3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo '0: '.(boolval(0) ? 'true' : 'false')."\n"; echo '42: '.(boolval(42) ? 'true' : 'false')."\n"; echo '0.0: '.(boolval(0.0) ? 'true' : 'false')."\n"; echo '4.2: '.(boolval(4.2) ? 'true' : 'false')."\n"; echo '"": '.(boolval("") ? 'true' : 'false')."\n"; echo '"string": '.(boolval("string") ? 'true' : 'false')."\n"; echo '"0": '.(boolval("0") ? 'true' : 'false')."\n"; echo '"1": '.(boolval("1") ? 'true' : 'false')."\n"; echo '[1, 2]: '.(boolval([1, 2]) ? 'true' : 'false')."\n"; echo '[]: '.(boolval([]) ? 'true' : 'false')."\n"; echo 'stdClass: '.(boolval(new stdClass) ? 'true' : 'false')."\n"; echo 'true : '.(boolval("true") ? 'true' : 'false')."\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)
8.3.60.0150.00018.31
8.3.50.0040.01118.03
8.3.40.0110.00418.67
8.3.30.0090.00918.59
8.3.20.0040.00418.99
8.3.10.0080.00019.25
8.3.00.0040.00423.48
8.2.180.0100.01018.29
8.2.170.0060.00922.96
8.2.160.0030.01022.26
8.2.150.0000.00724.18
8.2.140.0000.00824.66
8.2.130.0050.00219.41
8.2.120.0040.00426.35
8.2.110.0030.00717.63
8.2.100.0070.00317.78
8.2.90.0000.00817.49
8.2.80.0040.00418.83
8.2.70.0050.00317.68
8.2.60.0000.00917.91
8.2.50.0040.00418.10
8.2.40.0000.00819.34
8.2.30.0040.00419.38
8.2.20.0040.00418.12
8.2.10.0080.00017.97
8.2.00.0040.00419.39
8.1.280.0030.01725.92
8.1.270.0040.00423.88
8.1.260.0030.00626.35
8.1.250.0070.00028.09
8.1.240.0060.00323.82
8.1.230.0060.00621.03
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0060.00317.11
8.1.190.0030.00517.22
8.1.180.0040.00418.10
8.1.170.0000.00818.61
8.1.160.0050.00318.84
8.1.150.0050.00218.85
8.1.140.0000.00717.59
8.1.130.0040.00418.88
8.1.120.0030.00417.31
8.1.110.0100.00017.40
8.1.100.0000.00717.37
8.1.90.0050.00217.42
8.1.80.0000.00817.34
8.1.70.0030.00317.42
8.1.60.0000.00817.44
8.1.50.0050.00317.36
8.1.40.0050.00217.49
8.1.30.0000.00817.65
8.1.20.0040.00417.58
8.1.10.0050.00217.54
8.1.00.0040.00417.35
8.0.300.0000.00818.77
8.0.290.0030.00616.75
8.0.280.0050.00218.33
8.0.270.0030.00317.29
8.0.260.0060.00017.16
8.0.250.0030.00317.08
8.0.240.0030.00316.89
8.0.230.0070.00016.88
8.0.220.0050.00316.95
8.0.210.0040.00416.89
8.0.200.0040.00416.97
8.0.190.0030.00516.86
8.0.180.0000.00716.91
8.0.170.0000.00916.98
8.0.160.0000.00817.03
8.0.150.0100.00016.84
8.0.140.0050.00216.93
8.0.130.0050.00013.32
8.0.120.0030.00616.88
8.0.110.0000.00816.95
8.0.100.0060.00316.72
8.0.90.0040.00416.93
8.0.80.0090.00916.87
8.0.70.0040.00416.84
8.0.60.0040.00416.95
8.0.50.0040.00416.95
8.0.30.0120.00816.96
8.0.20.0060.01217.40
8.0.10.0050.00316.97
8.0.00.0080.01116.65
7.4.330.0000.00515.55
7.4.320.0060.00016.60
7.4.300.0000.00616.47
7.4.290.0030.00316.55
7.4.280.0000.00716.40
7.4.270.0030.00316.51
7.4.260.0000.00716.41
7.4.250.0050.00216.41
7.4.240.0030.00316.52
7.4.230.0000.00716.26
7.4.220.0080.00016.25
7.4.210.0070.00916.59
7.4.200.0030.00316.50
7.4.160.0120.00616.50
7.4.140.0100.01017.86
7.4.130.0150.00316.72
7.4.120.0110.01016.48
7.4.110.0040.01316.29
7.4.100.0160.00016.40
7.4.90.0160.00016.49
7.4.80.0060.01119.39
7.4.70.0030.01816.51
7.4.60.0100.00616.61
7.4.50.0120.00316.35
7.4.40.0170.00616.67
7.4.10.0030.01315.08
7.4.00.0070.00914.96
7.3.330.0030.00313.02
7.3.320.0000.00612.97
7.3.310.0030.00316.22
7.3.300.0000.00716.30
7.3.290.0050.00216.27
7.3.280.0110.00716.32
7.3.260.0100.00916.36
7.3.240.0110.00816.44
7.3.230.0130.00416.58
7.3.210.0090.01216.46
7.3.200.0110.01116.23
7.3.190.0130.00716.44
