3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo null == 0? 'true': 'false'; echo 0 == "0"? 'true': 'false'; echo "0" == 0? 'true': 'false'; echo "0" == null? 'true' : 'false'; echo null == "0"? 'true' : 'false'; echo 0 == null? 'true' : 'false'; echo "" == 0? 'true' : 'false'; $test = new stdClass(); echo $test == ""? 'true' : '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)
8.3.60.0150.00318.55
8.3.50.0030.01317.78
8.3.40.0090.00918.84
8.3.30.0150.00318.67
8.3.20.0070.00020.33
8.3.10.0040.00423.73
8.3.00.0050.00319.38
8.2.180.0090.00916.50
8.2.170.0110.00422.96
8.2.160.0140.00020.45
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0070.00317.63
8.2.120.0070.00026.35
8.2.110.0060.00320.48
8.2.100.0040.00718.09
8.2.90.0040.00419.08
8.2.80.0040.00417.97
8.2.70.0040.00417.50
8.2.60.0030.00517.93
8.2.50.0030.00618.07
8.2.40.0080.00019.34
8.2.30.0000.00720.63
8.2.20.0000.00817.70
8.2.10.0000.00718.13
8.2.00.0070.00018.10
8.1.270.0050.00323.71
8.1.260.0030.00628.09
8.1.250.0070.00028.09
8.1.240.0070.00322.01
8.1.230.0070.00419.12
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.35
8.1.190.0000.00817.56
8.1.180.0040.00418.10
8.1.170.0040.00418.57
8.1.160.0030.00522.00
8.1.150.0070.00018.93
8.1.140.0000.00819.58
8.1.130.0000.00717.79
8.1.120.0040.00417.35
8.1.110.0000.00717.33
8.1.100.0040.00417.45
8.1.90.0030.00817.33
8.1.80.0070.00017.34
8.1.70.0000.00717.35
8.1.60.0040.00417.57
8.1.50.0000.00917.45
8.1.40.0040.00417.58
8.1.30.0050.00517.61
8.1.20.0000.00717.55
8.1.10.0040.00417.60
8.1.00.0000.00817.43
8.0.300.0060.00318.77
8.0.290.0050.00216.63
8.0.280.0000.00718.43
8.0.270.0070.00017.25
8.0.260.0030.00317.25
8.0.250.0030.00316.98
8.0.240.0000.00717.03
8.0.230.0000.00816.92
8.0.220.0030.00316.91
8.0.210.0030.00316.87
8.0.200.0000.00716.96
8.0.190.0040.00417.00
8.0.180.0000.00716.86
8.0.170.0000.00716.87
8.0.160.0030.00316.94
8.0.150.0030.00317.02
8.0.140.0030.00316.80
8.0.130.0050.00013.34
8.0.120.0030.00516.93
8.0.110.0070.00016.77
8.0.100.0000.00716.93
8.0.90.0000.00716.77
8.0.80.0090.00616.88
8.0.70.0070.00016.90
8.0.60.0070.00017.05
8.0.50.0000.00716.80
8.0.30.0110.00717.20
8.0.20.0100.00817.40
8.0.10.0070.00017.19
8.0.00.0090.00816.75
7.4.330.0020.00216.75
7.4.320.0000.00616.39
7.4.300.0030.00316.49
7.4.290.0000.00716.43
7.4.280.0030.00716.47
7.4.270.0020.00516.52
7.4.260.0040.00816.57
7.4.250.0030.00316.44
7.4.240.0000.00716.53
7.4.230.0000.00716.59
7.4.220.0100.00716.52
7.4.210.0000.01516.68
7.4.200.0030.00316.68
7.4.160.0040.01116.66
7.4.150.0030.01517.40
7.4.140.0070.01317.86
7.4.130.0110.01016.46
7.4.120.0070.01116.49
7.4.110.0100.00716.69
7.4.100.0060.01816.55
7.4.90.0070.01016.33
7.4.80.0120.01019.39
7.4.70.0100.00716.46
7.4.60.0130.00316.43
7.4.50.0130.00316.26
7.4.40.0030.01216.60
7.4.30.0100.00616.68
7.4.00.0090.00515.08
7.3.330.0000.00513.13
7.3.320.0060.00013.00
7.3.310.0080.00016.21
7.3.300.0060.00016.22
7.3.290.0100.00716.26
7.3.280.0110.00716.27
7.3.270.0090.00817.40
7.3.260.0070.01116.33
7.3.250.0110.00616.36
7.3.240.0120.00716.30
7.3.230.0160.00616.39
7.3.210.0060.01116.21
7.3.200.0120.00916.14
7.3.190.0050.01116.23
7.3.180.0060.01316.19
7.3.170.0100.00616.31
7.3.160.0060.00916.50
7.3.120.0060.01314.73
7.3.110.0090.00914.83
7.3.100.0000.01314.63
7.3.90.0000.01514.54
7.3.80.0070.00314.77
7.3.70.0040.01214.82
7.3.60.0080.00414.73
7.3.50.0090.00614.74
7.3.40.0040.01114.87
7.3.30.0060.00914.64
7.3.20.0100.00716.75
7.3.10.0030.01116.61
7.3.00.0050.00716.51
7.2.330.0100.01416.39
7.2.320.0040.01816.41
7.2.310.0140.00316.55
7.2.300.0050.01116.60
7.2.290.0120.00416.47
7.2.250.0030.01314.84
7.2.240.0090.00914.86
7.2.230.0040.00815.18
