3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = "1.0e6"; $b = "1.e6"; $c = 1000000; $d = null; echo 'a == b '; var_dump($a == $b); echo 'a == c '; var_dump($a == $c); echo 'a == d '; var_dump($a == $d); echo "\n"; echo 'a === b '; var_dump($a === $b); echo 'a === c '; var_dump($a === $c); echo 'a === d '; var_dump($a === $d); echo "\n"; echo 'strcmp(a, b) '; var_dump(@strcmp($a, $b)); echo 'strcmp(a, c) '; var_dump(@strcmp($a, $c)); echo 'strcmp(a, d) '; var_dump(@strcmp($a, $d)); echo 'strcmp(d, a) '; var_dump(@strcmp($d, $a)); echo "\n"; echo 'strcasecmp(a, b) '; var_dump(@strcasecmp($a, $b)); echo 'strcasecmp(a, c) '; var_dump(@strcasecmp($a, $c)); echo 'strcasecmp(a, d) '; var_dump(@strcasecmp($a, $d)); echo 'strcasecmp(d, a) '; var_dump(@strcasecmp($d, $a));

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)
8.3.60.0120.00318.56
8.3.50.0150.00617.74
8.3.40.0000.01618.66
8.3.30.0120.00318.71
8.3.20.0080.00019.11
8.3.10.0080.00020.77
8.3.00.0080.00023.54
8.2.180.0120.00618.54
8.2.170.0120.00319.00
8.2.160.0100.01022.96
8.2.150.0080.00024.18
8.2.140.0000.00724.66
8.2.130.0000.00820.88
8.2.120.0040.00426.35
8.2.110.0030.00720.89
8.2.100.0040.00818.03
8.2.90.0040.00417.97
8.2.80.0050.00319.03
8.2.70.0060.00317.63
8.2.60.0000.00917.93
8.2.50.0040.00418.07
8.2.40.0060.00318.16
8.2.30.0040.00417.97
8.2.20.0040.00418.00
8.2.10.0040.00418.03
8.2.00.0030.00519.22
8.1.280.0110.00725.92
8.1.270.0030.00623.91
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0000.00919.52
8.1.230.0110.00020.91
8.1.220.0090.00017.76
8.1.210.0080.00018.97
8.1.200.0060.00317.23
8.1.190.0060.00317.36
8.1.180.0000.00818.10
8.1.170.0080.00018.59
8.1.160.0040.00418.88
8.1.150.0050.00218.92
8.1.140.0020.00517.64
8.1.130.0030.00319.04
8.1.120.0030.00417.50
8.1.110.0040.00417.39
8.1.100.0000.00717.46
8.1.90.0040.00417.37
8.1.80.0040.00417.41
8.1.70.0000.00817.45
8.1.60.0000.00817.64
8.1.50.0040.00417.45
8.1.40.0040.00417.56
8.1.30.0030.00517.57
8.1.20.0020.00517.70
8.1.10.0040.00417.52
8.1.00.0070.00317.49
8.0.300.0070.00020.08
8.0.290.0040.00416.63
8.0.280.0050.00218.48
8.0.270.0000.00816.78
8.0.260.0050.00217.29
8.0.250.0030.00316.98
8.0.240.0070.00016.93
8.0.230.0030.00317.02
8.0.220.0000.00816.97
8.0.210.0040.00416.88
8.0.200.0070.00016.88
8.0.190.0040.00417.05
8.0.180.0000.00716.91
8.0.170.0030.00516.99
8.0.160.0000.00716.96
8.0.150.0070.00016.85
8.0.140.0040.00416.89
8.0.130.0000.00513.43
8.0.120.0060.00316.80
8.0.110.0030.00516.87
8.0.100.0040.00416.92
8.0.90.0000.00716.81
8.0.80.0080.01116.86
8.0.70.0040.00416.71
8.0.60.0000.00716.82
8.0.50.0000.00716.76
8.0.30.0140.00617.19
8.0.20.0110.00817.42
8.0.10.0030.00617.06
8.0.00.0070.01416.76
7.4.330.0000.00415.55
