3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var = str_repeat('a', 1e5); $start = microtime(true); for ($iter = 1e5; $iter--; ) { $result = $var === (object) $var; } $castTime = microtime(true) - $start; $start = microtime(true); for ($iter = 1e5; $iter--; ) { $result = is_object($var); } $checkTime = microtime(true) - $start; echo "Cast time:", sprintf("%0.3f ms", $castTime * 1e3), "<br>", PHP_EOL; echo "Check time:", sprintf("%0.3f ms", $checkTime * 1e3), PHP_EOL;

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)
7.4.00.0000.03715.21
7.3.120.0130.02314.86
7.3.110.0090.02115.22
7.3.100.0030.02215.25
7.3.90.0070.02114.75
7.3.80.0070.02014.95
7.3.70.0040.02214.79
7.3.60.0030.02314.63
7.3.50.0090.01614.77
7.3.40.0000.02714.83
7.3.30.0120.01514.97
7.3.20.0060.02216.66
7.3.10.0020.02416.68
7.3.00.0090.01716.77
7.2.250.0120.01915.38
7.2.240.0070.03315.43
7.2.230.0100.02015.04
7.2.220.0060.02215.33
7.2.210.0060.02215.25
7.2.200.0060.02215.32
7.2.190.0070.02314.90
7.2.180.0030.02715.33
7.2.170.0120.01515.21
7.2.130.0030.02316.91
7.2.120.0100.01616.94
7.2.110.0040.02216.80
7.2.100.0070.02117.06
7.2.90.0030.02316.70
7.2.80.0030.02716.99
7.2.70.0060.02317.06
7.2.60.0100.01716.78
7.2.50.0100.01716.88
7.2.40.0100.02016.80
7.2.30.0030.02216.90
7.2.20.0000.02817.05
7.2.10.0030.02316.96
7.2.00.0080.01618.13
7.1.330.0030.03415.91
7.1.320.0070.03315.96
7.1.310.0030.03615.84
7.1.300.0070.03515.98
7.1.290.0030.03415.76
7.1.280.0100.02915.71
7.1.270.0130.02315.99
7.1.260.0090.02815.79
7.1.250.0120.02515.70
7.1.70.0060.02817.19
7.1.60.0130.03519.33
7.1.50.0100.03616.93
7.1.00.0070.09322.44
7.0.200.0440.02015.02
7.0.140.0000.09322.04
7.0.100.0030.07320.06
7.0.90.0100.08719.95
7.0.80.0130.09320.00
7.0.70.0100.09320.07
7.0.60.0230.06020.02
7.0.50.0500.08720.34
7.0.40.0070.08019.96
7.0.30.0070.10020.04
7.0.20.0070.11020.15
7.0.10.0070.10720.13
7.0.00.0070.10320.05
5.6.280.0030.50720.77
5.6.250.0130.47720.77
5.6.240.0070.50720.57
5.6.230.0000.51320.59
5.6.220.0100.61320.54
5.6.210.0070.54720.42
5.6.200.0100.53021.00
5.6.190.0100.54721.04
5.6.180.0070.58720.98
5.6.170.0030.52321.02
5.6.160.0030.54721.04
5.6.150.0070.53721.13
5.6.140.0070.56021.12
5.6.130.0070.56320.96
5.6.120.0130.51321.12
5.6.110.0100.55321.20
5.6.100.0170.55320.95
5.6.90.0100.55021.10
5.6.80.0130.53720.48
5.6.70.0100.52020.35
5.6.60.0100.52020.46
5.6.50.0030.53020.51
5.6.40.0000.54720.33
5.6.30.0030.56320.33
5.6.20.0030.51320.42
5.6.10.0070.53020.42
5.6.00.0170.53020.38
5.5.380.0030.45320.50
5.5.370.0000.55320.38
5.5.360.0130.50720.29
5.5.350.0070.50320.40
5.5.340.0070.55720.76
5.5.330.0100.53020.76
5.5.320.0000.55020.89
5.5.310.0000.52720.75
5.5.300.0130.54320.84
5.5.290.0130.53320.73
5.5.280.0030.54020.69
5.5.270.0100.53720.85
5.5.260.0100.54320.81
5.5.250.0200.57320.64
5.5.240.0030.55720.07
5.5.230.0070.56020.11
5.5.220.0200.50320.24
5.5.210.0200.51720.14
5.5.200.0200.52320.08
5.5.190.0070.55020.14
5.5.180.0000.52720.23
5.5.160.0100.56020.11
5.5.150.0070.48720.09
5.5.140.0000.54020.18
5.5.130.0100.51320.11
