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"; ?>

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)
8.3.70.0170.00318.68
8.3.60.0160.00016.75
8.3.50.0120.00522.01
8.3.40.0040.01118.68
8.3.30.0130.00319.09
8.3.20.0040.00420.29
8.3.10.0050.00323.65
8.3.00.0040.00419.38
8.2.180.0120.00618.16
8.2.170.0110.00422.96
8.2.160.0040.01120.46
8.2.150.0030.00624.18
8.2.140.0050.00224.66
8.2.130.0140.00326.16
8.2.120.0000.00722.07
8.2.110.0060.00320.24
8.2.100.0090.00317.72
8.2.90.0000.00719.08
8.2.80.0030.00517.97
8.2.70.0060.00317.63
8.2.60.0000.00817.80
8.2.50.0050.00318.07
8.2.40.0030.00518.22
8.2.30.0070.00017.93
8.2.20.0000.00817.76
8.2.10.0070.00018.07
8.2.00.0060.00317.67
8.1.280.0110.00325.92
8.1.270.0060.00322.14
8.1.260.0030.00526.35
8.1.250.0020.00528.09
8.1.240.0060.00322.34
8.1.230.0080.00420.76
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0060.00317.35
8.1.190.0000.00817.41
8.1.180.0090.00018.10
8.1.170.0040.00418.72
8.1.160.0000.00722.09
8.1.150.0040.00418.60
8.1.140.0000.00717.36
8.1.130.0000.00717.77
8.1.120.0070.00017.38
8.1.110.0040.00417.39
8.1.100.0040.00417.45
8.1.90.0000.00717.41
8.1.80.0040.00417.39
8.1.70.0050.00317.24
8.1.60.0040.00417.55
8.1.50.0000.00817.46
8.1.40.0040.00417.50
8.1.30.0030.00517.54
8.1.20.0040.00417.45
8.1.10.0000.00717.38
8.1.00.0040.00417.47
8.0.300.0000.00718.77
8.0.290.0070.00017.18
8.0.280.0040.00418.39
8.0.270.0000.00817.23
8.0.260.0000.00617.27
8.0.250.0070.00017.08
8.0.240.0000.00717.04
8.0.230.0000.00716.86
8.0.220.0030.00316.95
8.0.210.0030.00516.94
8.0.200.0060.00016.85
8.0.190.0000.00816.87
8.0.180.0000.00716.92
8.0.170.0040.00416.91
8.0.160.0070.00016.79
8.0.150.0000.00716.81
8.0.140.0050.00316.87
8.0.130.0060.00013.42
8.0.120.0040.00416.77
8.0.110.0080.00016.81
8.0.100.0070.00016.86
8.0.90.0050.00216.86
8.0.80.0070.01416.93
8.0.70.0000.00716.77
8.0.60.0040.00417.01
8.0.50.0040.00416.96
8.0.30.0110.01016.96
8.0.20.0090.00917.41
8.0.10.0040.00317.08
8.0.00.0060.01116.73
7.4.330.0060.00015.08
7.4.320.0060.00016.38
7.4.300.0040.00416.52
7.4.290.0040.00416.53
7.4.280.0070.00016.55
7.4.270.0070.00016.57
7.4.260.0000.00716.36
7.4.250.0070.00016.40
7.4.240.0020.00516.43
7.4.230.0000.00716.34
7.4.220.0030.01416.57
7.4.210.0040.01516.58
7.4.200.0000.00816.62
7.4.190.0000.00716.41
7.4.160.0100.00716.55
7.4.150.0070.01017.40
7.4.140.0140.00517.86
7.4.130.0090.00916.65
7.4.120.0100.00816.58
7.4.110.0070.01416.64
7.4.100.0070.01016.55
7.4.90.0060.01016.38
7.4.80.0060.01519.39
7.4.70.0110.00816.46
7.4.60.0130.00316.42
