3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str='http://2ch.hk/s/src/1372959824103.png'; $crc=crc32($str); echo $crc." "; $crc=$crc & 0xffffffff; echo $crc;

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)
8.3.40.0090.00618.71
8.3.30.0080.00618.96
8.3.20.0070.00020.27
8.3.10.0000.00723.48
8.3.00.0040.00420.54
8.2.170.0110.00422.96
8.2.160.0070.00722.09
8.2.150.0050.00224.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00422.06
8.2.110.0060.00322.25
8.2.100.0000.01217.78
8.2.90.0000.00719.22
8.2.80.0000.00817.97
8.2.70.0030.00617.63
8.2.60.0030.00717.91
8.2.50.0000.00818.07
8.2.40.0040.00419.53
8.2.30.0020.00517.99
8.2.20.0040.00417.70
8.2.10.0040.00417.61
8.2.00.0030.00617.84
8.1.270.0060.00323.99
8.1.260.0000.00826.35
8.1.250.0040.00428.09
8.1.240.0030.00623.98
8.1.230.0040.00818.97
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0040.00417.23
8.1.190.0040.00417.53
8.1.180.0060.00318.10
8.1.170.0040.00418.56
8.1.160.0000.00821.99
8.1.150.0050.00318.68
8.1.140.0040.00417.43
8.1.130.0070.00317.82
8.1.120.0070.00017.33
8.1.110.0000.00817.37
8.1.100.0030.00517.38
8.1.90.0030.00317.37
8.1.80.0000.00817.37
8.1.70.0070.00017.31
8.1.60.0040.00417.50
8.1.50.0000.00917.46
8.1.40.0000.00717.41
8.1.30.0040.00417.55
8.1.20.0040.00417.59
8.1.10.0030.00517.53
8.1.00.0020.00517.41
8.0.300.0080.00018.77
8.0.290.0030.00617.16
8.0.280.0030.00318.36
8.0.270.0030.00317.28
8.0.260.0030.00616.61
8.0.250.0000.00716.82
8.0.240.0000.00716.92
8.0.230.0030.00316.98
8.0.220.0070.00016.91
8.0.210.0030.00316.84
8.0.200.0030.00316.98
8.0.190.0000.00816.86
8.0.180.0070.00016.91
8.0.170.0000.00816.91
8.0.160.0040.00416.95
8.0.150.0000.00716.92
8.0.140.0070.00016.84
8.0.130.0050.00013.30
8.0.120.0040.00416.79
8.0.110.0070.00016.89
8.0.100.0000.00916.74
8.0.90.0000.00816.88
8.0.80.0060.01016.92
8.0.70.0040.00416.83
8.0.60.0000.00716.78
8.0.50.0000.00716.86
8.0.30.0130.00817.07
8.0.20.0120.00617.40
8.0.10.0000.00816.94
8.0.00.0150.00316.63
7.4.330.0030.00315.11
7.4.320.0000.00616.46
7.4.300.0030.00316.54
7.4.290.0000.00616.58
7.4.280.0030.00516.55
7.4.270.0000.00716.54
7.4.260.0040.00716.41
7.4.250.0000.00716.41
7.4.240.0030.00516.39
7.4.230.0030.00316.55
7.4.220.0170.00316.64
7.4.210.0090.00716.48
7.4.200.0000.00716.42
7.4.190.0070.00016.43
7.4.160.0030.01416.43
7.4.150.0070.01117.40
7.4.140.0150.00517.86
7.4.130.0160.00416.44
7.4.120.0110.00616.58
7.4.110.0100.00716.51
7.4.100.0110.00616.48
7.4.90.0090.01216.33
7.4.80.0110.01016.55
7.4.70.0090.00616.55
