3v4l.org

run code in 300+ PHP versions simultaneously
<?php function _empty($value) { return $value ? 'non_empty' : 'empty'; } function _empty_fix($value) { $value = is_numeric($value) ? floatval($value) : $value; return $value ? 'non_empty' : 'empty'; } echo "normal :\n"; echo "\n0 : ", _empty(0); echo "\n0.0 : ", _empty(0.0); echo "\n'0' : ", _empty('0'); echo "\n'0.0' : ", _empty('0.0'); echo "\n\nfix :\n"; echo "\n0 : ", _empty_fix(0); echo "\n0.0 : ", _empty_fix(0.0); echo "\n'0' : ", _empty_fix('0'); echo "\n'0.0' : ", _empty_fix('0.0');

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)
8.3.60.0120.00316.50
8.3.50.0080.00821.95
8.3.40.0080.00818.67
8.3.30.0040.01518.96
8.3.20.0040.00420.21
8.3.10.0040.00423.46
8.3.00.0050.00319.26
8.2.180.0100.01018.53
8.2.170.0000.01422.96
8.2.160.0030.01720.51
8.2.150.0070.00024.18
8.2.140.0060.00324.66
8.2.130.0060.00326.16
8.2.120.0080.00022.06
8.2.110.0000.00920.30
8.2.100.0080.00417.78
8.2.90.0050.00319.21
8.2.80.0080.00417.97
8.2.70.0030.00517.48
8.2.60.0040.00418.05
8.2.50.0050.00318.07
8.2.40.0040.00419.89
8.2.30.0060.00317.99
8.2.20.0070.00017.78
8.2.10.0030.00518.07
8.2.00.0030.00517.54
8.1.280.0100.01025.92
8.1.270.0040.00423.97
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0030.00622.05
8.1.230.0040.00822.04
8.1.220.0000.00817.74
8.1.210.0030.00618.77
8.1.200.0060.00317.22
8.1.190.0040.00417.00
8.1.180.0080.00018.10
8.1.170.0000.00818.57
8.1.160.0040.00421.79
8.1.150.0000.00718.66
8.1.140.0020.00517.25
8.1.130.0030.00317.73
8.1.120.0050.00317.46
8.1.110.0070.00017.34
8.1.100.0000.01017.39
8.1.90.0000.00717.39
8.1.80.0040.00417.36
8.1.70.0070.00017.43
8.1.60.0000.00817.63
8.1.50.0040.00417.48
8.1.40.0040.00417.39
8.1.30.0000.00817.55
8.1.20.0040.00417.60
8.1.10.0000.00817.43
8.1.00.0000.00717.45
8.0.300.0000.00718.77
8.0.290.0070.00017.18
8.0.280.0000.00818.50
8.0.270.0000.00817.30
8.0.260.0030.00317.29
8.0.250.0000.00716.84
8.0.240.0050.00216.86
8.0.230.0030.00316.90
8.0.220.0000.00716.68
8.0.210.0030.00316.69
8.0.200.0030.00316.74
8.0.190.0050.00216.90
8.0.180.0030.00716.79
8.0.170.0000.00816.72
8.0.160.0000.00816.88
8.0.150.0040.00416.67
8.0.140.0050.00216.77
8.0.130.0050.00013.27
8.0.120.0040.00416.73
8.0.110.0040.00416.79
8.0.100.0050.00216.87
8.0.90.0000.00716.60
8.0.80.0140.00616.80
8.0.70.0000.00816.73
8.0.60.0070.00016.77
8.0.50.0080.00016.86
8.0.30.0100.01316.97
8.0.20.0080.01117.40
8.0.10.0000.00716.90
8.0.00.0090.00916.64
7.4.330.0050.00015.07
7.4.320.0000.00716.57
7.4.300.0030.00316.59
7.4.290.0030.00316.50
7.4.280.0040.00416.46
7.4.270.0000.00716.41
7.4.260.0070.00016.47
7.4.250.0030.00516.54
7.4.240.0040.00416.54
7.4.230.0040.00416.40
7.4.220.0190.00016.54
7.4.210.0090.00616.55
7.4.200.0070.00016.40
7.4.190.0030.00316.55
7.4.160.0160.00016.60
7.4.150.0100.00717.40
7.4.140.0080.01017.86
7.4.130.0070.00916.51
7.4.120.0060.01416.52
7.4.110.0110.00516.48
7.4.100.0110.00716.51
7.4.90.0070.01016.67
7.4.80.0110.01119.39
7.4.70.0100.00716.48
7.4.60.0080.00816.44
7.4.50.0000.00716.21
7.4.40.0080.01216.42
7.4.30.0030.01216.30
7.4.00.0040.00814.84
7.3.330.0060.00013.11
7.3.320.0000.00513.21
7.3.310.0000.00816.16
7.3.300.0000.00716.18
7.3.290.0030.01016.31
7.3.280.0100.00816.28
