3v4l.org

run code in 300+ PHP versions simultaneously
<?php function isPrime($number) { $max = floor(sqrt($number)); for ($i=1; $i < $max; $i++) { if ($number % $i == 0) return false; } return true; } while ( ! isPrime($i = mt_rand(1, 999)) ); var_dump($i);

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)
7.4.10.0120.00314.94
7.4.00.0040.01515.03
7.3.130.0090.00914.83
7.3.120.0040.01114.96
7.3.110.0090.01214.73
7.3.100.0060.00615.00
7.3.90.0100.00714.86
7.3.80.0090.00314.77
7.3.70.0090.00614.99
7.3.60.0030.00914.82
7.3.50.0110.00414.52
7.3.40.0060.00614.93
7.3.30.0030.00914.88
7.3.20.0030.00616.55
7.3.10.0040.01116.79
7.3.00.0100.00316.56
7.2.260.0070.01115.00
7.2.250.0120.00614.98
7.2.240.0120.00315.18
7.2.230.0030.01215.16
7.2.220.0070.00715.06
7.2.210.0060.00614.91
7.2.200.0000.01614.96
7.2.190.0140.00015.10
7.2.180.0100.00314.91
7.2.170.0040.01214.99
7.2.160.0090.00014.96
7.2.150.0000.01516.64
7.2.140.0030.01016.86
7.2.130.0050.00616.72
7.2.120.0020.01316.90
7.2.110.0080.00516.80
7.2.100.0020.01116.85
7.2.90.0050.00816.76
7.2.80.0030.01016.88
7.2.70.0030.01016.85
7.2.60.0070.00616.74
7.2.50.0110.00516.95
7.2.40.0090.00716.95
7.2.30.0080.00816.94
7.2.20.0080.00516.98
7.2.10.0050.00716.80
7.2.00.0080.00617.64
7.1.330.0000.01215.66
7.1.320.0070.00415.84
7.1.310.0030.01015.80
7.1.300.0100.00315.81
7.1.290.0030.00615.60
7.1.280.0040.00815.55
7.1.270.0040.00815.61
7.1.260.0070.00715.60
7.1.250.0020.00815.76
7.1.240.0070.00715.80
7.1.230.0030.00915.69
7.1.220.0100.00315.66
7.1.210.0040.00815.67
7.1.200.0040.01115.78
7.1.190.0070.00715.98
7.1.180.0060.01015.86
7.1.170.0040.01115.75
7.1.160.0060.00315.78
7.1.150.0120.00315.92
7.1.140.0000.01315.75
7.1.130.0060.00615.87
7.1.120.0140.00315.90
7.1.110.0090.00315.85
7.1.100.0070.01015.89
7.1.90.0040.00816.00
7.1.80.0030.01215.91
7.1.70.0040.00716.54
7.1.60.0080.01017.62
7.1.50.0090.00916.31
7.1.40.0060.00615.80
7.1.30.0040.01215.79
7.1.20.0040.01115.96
7.1.10.0080.00815.94
7.1.00.0050.04019.12
7.0.330.0090.00615.45
7.0.320.0070.00715.25
7.0.310.0120.00315.27
7.0.300.0040.00815.50
7.0.290.0000.00915.46
7.0.280.0030.01015.39
7.0.270.0040.00815.43
7.0.260.0060.00615.21
7.0.250.0060.00915.28
7.0.240.0000.00915.59
7.0.230.0030.01215.08
7.0.220.0050.00815.45
7.0.210.0140.00015.60
7.0.200.0060.00616.23
7.0.190.0070.00715.64
7.0.180.0030.01215.57
7.0.170.0000.01515.34
7.0.160.0030.01015.43
7.0.150.0030.01015.45
7.0.140.0030.04018.80
