3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo 'within var_dump: '; var_dump('0012e2' == '1e3'); $a = '0012e2'; $b = '1e3'; var_dump($a); var_dump($b); echo '== :'."\n"; echo 'direct : '; $i = ($a == $b); var_dump($i); echo 'direct strings : '; $i = ((string) $a == (string) $b); var_dump($i); echo 'string in var_dump: '; var_dump((string) $a == (string) $b); echo 'within var_dump: '; var_dump($a == $b); echo '=== :'."\n"; $i = (bool)((string) $a === (string) $b); var_dump($i); var_dump((string) '0010e2' === (string) '1e3'); echo '-'."\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)
8.3.60.0100.00718.31
8.3.50.0120.00621.99
8.3.40.0100.00718.48
8.3.30.0080.00618.84
8.3.20.0000.00720.21
8.3.10.0040.00421.77
8.3.00.0040.00417.25
8.2.180.0000.01518.17
8.2.170.0100.00319.00
8.2.160.0090.00622.96
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.48
8.2.110.0060.00320.99
8.2.100.0060.00617.78
8.2.90.0040.00417.50
8.2.80.0050.00317.97
8.2.70.0000.00817.63
8.2.60.0040.00418.03
8.2.50.0040.00418.07
8.2.40.0030.00519.71
8.2.30.0050.00317.99
8.2.20.0050.00217.61
8.2.10.0030.00518.02
8.2.00.0030.00617.81
8.1.280.0170.00325.92
8.1.270.0000.00820.28
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00322.19
8.1.230.0060.00619.14
8.1.220.0000.00817.79
8.1.210.0030.00618.77
8.1.200.0030.00617.36
8.1.190.0050.00317.23
8.1.180.0030.00618.10
8.1.170.0040.00420.29
8.1.160.0040.00421.99
8.1.150.0000.00818.73
8.1.140.0000.00717.36
8.1.130.0000.00717.86
8.1.120.0000.00717.48
8.1.110.0040.00417.34
8.1.100.0020.00517.47
8.1.90.0070.00017.50
8.1.80.0000.00817.40
8.1.70.0000.00717.36
8.1.60.0090.00017.55
8.1.50.0000.00717.46
8.1.40.0000.00917.53
8.1.30.0030.00617.61
8.1.20.0030.00617.54
8.1.10.0020.00517.46
8.1.00.0000.00817.32
8.0.300.0030.00319.79
8.0.290.0000.00716.63
8.0.280.0000.00718.36
8.0.270.0000.00817.15
8.0.260.0040.00417.20
8.0.250.0040.00416.91
8.0.240.0030.00316.96
8.0.230.0070.00017.00
8.0.220.0030.00316.98
8.0.210.0030.00616.85
8.0.200.0040.00417.00
8.0.190.0040.00416.86
8.0.180.0040.00416.86
8.0.170.0040.00416.91
8.0.160.0040.00417.03
8.0.150.0000.00716.87
8.0.140.0040.00416.94
8.0.130.0060.00013.38
8.0.120.0000.00816.96
8.0.110.0050.00216.91
8.0.100.0000.00716.76
8.0.90.0030.00516.82
8.0.80.0120.00916.81
8.0.70.0040.00416.81
8.0.60.0050.00216.92
8.0.50.0000.00716.85
8.0.30.0130.00716.90
8.0.20.0110.00817.40
8.0.10.0040.00417.02
8.0.00.0110.00916.72
7.4.330.0020.00215.03
7.4.320.0000.00616.63
7.4.300.0040.00416.57
7.4.290.0030.00316.62
7.4.280.0070.00016.48
7.4.270.0040.00416.59
7.4.260.0000.00816.55
7.4.250.0000.00716.46
7.4.240.0050.00216.55
