.0000.00718.77
8.1.140.0080.00019.39
8.1.130.0000.00718.90
8.1.120.0000.00717.53
8.1.110.0040.00417.36
8.1.100.0030.00417.43
8.1.90.0000.00717.46
8.1.80.0040.00417.46
8.1.70.0040.00417.37
8.1.60.0100.00017.46
8.1.50.0080.00017.48
8.1.40.0030.00617.47
8.1.30.0000.00817.47
8.1.20.0000.00717.47
8.1.10.0000.00717.53
8.1.00.0000.00817.32
8.0.300.0000.00719.98
8.0.290.0070.00016.63
8.0.280.0070.00018.43
8.0.270.0000.00617.29
8.0.260.0020.00517.16
8.0.250.0040.00416.82
8.0.240.0000.00616.85
8.0.230.0030.00316.84
8.0.220.0070.00016.92
8.0.210.0040.00416.87
8.0.200.0050.00316.94
8.0.190.0040.00416.95
8.0.180.0070.00016.95
8.0.170.0000.00916.93
8.0.160.0000.00716.89
8.0.150.0030.00316.86
8.0.140.0030.00316.84
8.0.130.0000.00513.27
8.0.120.0000.00816.77
8.0.110.0000.00716.89
8.0.100.0040.00416.75
8.0.90.0070.00016.73
8.0.80.0090.00716.87
8.0.70.0000.00716.73
8.0.60.0030.00516.67
8.0.50.0040.00416.91
8.0.30.0060.01216.90
8.0.20.0110.01017.40
8.0.10.0000.00717.00
8.0.00.0090.00916.71
7.4.330.0050.00015.55
7.4.320.0000.00716.64
7.4.300.0000.00716.57
7.4.290.0000.00716.49
7.4.280.0070.00016.49
7.4.270.0070.00316.50
7.4.260.0070.00016.58
7.4.250.0080.00016.45
7.4.240.0070.00016.60
7.4.230.0070.00016.68
7.4.220.0030.00516.47
7.4.210.0050.01316.52
7.4.200.0050.00216.53
7.4.160.0060.01216.25
7.4.140.0060.01117.86
7.4.130.0120.00616.40
7.4.120.0080.01216.48
7.4.110.0090.00916.62
7.4.100.0120.01216.45
7.4.90.0090.00916.57
7.4.80.0170.00719.39
7.4.70.0100.01116.41
7.4.60.0000.01716.33
7.4.50.0110.00316.54
7.4.40.0120.00916.52
7.4.00.0070.00914.97
7.3.330.0060.00013.18
7.3.320.0050.00013.13
7.3.310.0000.00716.32
7.3.300.0060.00016.09
7.3.290.0030.00316.27
7.3.280.0100.00816.22
7.3.260.0110.01016.54
7.3.240.0090.01016.40
7.3.230.0030.01316.57
7.3.210.0090.00916.24
7.3.200.0030.01316.30
7.3.190.0030.01216.21
7.3.180.0090.00616.24
7.3.170.0100.00716.20
7.3.160.0090.00616.43
7.3.120.0070.00914.82
7.3.110.0060.01214.58
7.3.100.0070.01014.54
7.3.90.0040.00914.94
7.3.80.0040.00914.76
7.3.70.0090.00614.48
7.3.60.0020.01114.76
7.3.50.0020.01214.72
7.3.40.0060.00814.66
7.3.30.0070.00614.72
7.3.20.0040.00716.47
7.3.10.0090.00416.68
7.3.00.0070.00616.66
7.2.330.0000.01716.28
7.2.320.0140.00716.33
7.2.310.0140.01016.48
7.2.300.0130.00516.29
7.2.290.0130.00316.61
7.2.250.0060.01215.15
7.2.240.0080.00914.87
7.2.230.0050.00915.01
7.2.220.0060.00514.77
7.2.210.0050.01114.99
7.2.200.0050.00714.81
7.2.190.0090.00314.86
7.2.180.0060.00514.77
7.2.170.0060.00614.91
7.2.160.0070.00714.94
7.2.150.0060.00316.74
7.2.140.0060.00916.63
7.2.130.0040.01216.85
7.2.120.0070.00716.85
7.2.110.0070.00716.78
7.2.100.0090.00616.50