7.0.130.0030.00915.47
7.0.120.0100.00315.73
7.0.110.0100.00315.23
7.0.100.0060.00315.43
7.0.90.0060.00615.54
7.0.80.0030.01315.55
7.0.70.0050.02418.62
7.0.60.0040.02218.40
7.0.50.0050.02718.76
7.0.40.0050.02616.77
7.0.30.0060.02716.72
7.0.20.0070.02016.68
7.0.10.0020.02516.73
7.0.00.0030.03116.70
5.6.400.0000.01014.50
5.6.390.0070.00714.53
5.6.380.0040.00714.35
5.6.370.0090.00014.57
5.6.360.0070.00714.16
5.6.350.0030.00914.66
5.6.340.0090.00613.90
5.6.330.0070.00314.16
5.6.320.0050.01014.25
5.6.310.0060.00614.51
5.6.300.0030.00614.48
5.6.290.0030.00614.14
5.6.280.0040.04017.76
5.6.270.0000.01114.34
5.6.260.0030.00614.37
5.6.250.0000.01314.29
5.6.240.0040.01114.38
5.6.230.0060.00914.34
5.6.220.0030.02717.48
5.6.210.0030.03017.38
5.6.200.0050.03017.62
5.6.190.0060.02517.64
5.6.180.0060.02417.63
5.6.170.0000.03117.71
5.6.160.0080.01717.60
5.6.150.0050.02517.57
5.6.140.0030.02517.59
5.6.130.0000.03317.66
5.6.120.0050.02017.69
5.6.110.0030.02817.73
5.6.100.0000.02717.63
5.6.90.0000.02817.47
5.6.80.0020.02517.24
5.6.70.0080.02217.16
5.6.60.0050.02717.23
5.6.50.0070.02417.22
5.6.40.0030.02817.35
5.6.30.0050.02317.20
5.6.20.0040.02317.37
5.6.10.0030.02517.43
5.6.00.0020.02717.40
5.5.380.0090.00614.16
5.5.370.0060.00314.20
5.5.360.0020.02517.27
5.5.350.0090.02317.19
5.5.340.0050.02717.50
5.5.330.0050.02517.70
5.5.320.0040.02917.50
5.5.310.0080.02517.48
5.5.300.0060.02617.35
5.5.290.0020.03017.61
5.5.280.0050.02817.46
5.5.270.0090.02017.44
5.5.260.0030.03217.33
5.5.250.0020.03017.43
5.5.240.0050.02017.13
5.5.230.0020.03017.17
5.5.220.0060.02516.91
5.5.210.0000.03017.04
5.5.200.0020.02717.11
5.5.190.0030.03017.21
5.5.180.0050.02316.98
5.5.170.0030.00813.81
5.5.160.0030.02317.06
5.5.150.0050.02517.20
5.5.140.0060.02317.13
5.5.130.0050.02517.01
5.5.120.0050.02417.01
5.5.110.0030.02317.12
5.5.100.0010.02117.15
5.5.90.0090.02316.91
5.5.80.0070.02517.02
5.5.70.0080.02117.01
5.5.60.0000.02617.17
5.5.50.0030.02017.24
5.5.40.0020.02417.04
5.5.30.0030.02517.10
5.5.20.0040.02617.13
5.5.10.0030.02417.06
5.5.00.0020.02317.02
5.4.450.0050.02415.88
5.4.440.0020.02915.83
5.4.430.0030.02215.78
5.4.420.0020.01815.78
5.4.410.0020.02715.79
5.4.400.0070.01715.56
5.4.390.0060.01715.62
5.4.380.0000.02815.68
5.4.370.0020.01815.56
5.4.360.0020.03015.58
5.4.350.0030.01715.63
5.4.340.0030.02515.67
5.4.330.0030.00712.23
5.4.320.0020.02615.55
5.4.310.0020.02415.72
5.4.300.0030.02615.66
5.4.290.0030.02215.58
5.4.280.0030.02015.67