7.3.270.0140.00317.40
7.3.260.0100.00716.22
7.3.250.0090.01116.46
7.3.240.0110.00716.38
7.3.230.0120.00416.48
7.3.210.0040.01316.45
7.3.200.0070.01419.39
7.3.190.0060.01616.32
7.3.180.0060.01016.49
7.3.170.0040.01116.50
7.3.160.0030.01216.46
7.3.120.0000.01414.93
7.2.330.0080.00816.75
7.2.320.0040.01316.57
7.2.310.0200.00316.46
7.2.300.0090.00616.68
7.2.290.0110.00616.63
7.2.120.0030.01016.62
7.2.110.0040.01116.61
7.2.100.0060.01116.47
7.2.90.0000.01016.70
7.2.80.0060.00616.66
7.2.70.0030.01217.00
7.2.60.0070.00716.95
7.2.50.0040.00916.73
7.2.40.0040.00716.51
7.2.30.0060.01016.83
7.2.20.0080.00316.88
7.2.10.0080.00816.83
7.2.00.0050.01018.08
7.1.240.0070.00415.93
7.1.230.0000.01315.80
7.1.220.0050.00315.79
7.1.210.0030.00915.79
7.1.200.0060.01015.79
7.1.190.0030.00715.88
7.1.180.0070.01015.74
7.1.170.0090.00015.82
7.1.160.0080.00415.75
7.1.150.0040.01115.76
7.1.140.0130.00015.77
7.1.130.0100.00015.74
7.1.120.0110.00415.75
7.1.110.0030.00615.81
7.1.100.0030.00817.12
7.1.90.0000.01415.57
7.1.80.0030.00715.85
7.1.70.0030.00716.52
7.1.60.0060.00516.40
7.1.50.0140.00816.15
7.1.40.0040.00415.57
7.1.30.0100.00315.79
7.1.20.0090.00315.54
7.1.10.0060.00615.75
7.1.00.0040.04219.17
7.0.320.0040.00815.40
7.0.310.0130.00015.39
7.0.300.0000.01415.49
7.0.290.0000.00815.52
7.0.280.0060.00615.45
7.0.270.0090.00615.20
7.0.260.0030.00915.34
7.0.250.0030.01015.10
7.0.240.0000.01315.51
7.0.230.0040.00715.35
7.0.220.0070.00715.31
7.0.210.0030.01015.13
7.0.200.0000.01116.02
7.0.190.0040.01115.10
7.0.180.0060.00615.31
7.0.170.0090.00315.35
7.0.160.0070.00315.35
7.0.150.0090.00615.32
7.0.140.0090.03618.61
7.0.130.0110.00415.31
7.0.120.0060.00615.54
7.0.110.0070.00715.20
7.0.100.0030.01015.13
7.0.90.0070.00415.22
7.0.80.0030.01315.32
7.0.70.0050.00215.26
7.0.60.0050.05017.61
7.0.50.0080.03216.56
7.0.40.0070.04216.91
7.0.30.0160.02516.80
7.0.20.0100.02816.71
7.0.10.0060.02416.83
7.0.00.0070.02216.70
5.6.380.0030.01014.27
5.6.370.0170.00014.04
5.6.360.0120.00613.93
5.6.350.0070.00714.36
5.6.340.0170.00014.16
5.6.330.0140.00314.16
5.6.320.0140.00314.69
5.6.310.0080.00414.34
5.6.300.0090.00314.06
5.6.290.0040.00414.25
5.6.280.0020.04517.59
5.6.270.0000.01414.55
5.6.260.0100.00314.52
5.6.250.0070.00714.52
5.6.240.0030.01014.10
5.6.230.0030.01314.19
5.6.220.0060.00614.42
5.6.210.0100.03817.46
5.6.200.0020.03316.20
5.6.190.0130.04117.45
5.6.180.0100.02717.47
5.6.170.0130.03017.31
5.6.160.0060.03617.41
5.6.150.0140.03016.26
5.6.140.0100.02316.17
5.6.130.0050.03216.26
5.6.120.0020.02517.60
5.6.110.0070.04517.64
5.6.100.0080.04117.70
5.6.90.0030.02617.60
5.6.80.0060.04117.24
5.6.70.0040.00813.93
5.6.60.0050.00514.20
5.6.50.0040.01214.25
5.6.40.0100.00313.97
5.6.30.0070.01014.33
5.6.20.0070.00714.27
5.6.10.0080.00814.08
5.6.00.0060.00914.23
5.5.380.0040.00811.27
5.5.370.0030.00711.27
5.5.360.0050.00011.27
5.5.350.2170.02215.80
5.5.340.0070.04014.65
5.5.330.0080.04515.79
5.5.320.0050.03915.79
5.5.310.0170.03415.76
5.5.300.0050.02514.67
5.5.290.0030.04514.67
5.5.280.0100.02816.04
5.5.270.0070.03316.07
5.5.260.0090.04116.02
5.5.250.0100.02115.98
5.5.240.0210.03515.78
5.5.230.0040.00711.27
5.5.220.0060.00311.27
5.5.210.0060.00011.27
5.5.200.0030.00311.27
5.5.190.0000.00711.27