7.4.50.0130.00316.42
7.4.40.0030.01316.27
7.4.30.0040.01216.30
7.4.20.0120.00616.28
7.4.10.0060.01115.14
7.4.00.0070.01015.32
7.3.330.0000.00613.00
7.3.320.0020.00213.18
7.3.310.0000.00716.27
7.3.300.0070.00016.31
7.3.290.0100.00316.27
7.3.280.0050.01016.25
7.3.270.0040.01417.40
7.3.260.0060.01516.55
7.3.250.0140.00616.38
7.3.240.0040.02116.13
7.3.230.0080.00816.39
7.3.210.0030.01416.38
7.3.200.0030.01316.58
7.3.190.0070.01516.39
7.3.180.0140.00716.31
7.3.170.0320.01315.99
7.3.160.0080.00816.41
7.3.150.0090.01216.21
7.3.140.0080.00816.52
7.3.130.0060.01015.38
7.3.120.0070.00915.18
7.3.110.0050.01315.24
7.3.100.0070.01015.31
7.3.90.0080.00815.15
7.3.80.0050.00915.30
7.3.70.0050.01015.25
7.3.60.0070.00915.21
7.3.50.0050.00815.23
7.3.40.0090.00815.17
7.3.30.0060.01015.16
7.3.20.0070.00816.38
7.3.10.0190.00616.29
7.3.00.0100.00516.15
7.2.330.0100.01016.73
7.2.320.0040.01316.63
7.2.310.0090.00916.55
7.2.300.0170.00016.64
7.2.290.0110.00816.19
7.2.280.0160.00316.30
7.2.270.0120.00816.18
7.2.260.0050.01315.40
7.2.250.0080.00715.31
7.2.240.0080.00815.55
7.2.230.0060.01015.66
7.2.220.0090.00815.33
7.2.210.0080.00715.18
7.2.200.0050.01115.52
7.2.190.0100.00615.40
7.2.180.0060.01115.37
7.2.170.0120.00415.41
7.2.160.0080.00915.45
7.2.150.0080.00716.65
7.2.140.0080.00816.74
7.2.130.0060.00916.68
7.2.120.0100.00416.60
7.2.110.0100.00716.61
7.2.100.0080.00916.64
7.2.90.0120.00416.58
7.2.80.0090.00716.56
7.2.70.0050.00816.81
7.2.60.0070.00816.68
7.2.50.0090.00716.57
7.2.40.0100.00616.45
7.2.30.0090.00816.61
7.2.20.0090.00916.64
7.2.10.0060.01116.62
7.2.00.0080.00817.18
7.1.330.0060.00915.48
7.1.320.0020.01315.51
7.1.310.0110.00515.54
7.1.300.0090.00915.61
7.1.290.0090.00815.54
7.1.280.0060.00715.52
7.1.270.0080.00615.38
7.1.260.0030.01115.60
7.1.250.0060.00715.31
7.1.240.0100.00415.60
7.1.230.0040.01015.37
7.1.220.0070.00915.47
7.1.210.0080.00815.39
7.1.200.0060.00715.54
7.1.190.0040.00715.46
7.1.180.0130.00615.54
7.1.170.0060.00915.22
7.1.160.0060.00715.40
7.1.150.0050.00915.56
7.1.140.0090.00515.62
7.1.130.0090.00515.41
7.1.120.0060.01015.51
7.1.110.0080.00815.54
7.1.100.0070.00716.02
7.1.90.0090.00815.56
7.1.80.0060.00715.39
7.1.70.0080.00415.86
7.1.60.0070.01016.38
7.1.50.0070.00715.71
7.1.40.0040.01215.29
7.1.30.0080.00715.38
7.1.20.0100.00515.61
7.1.10.0070.00515.40
7.1.00.0060.02417.33
7.0.330.0040.00815.03
7.0.320.0100.00415.16
7.0.310.0060.00915.22
7.0.300.0090.00615.12
7.0.290.0100.00515.05
7.0.280.0030.01015.05
7.0.270.0080.00814.98
7.0.260.0050.00815.06
7.0.250.0070.00915.17