7.4.320.0060.00016.45
7.4.300.0030.00316.61
7.4.290.0030.00316.67
7.4.280.0060.00316.53
7.4.270.0000.00716.59
7.4.260.0030.00716.56
7.4.250.0070.00016.50
7.4.240.0080.00016.54
7.4.230.0070.00016.73
7.4.220.0000.00716.66
7.4.210.0080.00816.71
7.4.200.0000.00716.35
7.4.160.0120.01016.63
7.4.140.0080.01117.86
7.4.130.0150.00416.66
7.4.120.0140.00516.56
7.4.110.0160.00616.54
7.4.100.0120.00616.45
7.4.90.0110.00716.63
7.4.80.0100.01319.39
7.4.70.0000.02216.48
7.4.60.0180.00716.47
7.4.50.0130.01016.49
7.4.40.0250.00716.44
7.4.30.0210.01216.53
7.4.20.0170.01316.59
7.4.10.0290.01016.55
7.4.00.0100.00915.55
7.3.330.0050.00013.15
7.3.320.0030.00313.14
7.3.310.0040.00416.43
7.3.300.0040.00416.16
7.3.290.0030.00316.31
7.3.280.0070.00716.29
7.3.260.0110.00716.50
7.3.240.0090.00816.54
7.3.230.0120.00616.32
7.3.210.0110.01116.45
7.3.200.0100.00616.29
7.3.190.0140.01116.61
7.3.180.0200.00716.22
7.3.170.0330.01116.58
7.3.160.0320.00416.64
7.3.150.0250.00616.46
7.3.140.0270.01316.50
7.3.130.0170.02116.33
7.3.120.0140.01115.56
7.3.110.0140.00915.20
7.3.100.0100.00815.22
7.3.90.0080.01115.36
7.3.80.0110.01115.30
7.3.70.0150.00415.21
7.3.60.0110.01015.30
7.3.50.0120.00915.25
7.3.40.0120.00815.33
7.3.30.0140.00415.23
7.3.20.0100.01016.39
7.3.10.0130.00816.52
7.3.00.0160.00616.47
7.2.330.0090.00916.76
7.2.320.0140.00416.32
7.2.310.0280.00916.62
7.2.300.0190.01416.43
7.2.290.0220.01116.73
7.2.280.0200.01716.73
7.2.270.0400.00016.46
7.2.260.0200.01216.60
7.2.250.0110.01315.33
7.2.240.0120.01015.57
7.2.230.0140.00815.41
7.2.220.0110.00715.60
7.2.210.0070.01515.46
7.2.200.0130.00815.48
7.2.190.0130.00515.35
7.2.180.0150.00515.42
7.2.170.0110.00915.51
7.2.160.0270.00716.25
7.2.150.0290.00516.62
7.2.140.0190.01516.51
7.2.130.0390.00516.55
7.2.120.0230.01316.59
7.2.110.0230.00515.57
7.2.100.0310.01115.56
7.2.90.0250.00915.72
7.2.80.0180.01115.71
7.2.70.0320.00615.44
7.2.60.0260.00815.32
7.2.50.0310.00915.50
7.2.40.0380.00715.59
7.2.30.0290.00715.46
7.2.20.0260.00815.48
7.2.10.0320.00715.40
7.2.00.0180.00515.32
7.1.330.0110.00815.66
7.1.320.0110.00915.83
7.1.310.0130.00615.68
7.1.300.0090.00915.75
7.1.290.0090.01115.76
7.1.280.0070.00915.85
7.1.270.0190.00615.74
7.1.260.0110.00715.80
7.1.250.0160.01615.60
7.1.240.0240.00315.64
7.1.230.0200.00814.78
7.1.220.0240.00714.53
7.1.210.0260.00714.62
7.1.200.0170.00515.04
7.1.190.0180.00914.73
7.1.180.0210.01014.77
7.1.170.0260.01214.36
7.1.160.0350.00614.29
7.1.150.0260.01114.38
7.1.140.0240.00914.47
7.1.130.0280.00814.27
7.1.120.0260.00814.44
7.1.110.0240.00814.34
7.1.100.0280.00214.39
7.1.90.0190.00714.42
7.1.80.0240.00314.25
7.1.70.0240.00814.36
7.1.60.0330.00826.29
7.1.50.0310.01026.26
7.1.40.0390.00826.34