7.4.230.0070.00016.37
7.4.220.0130.00416.46
7.4.210.0090.00616.59
7.4.200.0000.00616.48
7.4.160.0090.00616.76
7.4.150.0090.00917.40
7.4.140.0110.01117.86
7.4.130.0240.01216.56
7.4.120.0100.01116.55
7.4.110.0130.00316.53
7.4.100.0090.00916.44
7.4.90.0040.01416.57
7.4.80.0030.01519.39
7.4.70.0090.00916.63
7.4.60.0100.00616.43
7.4.50.0040.00016.32
7.4.40.0140.00516.50
7.4.30.0090.00916.46
7.4.00.0060.00914.85
7.3.330.0000.00713.06
7.3.320.0100.00613.05
7.3.310.0030.00316.18
7.3.300.0040.00416.21
7.3.290.0070.01016.33
7.3.280.0060.01116.36
7.3.270.0130.00617.40
7.3.260.0060.01216.30
7.3.250.0090.00916.49
7.3.240.0130.00716.57
7.3.230.0120.00616.54
7.3.210.0100.00616.20
7.3.200.0060.01219.39
7.3.190.0080.00816.27
7.3.180.0070.01016.22
7.3.170.0060.01916.54
7.3.160.0100.00716.35
7.3.120.0090.00914.88
7.3.110.0070.00514.90
7.3.100.0040.01314.89
7.3.90.0030.01114.77
7.3.80.0080.00814.71
7.3.70.0030.00714.87
7.3.60.0040.00614.73
7.3.50.0030.01014.63
7.3.40.0040.00914.71
7.3.30.0080.00814.74
7.3.20.0050.00616.51
7.3.10.0060.00916.79
7.3.00.0030.01016.55
7.2.330.0070.01116.68
7.2.320.0090.01216.57
7.2.310.0080.00816.71
7.2.300.0100.00616.51
7.2.290.0040.01816.47
7.2.250.0070.01215.00
7.2.240.0070.01214.88
7.2.230.0080.01015.02
7.2.220.0060.01015.04
7.2.210.0040.01215.03
7.2.200.0080.00614.96
7.2.190.0050.01214.94
7.2.180.0030.01115.05
7.2.170.0060.00915.05
7.2.00.0000.01219.39
7.1.330.0080.00715.69
7.1.320.0050.00915.72
7.1.310.0060.00915.72
7.1.300.0030.01015.70
7.1.290.0070.00615.81
7.1.280.0070.00615.73
7.1.270.0100.00315.85
7.1.260.0060.00815.77
7.1.100.0030.00617.78
7.1.70.0000.00817.20
7.1.60.0120.00619.50
7.1.50.0140.01016.99
7.1.00.0030.07722.31
7.0.200.0690.00314.58
7.0.140.0030.06322.12
7.0.60.0300.07320.05
7.0.50.0030.04717.91
7.0.40.0130.06320.27
7.0.30.0230.08020.13
7.0.20.0370.07020.04
7.0.10.0100.06320.13
7.0.00.0030.04020.16
5.6.280.0100.06721.02
5.6.210.0200.06020.57
5.6.200.0030.04718.07
5.6.190.0130.06020.39
5.6.180.0400.07320.61
5.6.170.0230.05320.49
5.6.160.0030.08720.45
5.6.150.0030.08318.17
5.6.140.0070.05718.12
5.6.130.0030.07718.12
5.6.120.0130.08020.96
5.6.110.0100.05720.98
5.6.100.0000.07720.97
5.6.90.0030.06721.16
5.6.80.0130.07320.49
5.5.350.0270.07320.32
5.5.340.0030.05717.93
5.5.330.0130.06720.40
5.5.320.0270.06320.34
5.5.310.0230.04320.33
5.5.300.0000.04317.96
5.5.290.0030.04017.92
5.5.280.0170.07720.86
5.5.270.0100.08320.64
5.5.260.0070.06320.75
5.5.250.0130.08020.46
5.5.240.0000.07720.14
5.4.450.0200.04019.55
5.4.440.0230.04019.45
5.4.430.1300.05719.44
5.4.420.3000.04719.20
5.4.410.0230.03719.32
5.4.400.0200.03319.16
5.4.390.0200.04019.02