7.4.60.0100.00616.29
7.4.50.0060.00016.56
7.4.40.0070.01122.77
7.4.30.0140.01016.58
7.4.10.0100.01014.83
7.4.00.0060.01014.96
7.3.330.0030.00313.06
7.3.320.0000.00612.92
7.3.310.0070.00016.29
7.3.300.0070.00016.04
7.3.290.0110.00316.21
7.3.280.0110.00516.22
7.3.270.0130.00417.40
7.3.260.0070.01116.48
7.3.250.0120.00816.34
7.3.240.0060.01116.33
7.3.230.0130.00316.39
7.3.210.0060.01016.27
7.3.200.0100.01019.39
7.3.190.0140.00716.50
7.3.180.0110.00716.29
7.3.170.0060.00916.42
7.3.160.0130.00316.27
7.3.130.0140.00314.76
7.3.120.0050.01014.73
7.3.110.0080.01214.67
7.3.100.0060.01014.99
7.3.90.0100.00714.65
7.3.80.0060.00614.71
7.3.70.0090.00914.61
7.3.60.0100.00714.61
7.3.50.0090.00314.55
7.3.40.0040.00814.79
7.3.30.0000.00914.84
7.3.20.0110.00416.63
7.3.10.0100.00316.51
7.3.00.0060.00616.69
7.2.330.0110.00916.69
7.2.320.0090.00916.73
7.2.310.0100.00616.40
7.2.300.0080.00816.71
7.2.290.0030.00316.78
7.2.260.0100.01014.92
7.2.250.0070.01315.03
7.2.240.0110.00415.12
7.2.230.0100.01015.22
7.2.220.0100.00715.20
7.2.210.0000.01314.74
7.2.200.0030.01015.22
7.2.190.0030.00915.26
7.2.180.0120.00314.73
7.2.170.0060.00614.85
7.2.160.0000.00915.04
7.2.150.0040.00916.78
7.2.140.0070.00717.04
7.2.130.0130.00316.94
7.2.120.0100.00316.87
7.2.110.0000.01217.07
7.2.100.0060.00616.99
7.2.90.0060.01017.05
7.2.80.0060.00916.90
7.2.70.0040.01116.95
7.2.60.0070.00717.08
7.2.50.0150.00317.02
7.2.40.0090.00616.87
7.2.30.0100.00316.89
7.2.20.0110.00716.95
7.2.10.0040.01116.76
7.2.00.0070.00617.90
7.1.330.0070.00315.85
7.1.320.0140.00315.75
7.1.310.0030.01015.66
7.1.300.0150.00415.57
7.1.290.0060.00915.74
7.1.280.0080.00015.52
7.1.270.0130.00015.94
7.1.260.0030.00615.93
7.1.250.0040.01015.88
7.1.240.0000.00915.76
7.1.230.0040.00415.70
7.1.220.0110.00315.70
7.1.210.0040.01115.88
7.1.200.0060.00915.72
7.1.190.0030.01315.77
7.1.180.0090.00615.80
7.1.170.0070.00415.75
7.1.160.0040.01215.80
7.1.150.0000.01315.80
7.1.140.0040.01115.74
7.1.130.0040.01115.68
7.1.120.0090.00315.89
7.1.110.0030.01015.73
7.1.100.0050.00716.95
7.1.90.0040.01115.42
7.1.80.0060.00615.64
7.1.70.0030.00916.58
7.1.60.0030.01517.65
7.1.50.0060.01116.22
7.1.40.0100.00315.83
7.1.30.0030.01415.70
7.1.20.0030.00615.96
7.1.10.0000.01515.89
7.1.00.0080.03819.12
7.0.330.0030.00915.30
7.0.320.0110.00315.58
7.0.310.0060.00615.36
7.0.300.0060.00615.41
7.0.290.0090.00615.27
7.0.280.0030.00915.36
7.0.270.0060.00615.50
7.0.260.0000.01115.45
7.0.250.0030.01015.49
7.0.240.0030.01015.44
7.0.230.0060.00915.11
7.0.220.0000.01215.18