7.1.30.0510.00426.42
7.1.20.0350.01026.38
7.1.10.0230.00714.39
7.1.00.0270.01014.61
7.0.330.0210.01015.23
7.0.320.0220.00615.30
7.0.310.0200.00914.50
7.0.300.0340.00814.02
7.0.290.0330.00514.02
7.0.280.0230.00614.30
7.0.270.0160.00614.13
7.0.260.0260.00613.81
7.0.250.0630.00913.99
7.0.240.0470.00514.05
7.0.230.0320.00614.08
7.0.220.0260.00713.99
7.0.210.0260.00614.22
7.0.200.0250.00713.92
7.0.190.0140.00814.11
7.0.180.0250.00413.99
7.0.170.0290.00414.15
7.0.160.0310.00514.17
7.0.150.0270.00714.15
7.0.140.0170.00814.27
7.0.130.0230.00914.10
7.0.120.0300.01014.10
7.0.110.0350.00214.13
7.0.100.0200.01014.22
7.0.90.0160.01014.11
7.0.80.0310.00614.13
7.0.70.0250.00814.12
7.0.60.0260.00814.18
7.0.50.0280.00614.04
7.0.40.0270.00414.07
7.0.30.0250.00814.13
7.0.20.0160.00914.20
7.0.10.0260.00714.20
7.0.00.0230.00613.99
5.6.400.0230.01015.54
5.6.390.0180.01116.00
5.6.380.0110.01415.08
5.6.370.0120.01515.10
5.6.360.0210.00515.12
5.6.350.0150.00914.79
5.6.340.0160.00815.18
5.6.330.0160.00715.05
5.6.320.0130.01114.95
5.6.310.0090.01315.19
5.6.300.0120.00914.90
5.6.290.0070.01414.91
5.6.280.0110.01014.94
5.6.270.0170.00614.68
5.6.260.0130.01114.66
5.6.250.0150.00914.91
5.6.240.0140.01014.92
5.6.230.0130.01014.87
5.6.220.0150.01014.75
5.6.210.0160.00714.85
5.6.200.0170.00814.83
5.6.190.0170.00814.81
5.6.180.0120.00914.68
5.6.170.0160.00614.71
5.6.160.0120.01114.73
5.6.150.0150.01114.63
5.6.140.0140.00814.86
5.6.130.0130.01114.72
5.6.120.0130.00814.66
5.6.110.0160.00514.61
5.6.100.0140.00714.57
5.6.90.0090.01114.59
5.6.80.0120.00714.52
5.6.70.0120.00914.58
5.6.60.0120.00914.70
5.6.50.0110.01114.79
5.6.40.0090.01214.66
5.6.30.0100.01114.58
5.6.20.0110.01014.74
5.6.10.0090.01114.60
5.6.00.0110.01014.48
5.5.380.0140.00812.70
5.5.370.0080.01212.64
5.5.360.0180.00312.66
5.5.350.0120.00912.60
5.5.340.0120.00812.59
5.5.330.0080.01312.82
5.5.320.0130.00812.71
5.5.310.0110.00912.60
5.5.300.0100.01112.81
5.5.290.0100.00812.75
5.5.280.0130.00712.73
5.5.270.0110.00812.69
5.5.260.0120.00812.81
5.5.250.0110.00612.72
5.5.240.0100.00612.53
5.5.230.0130.00412.63
5.5.220.0060.00912.53
5.5.210.0080.00612.62
5.5.200.0100.00712.62
5.5.190.0090.00712.51
5.5.180.0130.00412.77
5.5.170.0120.00814.96
5.5.160.0080.00912.71
5.5.150.0110.00612.66
5.5.140.0100.00712.68
5.5.130.0100.00712.55
5.5.120.0090.00712.65
5.5.110.0060.01012.56
5.5.100.0110.00512.65
5.5.90.0110.00612.51
5.5.80.0120.00412.56
5.5.70.0060.00912.69
5.5.60.0060.01012.66
5.5.50.0110.00512.67
5.5.40.0080.00812.53
5.5.30.0100.00812.59
5.5.20.0100.00812.72
5.5.10.0080.00812.64
5.5.00.0070.00912.47
5.4.450.0090.00711.50
5.4.440.0080.00611.59
5.4.430.0110.00411.50
5.4.420.0080.00711.50
5.4.410.0050.01111.48
5.4.400.0070.00811.48