7.0.240.0040.01015.29
7.0.230.0080.00515.33
7.0.220.0080.00815.20
7.0.210.0050.00815.06
7.0.200.0150.00614.99
7.0.190.0070.00515.18
7.0.180.0100.00415.07
7.0.170.0090.00515.17
7.0.160.0050.00815.30
7.0.150.0120.00215.30
7.0.140.0080.02016.93
7.0.130.0050.00815.19
7.0.120.0040.01015.20
7.0.110.0140.00815.18
7.0.100.0050.00815.12
7.0.90.0100.00615.21
7.0.80.0100.00415.18
7.0.70.0020.01015.22
7.0.60.0090.02216.35
7.0.50.0050.01615.80
7.0.40.0110.02515.43
7.0.30.0110.02715.44
7.0.20.0130.02415.47
7.0.10.0070.01915.40
7.0.00.0070.01615.45
5.6.400.0060.00814.71
5.6.390.0060.00814.52
5.6.380.0090.00614.63
5.6.370.0100.00614.54
5.6.360.0080.00814.65
5.6.350.0090.00814.69
5.6.340.0040.01214.63
5.6.330.0080.00814.84
5.6.320.0050.01214.90
5.6.310.0120.00414.78
5.6.300.0070.00814.70
5.6.290.0090.00814.67
5.6.280.0070.02316.35
5.6.270.0030.01114.76
5.6.260.0070.00714.85
5.6.250.0060.00914.71
5.6.240.0030.01314.75
5.6.230.0050.00914.59
5.6.220.0080.00614.81
5.6.210.0060.02016.13
5.6.200.0060.02415.55
5.6.190.0030.01716.11
5.6.180.0110.02216.07
5.6.170.0150.02316.15
5.6.160.0090.02016.11
5.6.150.0070.02715.65
5.6.140.0050.02815.66
5.6.130.0080.02715.50
5.6.120.0080.02716.38
5.6.110.0050.01816.34
5.6.100.0100.02616.38
5.6.90.0070.02716.37
5.6.80.0080.01816.14
5.6.70.1150.01816.05
5.6.60.0110.00414.67
5.6.50.0050.01114.43
5.6.40.0080.00914.59
5.6.30.0070.00714.51
5.6.20.0060.01114.58
5.6.10.0070.01014.66
5.6.00.0050.01214.55
5.5.380.0110.00614.75
5.5.370.0050.01014.80
5.5.360.0080.00814.85
5.5.350.0080.02716.08
5.5.340.0090.01715.48
5.5.330.0060.02516.07
5.5.320.0070.01916.02
5.5.310.0130.02316.25
5.5.300.0040.02515.37
5.5.290.0050.01815.50
5.5.280.0110.02316.20
5.5.270.0090.02616.10
5.5.260.0090.02516.25
5.5.250.0070.02516.22
5.5.240.0150.02416.04
5.5.230.0070.00914.60
5.5.220.0110.00414.59
5.5.210.0070.00614.57
5.5.200.0050.00814.63
5.5.190.0060.01014.56
5.5.180.0070.00714.70
5.5.170.0090.00814.69
5.5.160.0060.01114.67
5.5.150.0070.00914.60
5.5.140.0080.00814.39
5.5.130.0090.00514.54
5.5.120.0070.00814.46
5.5.110.0090.00614.56
5.5.100.0100.00614.77
5.5.90.0080.00814.68
5.5.80.0040.01214.59
5.5.70.0070.00714.62
5.5.60.0070.00814.79
5.5.50.0080.01014.65
5.5.40.0100.00614.62
5.5.30.0080.00814.42
5.5.20.0060.00914.72
5.5.10.0110.00414.66
5.5.00.0110.00314.58
5.4.450.0060.02113.20
5.4.440.0120.02213.34
5.4.430.0090.01713.31
5.4.420.0110.01613.26
5.4.410.0100.01413.31
5.4.400.0090.02113.18
5.4.390.0090.01713.14
5.4.380.0130.01913.01
5.4.370.0160.02013.20
5.4.360.0120.01713.01
5.4.350.0130.02312.96