7.0.210.0060.00615.49
7.0.200.0050.00516.21
7.0.190.0060.01215.64
7.0.180.0070.01015.40
7.0.170.0040.01415.47
7.0.160.0080.00615.33
7.0.150.0040.01115.19
7.0.140.0070.03818.77
7.0.130.0040.00815.46
7.0.120.0050.00515.42
7.0.110.0030.00715.31
7.0.100.0100.00315.38
7.0.90.0110.00015.47
7.0.80.0030.00915.25
7.0.70.0080.00515.55
7.0.60.0130.04418.66
7.0.50.0050.04316.61
7.0.40.0080.04616.86
7.0.30.0150.03917.01
7.0.20.0210.03816.75
7.0.10.0050.04816.83
7.0.00.0060.02616.87
5.6.400.0000.00914.20
5.6.390.0090.00614.11
5.6.380.0060.00614.59
5.6.370.0030.00914.25
5.6.360.0040.01114.40
5.6.350.0000.01014.26
5.6.340.0120.00314.17
5.6.330.0060.00614.27
5.6.320.0090.00614.27
5.6.310.0000.01313.98
5.6.300.0090.00314.21
5.6.290.0000.01414.39
5.6.280.0020.04517.76
5.6.270.0000.01314.26
5.6.260.0030.00813.95
5.6.250.0040.00814.11
5.6.240.0000.00814.03
5.6.230.0110.00014.05
5.6.220.0080.00414.42
5.6.210.0080.04117.24
5.6.200.0060.04116.36
5.6.190.0020.03217.44
5.6.180.0140.02417.32
5.6.170.0080.02817.32
5.6.160.0060.02517.34
5.6.150.0050.04516.09
5.6.140.0050.03516.33
5.6.130.0090.03716.28
5.6.120.0030.02817.68
5.6.110.0080.02217.54
5.6.100.0090.04517.83
5.6.90.0030.02717.74
5.6.80.0070.03217.33
5.6.70.0040.00714.26
5.6.60.0070.01113.94
5.6.50.0060.00614.33
5.6.40.0100.01013.99
5.6.30.0060.01014.11
5.6.20.0070.01114.43
5.6.10.0040.00714.50
5.6.00.0030.01214.29
5.5.380.0030.00514.14
5.5.370.0090.00613.93
5.5.360.0100.00314.42
5.5.350.0170.04317.25
5.5.340.0080.04316.14
5.5.330.0040.02217.22
5.5.320.0140.04217.50
5.5.310.0180.02017.31
5.5.300.0050.03315.97
5.5.290.0030.04715.99
5.5.280.0070.03217.30
5.5.270.0040.03917.45
5.5.260.0120.02017.44
5.5.250.0110.03317.35
5.5.240.0130.02717.24
5.5.230.0030.00914.23
5.5.220.0000.01313.96
5.5.210.0070.00714.27
5.5.200.0070.01314.23
5.5.190.0110.00614.30
5.5.180.0070.00714.15
5.5.170.0070.00714.15
5.5.160.0080.00814.21
5.5.150.0000.01414.01
5.5.140.0070.01013.84
5.5.130.0070.00414.00
5.5.120.0040.00713.87
5.5.110.0120.00014.07
5.5.100.0030.01314.09
5.5.90.0060.00313.95
5.5.80.0080.00314.35
5.5.70.0030.00914.09
5.5.60.0040.01114.21
5.5.50.0100.00314.04
5.5.40.0000.01414.17
5.5.30.0030.01014.33
5.5.20.0030.00614.27
5.5.10.0060.00614.16
5.5.00.0060.00613.93
5.4.450.1730.02215.95
5.4.440.0000.02615.90
5.4.430.0850.03715.86
5.4.420.2280.02015.91
5.4.410.2350.02415.87
5.4.400.1480.02715.82
5.4.390.2410.02415.80
5.4.380.2370.02215.85
5.4.370.2220.02215.67
5.4.360.2350.02415.85
5.4.350.1800.02115.67
5.4.340.1100.01615.70
5.4.330.0070.00312.46