5.4.390.0080.00711.58
5.4.380.0070.00811.48
5.4.370.0110.00411.57
5.4.360.0110.00411.44
5.4.350.0090.00511.38
5.4.340.0080.00711.52
5.4.330.0050.01011.87
5.4.320.0060.00811.46
5.4.310.0050.00811.51
5.4.300.0100.00711.49
5.4.290.0040.01011.62
5.4.280.0100.00711.50
5.4.270.0070.00711.52
5.4.260.0140.00311.48
5.4.250.0060.00911.31
5.4.240.0120.00311.56
5.4.230.0080.00511.43
5.4.220.0080.00611.47
5.4.210.0050.00911.52
5.4.200.0100.00611.53
5.4.190.0090.00611.45
5.4.180.0100.00611.54
5.4.170.0110.00611.54
5.4.160.0100.00411.52
5.4.150.0090.00511.56
5.4.140.0060.00811.43
5.4.130.0080.00711.52
5.4.120.0080.00611.48
5.4.110.0120.00611.51
5.4.100.0130.00411.65
5.4.90.0110.00511.54
5.4.80.0080.00711.54
5.4.70.0070.00911.47
5.4.60.0050.01111.49
5.4.50.0090.00711.45
5.4.40.0080.00811.47
5.4.30.0110.00311.57
5.4.20.0100.00611.46
5.4.10.0080.00811.56
5.4.00.0070.00711.49
5.3.290.0090.00511.62
5.3.280.0040.01111.57
5.3.270.0100.00411.62
5.3.260.0090.00511.52
5.3.250.0080.00711.54
5.3.240.0090.00611.55
5.3.230.0080.00611.44
5.3.220.0100.00611.41
5.3.210.0080.00811.49
5.3.200.0080.00511.43
5.3.190.0070.00811.51
5.3.180.0080.00611.54
5.3.170.0080.00711.54
5.3.160.0090.00611.55
5.3.150.0070.00911.53
5.3.140.0120.00411.67
5.3.130.0100.00511.50
5.3.120.0090.00911.50
5.3.110.0100.00611.46
5.3.100.0050.01011.55
5.3.90.0090.00711.64
5.3.80.0110.00311.41
5.3.70.0070.00811.43
5.3.60.0110.00711.52
5.3.50.0070.00911.56
5.3.40.0060.00811.45
5.3.30.0080.00711.51
5.3.20.0080.00411.51
5.3.10.0050.01011.39
5.3.00.0090.00611.23
5.2.170.0070.00611.01
5.2.160.0050.00710.99
5.2.150.0090.00410.91
5.2.140.0030.00910.90
5.2.130.0090.00310.88
5.2.120.0070.00510.90
5.2.110.0070.00610.89
5.2.100.0070.00510.90
5.2.90.0070.00410.84
5.2.80.0080.00510.84
5.2.70.0080.00510.76
5.2.60.0040.00910.82
5.2.50.0080.00510.77
5.2.40.0110.00410.89
5.2.30.0110.00410.79
5.2.20.0070.00710.72
5.2.10.0050.00810.74
5.2.00.0050.00810.77
5.1.60.0070.00310.27
5.1.50.0060.00510.26
5.1.40.0100.00210.35
5.1.30.0080.00410.33
5.1.20.0050.00610.29
5.1.10.0070.00410.41
5.1.00.0060.00610.26
5.0.50.0040.00610.26
5.0.40.0060.00410.26
5.0.30.0050.00410.26
5.0.20.0080.00210.26
5.0.10.0080.00310.26
5.0.00.0050.00410.26
4.4.90.0060.00110.26
4.4.80.0030.00310.26
4.4.70.0070.00210.26
4.4.60.0060.00210.26
4.4.50.0040.00310.26
4.4.40.0040.00210.26
4.4.30.0030.00510.26
4.4.20.0040.00310.26
4.4.10.0060.00210.26
4.4.00.0020.00510.26
4.3.110.0010.00510.26
4.3.100.0050.00110.26
4.3.90.0030.00510.26
4.3.80.0060.00210.26
4.3.70.0040.00310.26
4.3.60.0040.00210.26
4.3.50.0030.00510.26
4.3.40.0010.00610.26
4.3.30.0040.00210.26
4.3.20.0010.00610.26
4.3.10.0040.00310.26
4.3.00.0020.00410.26

preferences:
72.43 ms | 401 KiB | 5 Q