3v4l.org

run code in 300+ PHP versions simultaneously
<?php print_num('.11e2'); var_dump('11e0' == '.11e2'); var_dump('11e0' == '.011e3'); var_dump('1.1e1' == '.11e2'); echo ".11e2 = ", 0 + '.11e2', "\n"; echo "1.1e1 = ", 0 + '1.1e1', "\n"; function print_num() { $args = func_get_args(); foreach ($args as $str) { $num = 0 + $str; $num2 = $str + 0; if ($num <> $num2) {echo "MASSIVE ERROR!! Ignoring..."; } echo "$str = $num\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)
8.3.60.0090.00616.38
8.3.50.0150.00822.85
8.3.40.0110.00718.84
8.3.30.0110.00419.14
8.3.20.0070.00020.33
8.3.10.0040.00423.57
8.3.00.0000.00819.37
8.2.180.0140.00718.41
8.2.170.0080.00622.96
8.2.160.0110.00420.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0040.00421.11
8.2.110.0060.00322.13
8.2.100.0040.00817.72
8.2.90.0080.00017.84
8.2.80.0040.00417.97
8.2.70.0080.00017.93
8.2.60.0050.00317.97
8.2.50.0070.00218.10
8.2.40.0030.00719.47
8.2.30.0080.00018.12
8.2.20.0050.00317.68
8.2.10.0040.00418.00
8.2.00.0040.00417.81
8.1.280.0060.01525.92
8.1.270.0080.00023.96
8.1.260.0050.00326.35
8.1.250.0050.00328.09
8.1.240.0060.00322.55
8.1.230.0040.00722.63
8.1.220.0000.00817.79
8.1.210.0040.00418.89
8.1.200.0040.00417.23
8.1.190.0000.00817.35
8.1.180.0050.00318.10
8.1.170.0060.00318.63
8.1.160.0050.00322.07
8.1.150.0040.00418.83
8.1.140.0040.00417.47
8.1.130.0030.00317.95
8.1.120.0000.00817.39
8.1.110.0030.00417.39
8.1.100.0040.00417.39
8.1.90.0000.00817.38
8.1.80.0030.00317.56
8.1.70.0070.00017.38
8.1.60.0030.00817.54
8.1.50.0000.00917.60
8.1.40.0000.00817.41
8.1.30.0080.00017.68
8.1.20.0070.00017.57
8.1.10.0000.00717.42
8.1.00.0040.00417.44
8.0.300.0040.00419.98
8.0.290.0070.00016.75
8.0.280.0030.00518.43
8.0.270.0030.00317.26
8.0.260.0000.00617.30
8.0.250.0060.00016.93
8.0.240.0030.00316.92
8.0.230.0030.00317.04
8.0.220.0040.00416.87
8.0.210.0060.00016.84
8.0.200.0040.00416.91
8.0.190.0080.00017.04
8.0.180.0040.00417.03
8.0.170.0030.00516.98
8.0.160.0000.00816.96
8.0.150.0030.00616.87
8.0.140.0030.00516.98
8.0.130.0050.00013.43
8.0.120.0000.00816.94
8.0.110.0040.00417.01
8.0.100.0000.00717.00
8.0.90.0000.00816.91
8.0.80.0090.00916.84
8.0.70.0000.00716.98
8.0.60.0040.00417.01
8.0.50.0000.00816.76
8.0.30.0040.01717.24
8.0.20.0120.01017.40
8.0.10.0040.00417.19
8.0.00.0040.01516.61
7.4.330.0000.00515.08
7.4.320.0060.00016.52
7.4.300.0030.00316.52
7.4.290.0040.00416.63
7.4.280.0040.00416.58
7.4.270.0030.00316.66
7.4.260.0070.00016.46
7.4.250.0050.00516.57
7.4.240.0030.00416.60
7.4.230.0000.00716.67
7.4.220.0140.00416.55
7.4.210.0030.01016.52
7.4.200.0000.00716.63
7.4.160.0080.00816.40
7.4.150.0090.00917.40
7.4.140.0110.00617.86
7.4.130.0060.01316.49
7.4.120.0120.00516.51
7.4.110.0180.00016.37
7.4.100.0000.01616.70
7.4.90.0040.01316.57
7.4.80.0000.01819.39
7.4.70.0100.00716.70
7.4.60.0040.01816.24
7.4.50.0040.00016.57
7.4.40.0090.00816.70
7.4.30.0120.00316.42
7.4.00.0040.01115.23
7.3.330.0060.00013.45
7.3.320.0000.00513.34
7.3.310.0050.00316.37
7.3.300.0030.00316.37
7.3.290.0130.00616.36
7.3.280.0040.01116.39
7.3.270.0180.00617.40
7.3.260.0140.00316.38
7.3.250.0070.00916.53
7.3.240.0090.00916.45
7.3.230.0060.01216.39
7.3.210.0170.00716.35