5.4.270.0020.02415.57
5.4.260.0030.02515.63
5.4.250.0050.01915.71
5.4.240.0070.02315.63
5.4.230.0020.02115.62
5.4.220.0020.02415.55
5.4.210.0040.02415.71
5.4.200.0020.02515.65
5.4.190.0030.02115.63
5.4.180.0080.02015.54
5.4.170.0100.02015.66
5.4.160.0080.01815.62
5.4.150.0040.02415.62
5.4.140.0020.02414.25
5.4.130.0020.02714.33
5.4.120.0050.01814.28
5.4.110.0050.01814.31
5.4.100.0000.02614.30
5.4.90.0050.02014.30
5.4.80.0020.02214.33
5.4.70.0070.01914.23
5.4.60.0020.02314.27
5.4.50.0050.02114.33
5.4.40.0060.01514.37
5.4.30.0020.02514.33
5.4.20.0030.01814.33
5.4.10.0020.01914.31
5.4.00.0050.02014.04
5.3.290.0060.01913.50
5.3.280.0030.02413.44
5.3.270.0000.02813.44
5.3.260.0050.02513.44
5.3.250.0000.02713.44
5.3.240.0020.02513.44
5.3.230.0000.02313.38
5.3.220.0000.02213.38
5.3.210.0030.01813.37
5.3.200.0020.02013.37
5.3.190.0030.02013.41
5.3.180.0030.02013.37
5.3.170.0060.02113.46
5.3.160.0040.01813.45
5.3.150.0060.02113.46
5.3.140.0020.02513.37
5.3.130.0040.02113.40
5.3.120.0080.02213.46
5.3.110.0060.01513.41
5.3.100.0040.02213.11
5.3.90.0030.02013.12
5.3.80.0020.02113.15
5.3.70.0070.01813.18
5.3.60.0030.01813.13
5.3.50.0020.02113.05
5.3.40.0030.02113.15
5.3.30.0020.02513.06
5.3.20.0050.02112.93
5.3.10.0040.02312.99
5.3.00.0020.02412.91
5.2.170.0000.03311.43
5.2.160.0000.02311.43
5.2.150.0000.03311.43
5.2.140.0000.02711.43
5.2.130.0000.03311.43
5.2.120.0000.03311.43
5.2.110.0000.03011.43
5.2.100.0000.03311.43
5.2.90.0000.03311.43
5.2.80.0000.03711.43
5.2.70.0000.03311.43
5.2.60.0030.02311.43
5.2.50.0000.02311.43
5.2.40.0030.02011.43
5.2.30.0030.02311.43
5.2.20.0000.02311.43
5.2.10.0030.05011.43
5.2.00.0000.03311.43
5.1.60.0000.02311.43
5.1.50.0000.02711.43
5.1.40.0000.02311.43
5.1.30.0000.02311.43
5.1.20.0030.01711.43
5.1.10.0030.01711.43
5.1.00.0000.02311.43
5.0.50.0030.02011.43
5.0.40.0030.02011.43
5.0.30.0030.02311.43
5.0.20.0000.01711.43
5.0.10.0000.03311.43
5.0.00.0000.04011.43
4.4.90.0000.01711.43
4.4.80.0000.01311.43
4.4.70.0000.01311.43
4.4.60.0000.01311.43
4.4.50.0000.01311.43
4.4.40.0000.02311.43
4.4.30.0000.01711.43
4.4.20.0000.01311.43
4.4.10.0030.01711.43
4.4.00.0000.02711.43
4.3.110.0000.03311.43
4.3.100.0000.02311.43
4.3.90.0000.02011.43
4.3.80.0000.04011.43
4.3.70.0000.01711.43
4.3.60.0000.01311.43
4.3.50.0000.01711.43
4.3.40.0000.02311.43
4.3.30.0000.03011.43
4.3.20.0000.01711.43
4.3.10.0030.01011.43
4.3.00.0000.01711.43

preferences:
43.18 ms | 401 KiB | 5 Q