5.4.340.0140.01712.95
5.4.330.0090.00711.26
5.4.320.0070.01611.57
5.4.310.0090.01311.38
5.4.300.0040.01811.55
5.4.290.0070.01611.46
5.4.280.0080.01611.48
5.4.270.0090.01511.44
5.4.260.0080.02011.45
5.4.250.0060.02011.56
5.4.240.0100.01811.48
5.4.230.0040.02311.64
5.4.220.0080.01511.48
5.4.210.0060.01611.48
5.4.200.0090.01411.44
5.4.190.0080.01611.52
5.4.180.0070.01811.38
5.4.170.0070.02111.50
5.4.160.0100.02111.42
5.4.150.0050.02011.48
5.4.140.0090.02511.42
5.4.130.0080.01811.43
5.4.120.0080.01811.47
5.4.110.0070.01811.42
5.4.100.0070.01311.42
5.4.90.0060.01611.45
5.4.80.0070.01611.30
5.4.70.0070.01611.38
5.4.60.0070.01811.23
5.4.50.0100.01511.35
5.4.40.0080.01511.35
5.4.30.0070.01811.34
5.4.20.0100.01711.39
5.4.10.0060.01411.47
5.4.00.0060.01511.31
5.3.290.0070.01611.54
5.3.280.0070.01411.39
5.3.270.0080.01511.46
5.3.260.0050.01611.47
5.3.250.0070.01511.45
5.3.240.0050.01911.30
5.3.230.0090.01611.41
5.3.220.0070.01511.27
5.3.210.0050.01811.33
5.3.200.0070.01411.32
5.3.190.0080.01611.46
5.3.180.0070.01911.47
5.3.170.0090.01411.51
5.3.160.0100.01611.47
5.3.150.0070.01711.51
5.3.140.0070.01511.46
5.3.130.0080.01711.40
5.3.120.0060.01511.49
5.3.110.0070.01511.54
5.3.100.0060.01511.28
5.3.90.0080.01311.48
5.3.80.0060.01311.28
5.3.70.0080.01211.28
5.3.60.0060.01411.32
5.3.50.0050.01811.28
5.3.40.0080.01111.26
5.3.30.0050.01311.22
5.3.20.0070.01211.21
5.3.10.0070.01410.97
5.3.00.0060.01410.99
5.2.170.0080.0299.17
5.2.160.0070.0359.16
5.2.150.0080.0289.16
5.2.140.0070.0289.17
5.2.130.0050.0299.12
5.2.120.0060.0289.12
5.2.110.0040.0319.13
5.2.100.0030.0319.13
5.2.90.0090.0289.13
5.2.80.0030.0349.13
5.2.70.0110.0289.12
5.2.60.0080.0339.07
5.2.50.0080.0389.04
5.2.40.0060.0349.02
5.2.30.0050.0419.00
5.2.20.0050.0298.99
5.2.10.0040.0298.91
5.2.00.0020.0378.78
5.1.60.0040.0268.06
5.1.50.0080.0238.07
5.1.40.0060.0278.04
5.1.30.0060.0398.39
5.1.20.0060.0288.42
5.1.10.0070.0338.14
5.1.00.0050.0268.14
5.0.50.0040.0266.61
5.0.40.0050.0196.48
5.0.30.0040.0326.29
5.0.20.0090.0236.28
5.0.10.0040.0286.26
5.0.00.0040.0386.25
4.4.90.0010.0224.78
4.4.80.0050.0134.75
4.4.70.0040.0144.75
4.4.60.0030.0154.76
4.4.50.0030.0234.77
4.4.40.0050.0304.71
4.4.30.0040.0204.76
4.4.20.0080.0274.84
4.4.10.0050.0244.85
4.4.00.0040.0304.76
4.3.110.0030.0164.67
4.3.100.0050.0134.66
4.3.90.0020.0164.63
4.3.80.0050.0234.59
4.3.70.0070.0194.63
4.3.60.0050.0214.63
4.3.50.0040.0224.62
4.3.40.0060.0284.54
4.3.30.0020.0203.32
4.3.20.0040.0223.30
4.3.10.0020.0223.25
4.3.00.0070.0176.92

preferences:
39.85 ms | 401 KiB | 5 Q