5.5.180.0090.00311.27
5.5.170.0070.00313.98
5.5.160.0030.00511.27
5.5.150.0090.00311.27
5.5.140.0030.00711.27
5.5.130.0070.00311.27
5.5.120.0030.00911.27
5.5.110.0000.01211.27
5.5.100.0000.00811.27
5.5.90.0070.00411.27
5.5.80.0060.00611.27
5.5.70.0090.00011.27
5.5.60.0000.00911.27
5.5.50.0000.00511.27
5.5.40.0060.00611.27
5.5.30.0000.01011.27
5.5.20.0030.00611.27
5.5.10.0000.00811.27
5.5.00.0000.00711.27
5.4.450.0220.03615.29
5.4.440.0260.03515.29
5.4.430.0160.03715.28
5.4.420.0200.03915.29
5.4.410.0190.02215.20
5.4.400.0170.04015.16
5.4.390.0240.03215.21
5.4.380.0220.03715.18
5.4.370.0190.03915.20
5.4.360.0210.03315.13
5.4.350.0180.02615.09
5.4.340.0210.03615.09
5.4.330.0100.00011.27
5.4.320.0150.02015.11
5.4.310.0220.02315.18
5.4.300.0180.04115.08
5.4.290.0170.03815.16
5.4.280.0180.02215.21
5.4.270.0240.03315.15
5.4.260.0150.02315.17
5.4.250.0230.02215.04
5.4.240.0170.03715.12
5.4.230.0150.04215.11
5.4.220.0170.02515.17
5.4.210.0190.03715.20
5.4.200.0230.03015.09
5.4.190.0190.03315.15
5.4.180.0230.03615.11
5.4.170.0250.03315.08
5.4.160.0190.03715.20
5.4.150.0170.02515.12
5.4.140.0170.03313.85
5.4.130.0150.03613.91
5.4.120.0170.02413.78
5.4.110.0160.04013.96
5.4.100.0180.03313.79
5.4.90.0160.02913.93
5.4.80.0230.03313.83
5.4.70.0110.02213.90
5.4.60.0140.01913.89
5.4.50.0150.02513.85
5.4.40.0140.01813.81
5.4.30.0100.02313.86
5.4.20.0160.02313.86
5.4.10.0160.02513.87
5.4.00.0220.01513.59
5.3.290.0070.02613.09
5.3.280.0170.04512.97
5.3.270.0250.03312.89
5.3.260.0180.02512.94
5.3.250.0110.02812.90
5.3.240.0170.02212.90
5.3.230.0170.02213.04
5.3.220.0200.03112.92
5.3.210.0200.03312.96
5.3.200.0240.02312.89
5.3.190.0160.03413.03
5.3.180.0250.03012.87
5.3.170.0340.01012.87
5.3.160.0180.02112.91
5.3.150.0130.03312.97
5.3.140.0120.02112.91
5.3.130.0200.01812.87
5.3.120.0150.02312.87
5.3.110.0170.02812.86
5.3.100.0210.02212.66
5.3.90.0130.02112.69
5.3.80.0170.03412.72
5.3.70.0210.03012.60
5.3.60.0150.03312.63
5.3.50.0190.02512.64
5.3.40.0230.03212.57
5.3.30.0160.03612.55
5.3.20.0230.03112.51
5.3.10.0230.03212.57
5.3.00.0170.03412.50
5.2.170.0180.01411.27
5.2.160.0180.02011.16
5.2.150.0080.02311.17
5.2.140.0140.03411.20
5.2.130.0150.03011.14
5.2.120.0170.02711.14
5.2.110.0100.03211.19
5.2.100.0160.02211.18
5.2.90.0180.01711.14
5.2.80.0140.01811.22
5.2.70.0130.02111.14
5.2.60.0130.03211.20
5.2.50.0220.01411.26
5.2.40.0120.01711.14
5.2.30.0120.03211.23
5.2.20.0130.03411.17
5.2.10.0150.01711.02
5.2.00.0150.02810.97
5.1.60.0160.02310.59
5.1.50.0120.02510.59
5.1.40.0150.02710.59
5.1.30.0120.01310.77
5.1.20.0110.02010.78
5.1.10.0140.02710.66
5.1.00.0110.02710.62
5.0.50.0070.02210.03
5.0.40.0070.0159.83
5.0.30.0110.0319.74
5.0.20.0070.0259.80
5.0.10.0050.0269.67
5.0.00.0130.0289.68
4.4.90.0030.0149.23
4.4.80.0100.0169.23
4.4.70.0050.0179.23
4.4.60.0050.0159.23
4.4.50.0050.0219.23
4.4.40.0090.0279.23
4.4.30.0080.0119.23
4.4.20.0060.0099.23
4.4.10.0080.0179.23
4.4.00.0050.0299.23
4.3.110.0090.0189.23
4.3.100.0030.0199.23
4.3.90.0070.0109.23
4.3.80.0090.0269.23
4.3.70.0050.0119.23
4.3.60.0090.0179.23
4.3.50.0070.0179.23
4.3.40.0070.0129.23
4.3.30.0040.0089.23
4.3.20.0050.0129.23
4.3.10.0050.0139.23
4.3.00.0010.0219.23

preferences:
48.2 ms | 401 KiB | 5 Q