7.3.200.0100.01019.39
7.3.190.0090.00916.56
7.3.180.0070.01616.29
7.3.170.0080.01116.39
7.3.160.0090.01016.49
7.3.10.0050.00916.41
7.3.00.0080.00616.49
7.2.330.0150.00316.83
7.2.320.0130.01016.86
7.2.310.0130.00616.35
7.2.300.0030.01316.75
7.2.290.0070.00916.38
7.2.130.0090.00516.78
7.2.120.0060.01116.73
7.2.110.0110.00516.71
7.2.100.0080.01116.72
7.2.90.0090.00716.86
7.2.80.0070.00916.73
7.2.70.0090.00616.63
7.2.60.0130.00616.71
7.2.50.0080.00616.54
7.2.40.0070.00716.56
7.2.30.0080.00916.80
7.2.20.0090.00716.78
7.2.10.0070.01016.63
7.2.00.0060.00917.42
7.1.250.0070.00815.51
7.1.240.0000.00915.65
7.1.230.0070.00015.59
7.1.220.0070.00315.87
7.1.210.0070.00315.75
7.1.200.0000.00715.45
7.1.190.0000.01315.72
7.1.180.0040.00815.82
7.1.170.0030.00915.86
7.1.160.0060.00615.66
7.1.150.0040.01215.68
7.1.140.0030.00915.89
7.1.130.0000.01115.66
7.1.120.0070.00415.75
7.1.110.0030.01015.87
7.1.100.0040.00517.01
7.1.90.0000.01015.97
7.1.80.0070.01015.95
7.1.70.0060.00316.34
7.1.60.0090.01217.64
7.1.50.0080.00516.37
7.1.40.0080.00015.64
7.1.30.0000.01315.91
7.1.20.0000.00915.76
7.1.10.0060.00615.74
7.1.00.0030.04318.99
7.0.330.0040.00415.38
7.0.320.0000.01115.20
7.0.310.0110.00015.31
7.0.300.0030.00915.33
7.0.290.0040.00715.48
7.0.280.0060.00615.30
7.0.270.0090.00615.18
7.0.260.0030.00915.48
7.0.250.0070.00415.34
7.0.240.0040.01115.45
7.0.230.0090.00315.37
7.0.220.0060.00615.21
7.0.210.0030.00715.51
7.0.200.0050.00915.99
7.0.190.0060.00615.38
7.0.180.0000.01115.23
7.0.170.0030.00715.42
7.0.160.0130.00015.37
7.0.150.0030.00915.49
7.0.140.0090.03318.76
7.0.130.0130.00015.13
7.0.120.0000.01315.44
7.0.110.0060.00615.28
7.0.100.0090.00615.39
7.0.90.0060.00615.40
7.0.80.0090.00415.16
7.0.70.0030.01215.40
7.0.60.0110.03817.53
7.0.50.0020.02616.61
7.0.40.0090.04616.67
7.0.30.0250.03216.86
7.0.20.0150.04416.87
7.0.10.0070.02316.61
7.0.00.0050.02516.81
5.6.380.0070.00314.35
5.6.370.0030.00814.48
5.6.360.0030.01014.42
5.6.350.0000.01314.25
5.6.340.0110.00414.70
5.6.330.0030.00914.15
5.6.320.0000.01214.58
5.6.310.0000.01314.39
5.6.300.0030.00714.46
5.6.290.0040.00814.53
5.6.280.0080.03817.77
5.6.270.0030.01014.32
5.6.260.0040.01114.22
5.6.250.0080.00314.48
5.6.240.0000.01114.17
5.6.230.0100.00314.21
5.6.220.0040.01114.07
5.6.210.0030.04217.42
5.6.200.0130.04016.39
5.6.190.0100.04317.36
5.6.180.0170.02917.35
5.6.170.0160.01817.42
5.6.160.0000.02917.35
5.6.150.0040.02616.33
5.6.140.0030.02316.31
5.6.130.0120.04016.22
5.6.120.0080.04217.73
5.6.110.0150.02217.59
5.6.100.0060.03317.71
5.6.90.0040.04517.58
5.6.80.0100.03717.22
5.6.70.0030.01014.29
5.6.60.0070.00414.28
5.6.50.0040.00714.53
5.6.40.0030.00914.23
5.6.30.0030.01014.35
5.6.20.0000.01614.13
5.6.10.0060.01014.34
5.6.00.0120.00314.31
5.5.380.0050.00511.20
5.5.370.0060.00611.24
5.5.360.0040.00411.18
5.5.350.0120.04215.85
5.5.340.0050.02714.59
5.5.330.0060.03415.76
5.5.320.0050.02515.72
5.5.310.0110.02315.76
5.5.300.0030.04114.57
5.5.290.0050.02514.61
5.5.280.0050.03516.04
5.5.270.0030.02316.02
5.5.260.0060.04516.04
5.5.250.0030.02715.94
5.5.240.0020.03815.65
5.5.230.0040.00711.18
5.5.220.0030.00711.18
5.5.210.0040.00411.18
5.5.200.0000.01011.18
5.5.190.0030.00911.18
5.5.180.0000.00711.22