7.3.180.0050.01116.20
7.3.170.0160.00616.38
7.3.160.0190.00316.45
7.3.130.0030.01414.81
7.3.120.0030.00914.76
7.3.110.0100.01014.96
7.3.100.0070.01014.86
7.3.90.0070.00314.64
7.3.80.0070.00714.40
7.3.70.0030.01414.74
7.3.60.0100.00314.89
7.3.50.0100.00714.75
7.3.40.0100.00614.60
7.3.30.0070.00714.84
7.3.20.0030.01416.38
7.3.10.0110.00516.39
7.3.00.0060.00716.70
7.2.330.0130.01016.54
7.2.320.0090.00916.71
7.2.310.0110.00816.64
7.2.300.0150.00316.59
7.2.290.0060.01016.54
7.2.260.0030.01714.73
7.2.250.0130.00615.14
7.2.240.0120.00615.05
7.2.230.0000.01515.05
7.2.220.0000.01614.98
7.2.210.0030.01014.95
7.2.200.0000.00915.00
7.2.190.0000.01615.05
7.2.180.0100.00315.16
7.2.170.0160.00015.07
7.2.160.0030.01014.68
7.2.150.0040.01416.86
7.2.140.0110.00416.64
7.2.130.0030.00916.72
7.2.120.0070.01016.87
7.2.110.0050.01016.88
7.2.100.0060.00716.89
7.2.90.0040.00716.88
7.2.80.0050.01016.91
7.2.70.0070.00316.71
7.2.60.0720.00816.27
7.2.50.0720.00616.18
7.2.40.0620.00816.32
7.2.30.0650.00616.28
7.2.20.0750.01016.30
7.2.10.0710.00916.32
7.2.00.0770.01116.48
7.1.330.0000.01415.83
7.1.320.0000.00915.56
7.1.310.0030.00715.67
7.1.300.0030.00915.85
7.1.290.0060.01015.56
7.1.280.0030.00915.66
7.1.270.0040.01115.84
7.1.260.0040.00715.50
7.1.250.0030.01015.55
7.1.240.0030.01015.55
7.1.230.0070.00315.51
7.1.220.0030.00715.60
7.1.210.0040.00815.79
7.1.200.0030.00915.71
7.1.190.0070.00315.84
7.1.180.0030.01015.61
7.1.170.0920.00914.62
7.1.160.0940.00916.21
7.1.150.1000.00916.13
7.1.140.1070.00716.27
7.1.130.1160.01116.21
7.1.120.1090.00616.18
7.1.110.0760.01115.87
7.1.100.1150.01315.87
7.1.90.1080.00615.87
7.1.80.0790.00816.16
7.1.70.0820.01315.34
7.1.60.1030.01524.39
7.1.50.1650.01024.31
7.1.40.1490.00924.19
7.1.30.1210.01124.09
7.1.20.1170.01024.11
7.1.10.1370.00815.30
7.1.00.1360.00815.26
7.0.330.0070.00415.29
7.0.320.0000.01215.32
7.0.310.0030.01015.23
7.0.300.0040.01115.48
7.0.290.0100.00715.15
7.0.280.0090.00015.22
7.0.270.0030.00615.39
7.0.260.0100.00315.31
7.0.250.0040.00815.28
7.0.240.0080.00415.16
7.0.230.0140.00015.42
7.0.220.0070.00415.17
7.0.210.0000.01615.22
7.0.200.0070.01015.18
7.0.190.0090.00315.01
7.0.180.0040.00815.55
7.0.170.0000.01315.38
7.0.160.0030.01015.38
7.0.150.0070.00715.33
7.0.140.0040.00815.51
7.0.130.0090.00315.34
7.0.120.0130.00015.39
7.0.110.0090.00015.42
7.0.100.0070.00315.40
7.0.90.0090.00315.23
7.0.80.0040.00715.19
7.0.70.0070.00715.46
7.0.60.0070.01015.03
7.0.50.0170.00015.44
7.0.40.0030.00613.47
7.0.30.0060.00613.47
7.0.20.0030.00913.41
7.0.10.0000.00913.50
7.0.00.0070.00713.43
5.6.400.0060.00614.30
5.6.390.0130.00314.44
5.6.380.0070.00414.51
5.6.370.0030.01014.54
5.6.360.0070.00313.84
5.6.350.0080.01114.18
5.6.340.0000.01314.06
5.6.330.0030.00914.54
5.6.320.0040.00814.47
5.6.310.0100.00714.20
5.6.300.0050.00514.19
5.6.290.0090.00914.38
5.6.280.0040.00414.05
5.6.270.0030.01014.20
5.6.260.0000.01414.39
5.6.250.0070.00714.29
5.6.240.0120.00014.25
5.6.230.0040.00414.23
5.6.220.0080.00814.29
5.6.210.0000.01614.00
5.6.200.0060.00914.05
5.6.190.0030.01014.35
5.6.180.0120.00314.49
5.6.170.0060.00314.46
5.6.160.0040.00414.25
5.6.150.0070.00714.09
5.6.140.0070.01014.25
5.6.130.0090.00614.25
5.6.120.0130.00314.52
5.6.110.0060.00614.21
5.6.100.0060.00614.07
5.6.90.0100.00314.24
5.6.80.0000.01214.26
5.6.70.0030.01314.15
5.6.60.0070.01014.09
5.6.50.0070.00714.00
5.6.40.0060.00914.36
5.6.30.0030.00914.15
5.6.20.0060.00914.26
5.6.10.0060.00914.27
5.6.00.0000.00914.07

preferences:
67.22 ms | 400 KiB | 5 Q