5.5.120.0100.54320.09
5.5.110.0130.51020.16
5.5.100.0030.56019.99
5.5.90.0070.44720.06
5.5.80.0070.47320.15
5.5.70.0030.45020.05
5.5.60.0100.45720.00
5.5.50.0070.40319.93
5.5.40.0070.51019.88
5.5.30.0170.51020.07
5.5.20.0000.54320.01
5.5.10.0030.56019.95
5.5.00.0030.51020.00
5.4.450.0800.53719.26
5.4.440.0130.56019.47
5.4.430.0070.54719.37
5.4.420.0000.54319.39
5.4.410.0070.52319.33
5.4.400.0130.57719.04
5.4.390.0230.52319.15
5.4.380.0070.56319.10
5.4.370.0100.55319.14
5.4.360.0100.53019.11
5.4.350.0070.51018.82
5.4.340.0030.50318.98
5.4.320.0070.54719.06
5.4.310.0030.53019.03
5.4.300.0030.54018.98
5.4.290.0000.59318.98
5.4.280.0070.50318.84
5.4.270.0070.51718.98
5.4.260.0170.55318.89
5.4.250.0070.56719.07
5.4.240.0030.47719.13
5.4.230.0430.41718.96
5.4.220.0000.40719.07
5.4.210.0030.46019.03
5.4.200.0030.54719.22
5.4.190.0000.54718.95
5.4.180.0100.50718.97
5.4.170.0030.54319.03
5.4.160.0170.49019.14
5.4.150.0170.52719.04
5.4.140.0030.57016.38
5.4.130.0030.51016.28
5.4.120.0070.52716.13
5.4.110.0070.54016.49
5.4.100.0100.51716.26
5.4.90.0070.56016.31
5.4.80.0070.53716.35
5.4.70.0070.49316.48
5.4.60.0000.46316.42
5.4.50.0070.49316.50
5.4.40.0070.50316.46
5.4.30.0100.50716.47
5.4.20.0030.47316.36
5.4.10.0000.48016.29
5.4.00.0130.52315.52
5.3.290.0100.48014.84
5.3.280.0130.40714.78
5.3.270.0070.53014.71
5.3.260.0130.53314.80
5.3.250.0070.47014.80
5.3.240.0000.47014.79
5.3.230.0070.54314.64
5.3.220.0030.50314.70
5.3.210.0100.48014.58
5.3.200.0030.66014.78
5.3.190.0070.48014.76
5.3.180.0100.50014.59
5.3.170.0030.51014.75
5.3.160.0000.46314.75
5.3.150.0130.51314.61
5.3.140.0170.50014.72
5.3.130.0030.53714.70
5.3.120.0100.54714.64
5.3.110.0100.53314.73
5.3.100.0000.56714.21
5.3.90.0000.49314.15
5.3.80.0070.51314.19
5.3.70.0070.53314.07
5.3.60.0070.46714.19
5.3.50.0100.54314.10
5.3.40.0000.50014.08
5.3.30.0030.55714.09
5.3.20.0030.51713.89
5.3.10.0100.51713.75
5.3.00.0100.56713.83
5.2.170.0030.49311.16
5.2.160.0030.57011.29
5.2.150.0000.48711.29
5.2.140.0000.52311.29
5.2.130.0000.48011.14
5.2.120.0030.52011.21
5.2.110.0030.53011.21
5.2.100.0070.50011.33
5.2.90.0070.50011.30
5.2.80.0170.53011.11
5.2.70.0030.46011.28
5.2.60.0000.54311.09
5.2.50.0070.54711.17
5.2.40.0100.58011.22
5.2.30.0070.52311.18
5.2.20.0070.53711.12
5.2.10.0030.56311.05
5.2.00.0070.53010.94
5.1.60.0070.50710.17
5.1.50.0100.54710.12
5.1.40.0070.58710.13
5.1.30.0030.52710.59
5.1.20.0030.53010.60
5.1.10.0030.47710.25
5.1.00.0000.47010.25
5.0.50.0000.4679.44
5.0.40.0000.4039.44
5.0.30.0000.4209.44
5.0.20.0070.5439.44
5.0.10.0000.4779.44
5.0.00.0070.5039.44
4.4.90.0070.5779.44
4.4.80.0000.6079.44
4.4.70.0030.5109.44
4.4.60.0100.5579.44
4.4.50.0000.5109.44
4.4.40.0030.5639.44
4.4.30.0030.5339.44
4.4.20.0070.5439.44
4.4.10.0000.4409.44
4.4.00.0000.4039.44
4.3.110.0030.4079.44
4.3.100.0030.5009.44
4.3.90.0000.4679.44
4.3.80.0070.5539.44
4.3.70.0000.5579.44
4.3.60.0030.5339.44
4.3.50.0070.5239.44
4.3.40.0030.5209.44
4.3.30.0000.6539.44
4.3.20.0030.6939.44
4.3.10.0000.5409.44
4.3.00.0000.5539.44

preferences:
34.61 ms | 401 KiB | 5 Q