7.2.90.0100.00716.67
7.2.80.0030.00616.98
7.2.70.0140.01015.76
7.2.60.0170.00915.85
7.2.50.0240.00615.80
7.2.40.0190.01015.94
7.2.30.0130.00815.93
7.2.20.0170.00615.96
7.2.10.0120.00815.89
7.2.00.0160.00715.77
7.1.330.0050.00915.54
7.1.320.0030.00815.74
7.1.310.0100.00315.68
7.1.300.0050.00815.48
7.1.290.0050.01215.59
7.1.280.0000.01315.69
7.1.270.0030.00915.71
7.1.260.0060.00815.70
7.1.250.0040.00815.52
7.1.240.0090.00015.39
7.1.230.0070.00715.59
7.1.220.0070.01015.62
7.1.210.0030.00715.57
7.1.200.0070.00515.71
7.1.190.0000.01415.37
7.1.180.0030.01315.74
7.1.170.0620.00714.74
7.1.160.0210.00814.77
7.1.150.0200.00814.68
7.1.140.0140.00514.59
7.1.130.0110.00814.67
7.1.120.0150.00914.73
7.1.110.0260.00314.71
7.1.100.0280.00214.49
7.1.90.0210.00614.72
7.1.80.0170.01014.62
7.1.70.0140.01414.83
7.1.60.0200.01223.71
7.1.50.0260.00823.71
7.1.40.0290.01223.67
7.1.30.0300.01023.44
7.1.20.0300.01223.73
7.1.10.0180.01114.57
7.1.00.0220.00814.62
7.0.330.0060.00615.31
7.0.320.0030.00715.19
7.0.310.0110.00315.18
7.0.300.0060.00615.24
7.0.290.0030.01015.27
7.0.280.0070.00715.14
7.0.270.0100.00315.06
7.0.260.0000.01215.34
7.0.250.0030.01015.50
7.0.240.0070.00715.33
7.0.230.0120.00315.37
7.0.220.0090.00015.46
7.0.210.0090.00315.32
7.0.200.0030.00615.20
7.0.190.0050.00514.93
7.0.180.0080.00415.32
7.0.170.0120.00315.46
7.0.160.0000.01715.21
7.0.150.0100.00315.05
7.0.140.0030.01315.27
7.0.130.0030.00715.44
7.0.120.0110.00015.34
7.0.110.0040.01115.40
7.0.100.0000.01015.19
7.0.90.0130.00015.42
7.0.80.0000.01715.14
7.0.70.0090.00315.30
7.0.60.0000.00915.10
7.0.50.0030.00715.55
7.0.40.0090.00013.48
7.0.30.0030.00713.14
7.0.20.0070.00713.40
7.0.10.0080.00413.54
7.0.00.0100.00313.41
5.6.400.0000.01214.29
5.6.390.0030.00614.10
5.6.380.0040.00814.09
5.6.370.0070.00314.67
5.6.360.0070.01014.55
5.6.350.0000.01213.97
5.6.340.0000.01313.85
5.6.330.0000.00914.34
5.6.320.0090.00314.45
5.6.310.0060.00914.60
5.6.300.0080.00814.42
5.6.290.0030.01314.29
5.6.280.0060.00614.10
5.6.270.0040.01114.20
5.6.260.0070.00714.11
5.6.250.0030.00914.37
5.6.240.0000.01114.22
5.6.230.0110.00414.38
5.6.220.0060.00614.42
5.6.210.0060.00914.04
5.6.200.0030.01014.13
5.6.190.0110.00314.17
5.6.180.0040.01214.34
5.6.170.0090.00013.97
5.6.160.0040.01114.40
5.6.150.0100.00314.34
5.6.140.0030.01014.40
5.6.130.0000.01114.23
5.6.120.0090.00614.46
5.6.110.0070.00714.18
5.6.100.0070.00713.98
5.6.90.0080.00514.46
5.6.80.0070.00714.15
5.6.70.0030.01014.32
5.6.60.0050.00514.29
5.6.50.0060.00614.50
5.6.40.0100.00614.03
5.6.30.0030.01413.80
5.6.20.0060.00614.36
5.6.10.0070.00714.09
5.6.00.0000.01114.27

preferences:
41.51 ms | 400 KiB | 5 Q