5.4.320.0040.02115.73
5.4.310.1280.02615.77
5.4.300.1070.02015.80
5.4.290.1200.02415.75
5.4.280.1380.02115.67
5.4.270.1380.01515.79
5.4.260.1520.02015.80
5.4.250.1180.02515.72
5.4.240.1850.02315.80
5.4.230.1920.01515.74
5.4.220.1730.02215.80
5.4.210.2120.02615.87
5.4.200.2950.02215.75
5.4.190.2100.02215.70
5.4.180.2280.01815.69
5.4.170.1800.02115.70
5.4.160.1990.02515.66
5.4.150.1900.02515.84
5.4.140.2150.02114.34
5.4.130.2000.02014.42
5.4.120.1950.01914.42
5.4.110.2120.02314.29
5.4.100.2160.02114.52
5.4.90.1990.01814.36
5.4.80.1930.02414.30
5.4.70.1870.02414.38
5.4.60.2000.01714.39
5.4.50.1980.02314.46
5.4.40.1590.02214.45
5.4.30.1650.02114.44
5.4.20.1980.01714.29
5.4.10.2210.02614.32
5.4.00.1370.02014.17
5.3.290.0040.03113.54
5.3.280.2000.02513.49
5.3.270.1680.02013.49
5.3.260.2020.01813.50
5.3.250.1790.01813.48
5.3.240.1820.01813.49
5.3.230.2350.02113.49
5.3.220.2200.02313.49
5.3.210.2330.02313.48
5.3.200.1760.02013.48
5.3.190.2000.01513.49
5.3.180.1770.02613.42
5.3.170.2000.01813.48
5.3.160.2080.02513.50
5.3.150.1980.02213.50
5.3.140.2000.01813.51
5.3.130.1880.01813.48
5.3.120.1870.02213.46
5.3.110.1800.02013.46
5.3.100.1830.02213.22
5.3.90.2000.01713.19
5.3.80.1420.02213.21
5.3.70.1860.02113.29
5.3.60.1850.01913.28
5.3.50.1850.01813.25
5.3.40.2150.02013.19
5.3.30.2270.01813.15
5.3.20.2250.02213.12
5.3.10.1920.02113.05
5.3.00.1980.01913.02
5.2.170.3570.02311.09
5.2.160.4000.02711.00
5.2.150.2830.02311.04
5.2.140.3370.03311.02
5.2.130.2930.02710.98
5.2.120.3300.02311.03
5.2.110.3670.02310.91
5.2.100.3600.02711.05
5.2.90.2970.03311.02
5.2.80.3400.02711.00
5.2.70.4070.02310.95
5.2.60.3570.03310.97
5.2.50.2970.02711.09
5.2.40.3100.02710.98
5.2.30.3230.03010.95
5.2.20.3100.02710.78
5.2.10.3130.03010.74
5.2.00.3300.03010.76
5.1.60.3230.02710.03
5.1.50.2870.0309.95
5.1.40.3070.0239.94
5.1.30.2900.02310.28
5.1.20.3330.02710.39
5.1.10.3170.02310.22
5.1.00.3000.02710.08
5.0.50.1570.0208.50
5.0.40.1530.0208.31
5.0.30.1670.0308.14
5.0.20.1800.0178.17
5.0.10.1270.0178.07
5.0.00.1870.0338.13
4.4.90.1300.0205.81
4.4.80.1530.0175.78
4.4.70.1270.0135.82
4.4.60.1600.0175.78
4.4.50.1770.0175.84
4.4.40.1330.0205.76
4.4.30.1900.0075.82
4.4.20.1400.0175.84
4.4.10.1900.0175.84
4.4.00.1500.0275.86
4.3.110.1870.0175.75
4.3.100.1770.0175.71
4.3.90.1800.0175.72
4.3.80.1870.0275.75
4.3.70.1470.0205.76
4.3.60.1470.0175.75
4.3.50.1470.0175.75
4.3.40.1100.0335.72
4.3.30.1100.0174.59
4.3.20.0800.0174.52
4.3.10.1000.0234.49
4.3.00.0830.0174.49

preferences:
62.17 ms | 400 KiB | 5 Q