7.2.220.0060.00615.05
7.2.210.0110.00615.09
7.2.200.0030.01314.95
7.2.190.0030.00915.06
7.2.180.0090.00915.05
7.2.170.0140.00314.82
7.2.130.0030.01016.69
7.2.120.0100.00016.78
7.2.110.0170.00816.53
7.2.100.0110.00416.57
7.2.90.0090.00617.00
7.2.80.0040.01416.77
7.2.70.0030.01216.89
7.2.60.0030.01016.70
7.2.50.0040.01116.93
7.2.40.0030.01016.98
7.2.30.0130.00016.77
7.2.20.0070.00716.79
7.2.10.0030.01316.57
7.2.00.0030.01618.01
7.1.330.0070.00715.80
7.1.320.0040.00715.66
7.1.310.0080.00315.84
7.1.300.0030.00615.77
7.1.290.0110.00015.62
7.1.280.0030.01315.71
7.1.270.0080.00315.71
7.1.260.0030.01015.63
7.1.250.0050.00515.65
7.1.240.0060.00915.52
7.1.230.0080.00815.53
7.1.220.0090.00615.76
7.1.210.0130.00015.38
7.1.200.0100.00215.51
7.1.190.0030.00615.60
7.1.180.0100.00715.62
7.1.170.0070.00415.27
7.1.160.0070.00715.36
7.1.150.0060.00315.63
7.1.140.0070.01015.59
7.1.130.0120.00315.70
7.1.120.0060.00815.42
7.1.110.0070.00715.52
7.1.100.0100.00316.92
7.1.90.0040.01115.30
7.1.80.0060.00915.45
7.1.70.0080.00416.27
7.1.60.0090.01117.55
7.1.50.0080.00916.03
7.1.40.0090.00015.66
7.1.30.0040.01115.51
7.1.20.0040.00715.39
7.1.10.0040.00715.62
7.1.00.0030.04118.95
7.0.330.0030.01015.16
7.0.320.0060.00615.27
7.0.310.0100.00315.26
7.0.300.0070.00715.32
7.0.290.0030.01315.34
7.0.280.0120.00314.95
7.0.270.0070.00315.38
7.0.260.0060.00315.32
7.0.250.0030.01015.13
7.0.240.0100.00715.36
7.0.230.0040.00415.34
7.0.220.0050.00314.96
7.0.210.0090.00615.53
7.0.200.0040.00916.14
7.0.190.0110.00015.22
7.0.180.0030.00615.54
7.0.170.0070.00715.32
7.0.160.0040.01114.91
7.0.150.0070.00715.39
7.0.140.0110.00315.37
7.0.130.0070.00415.45
7.0.120.0040.00415.05
7.0.110.0090.00315.37
7.0.100.0070.00715.30
7.0.90.0040.00415.15
7.0.80.0060.00615.43
7.0.70.0040.00815.38
7.0.60.0070.04517.57
7.0.50.0050.02516.66
7.0.40.0100.04216.79
7.0.30.0130.02316.78
7.0.20.0220.04216.72
7.0.10.0050.03016.68
7.0.00.0130.03816.73
5.6.380.0070.00714.38
5.6.370.0030.00914.41
5.6.360.0100.00314.20
5.6.350.0040.01114.42
5.6.340.0110.00314.46
5.6.330.0130.00313.80
5.6.320.0070.00714.13
5.6.310.0000.00914.23
5.6.300.0050.00514.26
5.6.290.0030.01014.16
5.6.280.0020.02117.61
5.6.270.0000.01514.29
5.6.260.0040.00413.97
5.6.250.0060.00614.32
5.6.240.0100.00314.18
5.6.230.0040.01113.91
5.6.220.0100.00314.18
5.6.210.0090.03817.63
5.6.200.0080.04116.27
5.6.190.0050.03217.44
5.6.180.0190.02417.45
5.6.170.0080.03717.41
5.6.160.0080.02517.52
5.6.150.0070.03816.17
5.6.140.0080.04316.13
5.6.130.0130.02516.21
5.6.120.0070.02217.53
5.6.110.0050.03717.66
5.6.100.0080.02617.56
5.6.90.0090.03717.50
5.6.80.0100.03617.29
5.6.70.0070.00714.38
5.6.60.0090.00614.05
5.6.50.0040.01014.38
5.6.40.0030.00714.16
5.6.30.0040.00414.09
5.6.20.0000.00814.31
5.6.10.0070.00314.09
5.6.00.0070.00714.29
5.5.380.0030.00611.25
5.5.370.0030.00311.21
5.5.360.0030.00311.34
5.5.350.0130.03415.84
5.5.340.0050.04214.62
5.5.330.0080.04015.77
5.5.320.0030.03215.87
5.5.310.0160.01815.44
5.5.300.0030.02714.49
5.5.290.0050.04214.68
5.5.280.0080.02015.83
5.5.270.0100.03815.94
5.5.260.0050.03415.96
5.5.250.0030.03515.80
5.5.240.0080.03915.59
5.5.230.0080.00010.78
5.5.220.0000.00610.73
5.5.210.0040.00810.93
5.5.200.0030.00310.91
5.5.190.0030.00610.68
5.5.180.0040.00410.61
5.5.170.0000.00911.06
5.5.160.0090.00310.95
5.5.150.0030.00510.83
5.5.140.0080.00310.85
5.5.130.0000.00610.90
5.5.120.0040.00810.81
5.5.110.0000.01010.89
5.5.100.0090.00010.77
5.5.90.0050.00010.93
5.5.80.0040.00711.08
5.5.70.0030.00811.04
5.5.60.0070.00010.66
5.5.50.0060.00611.04
5.5.40.0030.00311.10
5.5.30.0000.00810.86
5.5.20.0030.00610.77
5.5.10.0060.00311.14
5.5.00.0030.00610.96

preferences:
65.39 ms | 400 KiB | 5 Q