5.4.380.0230.03019.23
5.4.370.0170.03718.88
5.4.360.0230.03719.14
5.4.350.0200.03318.92
5.4.340.0170.04319.16
5.4.320.0230.03719.12
5.4.310.0270.03319.13
5.4.300.0230.03319.03
5.4.290.0170.04019.04
5.4.280.0130.04319.22
5.4.270.0230.03718.91
5.4.260.0200.04319.02
5.4.250.0200.04319.07
5.4.240.0170.04019.02
5.4.230.0230.05319.14
5.4.220.0200.04019.02
5.4.210.0270.06718.88
5.4.200.0230.04019.13
5.4.190.0370.06319.07
5.4.180.0330.03719.13
5.4.170.0300.07019.05
5.4.160.0300.03319.13
5.4.150.0300.06319.10
5.4.140.0270.04716.43
5.4.130.0230.03716.29
5.4.120.0270.07016.32
5.4.110.0330.04016.35
5.4.100.0270.03716.37
5.4.90.0230.04316.25
5.4.80.0400.05716.33
5.4.70.0400.03716.28
5.4.60.0330.06316.38
5.4.50.0270.04716.43
5.4.40.0300.04316.45
5.4.30.0400.05716.34
5.4.20.0330.03016.10
5.4.10.0300.07016.10
5.4.00.0300.04015.82
5.3.290.0170.03714.54
5.3.280.0300.05014.53
5.3.270.0370.03714.54
5.3.260.0230.07714.52
5.3.250.0230.07314.55
5.3.240.0200.04714.60
5.3.230.0230.04314.56
5.3.220.0300.04314.49
5.3.210.0270.06014.50
5.3.200.0230.04714.38
5.3.190.0400.06014.60
5.3.180.0270.05014.50
5.3.170.0300.04714.46
5.3.160.0370.04714.38
5.3.150.0300.05314.49
5.3.140.0330.05014.45
5.3.130.0330.06014.47
5.3.120.0200.04714.47
5.3.110.0330.07014.45
5.3.100.0200.05313.98
5.3.90.0270.07013.81
5.3.80.0330.04713.96
5.3.70.0200.05014.00
5.3.60.0300.05013.94
5.3.50.0370.06714.03
5.3.40.0370.07013.74
5.3.30.0230.04313.84
5.3.20.0200.04013.48
5.3.10.0200.03313.63
5.3.00.0200.07013.60
5.2.170.0230.05011.08
5.2.160.0300.05711.13
5.2.150.0270.03011.22
5.2.140.0270.04711.13
5.2.130.0300.02011.04
5.2.120.0170.03311.02
5.2.110.0230.05711.04
5.2.100.0170.04711.03
5.2.90.0230.05711.07
5.2.80.0200.03310.91
5.2.70.0130.03311.02
5.2.60.0130.03310.98
5.2.50.0300.06011.09
5.2.40.0200.04710.97
5.2.30.0230.05710.95
5.2.20.0200.05310.90
5.2.10.0130.03310.91
5.2.00.0230.04310.72
5.1.60.0200.0409.94
5.1.50.0200.0239.94
5.1.40.0200.0479.95
5.1.30.0200.03710.38
5.1.20.0130.02710.38
5.1.10.0130.02710.11
5.1.00.0200.04710.06
5.0.50.0130.0438.61
5.0.40.0130.0408.48
5.0.30.0100.0378.20
5.0.20.0070.0208.17
5.0.10.0070.0478.24
5.0.00.0100.0278.14
4.4.90.0070.0238.13
4.4.80.0130.0108.13
4.4.70.0100.0308.13
4.4.60.0130.0308.13
4.4.50.0030.0238.13
4.4.40.0130.0208.13
4.4.30.0100.0138.13
4.4.20.0100.0138.13
4.4.10.0170.0278.13
4.4.00.0130.0438.13
4.3.110.0100.0338.13
4.3.100.0100.0338.13
4.3.90.0030.0178.13
4.3.80.0130.0278.13
4.3.70.0070.0138.13
4.3.60.0070.0138.13
4.3.50.0100.0108.13
4.3.40.0100.0308.13
4.3.30.0070.0338.13
4.3.20.0000.0238.13
4.3.10.0070.0138.13
4.3.00.0000.0178.13

preferences:
41.39 ms | 401 KiB | 5 Q