5.5.170.0030.00711.23
5.5.160.0030.00311.28
5.5.150.0070.00311.24
5.5.140.0030.00611.18
5.5.130.0060.00611.21
5.5.120.0000.01111.33
5.5.110.0090.00311.33
5.5.100.0080.00011.18
5.5.90.0030.00711.18
5.5.80.0040.00411.18
5.5.70.0000.01311.22
5.5.60.0080.00311.25
5.5.50.0030.00311.20
5.5.40.0000.00611.18
5.5.30.0000.01311.18
5.5.20.0000.00811.18
5.5.10.0060.00611.18
5.5.00.0060.00611.18
5.4.450.0360.03215.44
5.4.440.0420.03515.44
5.4.430.0280.03415.39
5.4.420.0480.02515.35
5.4.410.0370.03215.27
5.4.400.0390.02015.02
5.4.390.0460.02915.15
5.4.380.0700.04814.88
5.4.370.0190.03214.88
5.4.360.0220.02614.96
5.4.350.0200.03014.87
5.4.340.0150.03714.85
5.4.330.0110.00011.18
5.4.320.0030.02311.84
5.4.310.0040.02411.84
5.4.300.0060.01911.84
5.4.290.0040.02311.84
5.4.280.0070.02011.79
5.4.270.0040.03011.79
5.4.260.0040.02711.80
5.4.250.0060.02111.79
5.4.240.0050.02011.79
5.4.230.0050.02011.78
5.4.220.0020.02211.80
5.4.210.0050.02011.78
5.4.200.0040.02211.78
5.4.190.0100.02011.78
5.4.180.0050.02411.81
5.4.170.0050.02111.79
5.4.160.0060.01811.78
5.4.150.0040.02011.78
5.4.140.0020.02411.62
5.4.130.0050.02211.62
5.4.120.0060.02411.60
5.4.110.0040.02411.59
5.4.100.0030.02311.59
5.4.90.0040.02111.60
5.4.80.0060.02111.63
5.4.70.0030.02211.59
5.4.60.0050.02311.59
5.4.50.0080.01811.63
5.4.40.0060.01811.62
5.4.30.0060.02111.58
5.4.20.0050.02111.59
5.4.10.0070.02211.59
5.4.00.0060.02111.33
5.3.290.0050.02211.99
5.3.280.0060.02711.94
5.3.270.0050.02111.95
5.3.260.0070.02111.95
5.3.250.0040.02411.95
5.3.240.0040.02611.95
5.3.230.0060.03011.94
5.3.220.0070.01911.93
5.3.210.0020.02811.93
5.3.200.0030.02511.93
5.3.190.0060.02511.93
5.3.180.0070.02811.92
5.3.170.0050.02211.92
5.3.160.0050.02111.93
5.3.150.0020.02411.92
5.3.140.0060.01911.92
5.3.130.0040.02411.92
5.3.120.0040.02211.91
5.3.110.0050.02411.92
5.3.100.0050.02011.64
5.3.90.0070.02011.64
5.3.80.0040.02111.63
5.3.70.0030.02211.63
5.3.60.0020.02511.63
5.3.50.0060.02111.60
5.3.40.0030.02311.60
5.3.30.0030.02211.58
5.3.20.0070.02011.47
5.3.10.0090.02311.45
5.3.00.0050.02311.45
5.2.170.0060.02110.20
5.2.160.0020.02310.20
5.2.150.0060.01710.20
5.2.140.0060.01710.20
5.2.130.0020.01910.18
5.2.120.0020.01910.18
5.2.110.0050.01510.18
5.2.100.0050.01510.18
5.2.90.0020.02010.18
5.2.80.0060.01710.18
5.2.70.0070.01410.18
5.2.60.0030.01710.15
5.2.50.0030.01810.14
5.2.40.0040.01810.12
5.2.30.0050.02710.12
5.2.20.0070.02010.11
5.2.10.0030.01710.07
5.2.00.0080.01510.00
5.1.60.0040.0149.64
5.1.50.0040.0139.64
5.1.40.0030.0219.63
5.1.30.0050.0159.80
5.1.20.0060.0149.81
5.1.10.0030.0189.68
5.1.00.0080.0149.68
5.0.50.0020.0148.92
5.0.40.0040.0168.85
5.0.30.0010.0208.76
5.0.20.0010.0148.74
5.0.10.0040.0108.73
5.0.00.0020.0228.73
4.4.90.0040.0117.98
4.4.80.0030.0127.97
4.4.70.0020.0137.96
4.4.60.0020.0147.97
4.4.50.0040.0127.97
4.4.40.0040.0187.94
4.4.30.0050.0107.97
4.4.20.0040.0128.01
4.4.10.0030.0098.01
4.4.00.0020.0157.96
4.3.110.0040.0097.92
4.3.100.0040.0077.92
4.3.90.0040.0077.91
4.3.80.0040.0127.88
4.3.70.0020.0107.90
4.3.60.0000.0117.90
4.3.50.0020.0107.90
4.3.40.0020.0147.86
4.3.30.0010.0117.26
4.3.20.0030.0107.25
4.3.10.0020.0107.23
4.3.00.0070.0129.54

preferences:
75.62 ms | 401 KiB | 5 Q