Could somebody please show me how to always read only the last 100 entries from a text data file like this?
Thanks!
Thanks!
<?PHP
$parts=array();
$file_handle = fopen("http://bybyron.uni.cc/server_data/server_data_July_2011.dat", "r");
$ax=1;
while (!feof($file_handle) ) {
$parts[$ax] = fgets($file_handle);
$ax=$ax+1;
}
fclose($file_handle);
if($ax>100) {
for ( $counter = $ax-100; $counter <= $ax; $counter += 1) {
echo $parts[$counter];
}
} else {
for ( $counter = 1; $counter <= $ax; $counter += 1) {
echo $parts[$counter];
}
}
?>
$numRecords
records of the file.
<?php
$lines = file('test.dat');
$numRecords = 5; //number of records from eof to read
if (count($lines) >= $numRecords) {
for ($i = count($lines) - $numRecords; $i < count($lines); $i++) {
echo $lines[$i] . '<br />';
}
} else {
for ($i = 0; $i < count($lines); $i++) {
echo $lines[$i] . '<br />';
}
}
?>
# N ˆ@;? N33أ@LM N×£?@[[ N\?آ@oi N ¸@|w NR¸ژ@?… N)\—@›“ Nأُ?@ث½ Nحج„@ـث N)\‡@ِ N33£@,NffV@_.NR¸n@[<NىQ€@fNR¸–@£tN…ë‘@جNأُ?@غ¬NىQ¨@×N…“@هNحج\@;NHل¢@LNلzT@{9NHلz@?cN ×C@تqNHل:@ذN\?B@ـ?NأُH@ ¸N33C@%ئNfff@+شN…k@LًN{ژ@ض`N®G?@§Nأُ?@,µN\?؛@<أN×£ط@KرN <A`كNq=&AjيNHل*A{ûNلz,A? Nq=AœN ب@¬%N¤pإ@¼3N?آص@جAN¸¥@غONلz„@ى]N?™±@ükN¤pإ@zN?آ?@ˆNىQب@+–Nِ( A;¤N ×AL²NىQà@\?Nلz¼@kخNحجش@{ـN{ض@‹êN{A›ّNR¸¶@«N®·@¼N\?Aج"N®cAـ0N¸aAë>N AûLN…A[Nِ(AiN¸إ@+wN)\—@;…N €@L“N¸5@[،N®G‰@p¯Nأُè@|½Nq=¢@?ثNHل²@?ظNحجl@¬çN{¾@¼ُN…ë¹@ثN AغNلzAىNأُ8Aْ-Nأُ?@<Nِ(AJN®ك@+XN?™é@<fN{>AKtN= KAZ‚N¸MAk?N ×#A|NىQ(A‹¬NffBAœ؛N?آُ@«بNأًُ@»ضN®AخنNىQAغٍNq=JAë NىQXAüN)\ANHلٍ@+NأُA+9N®Gù@;GNأُ(AKUN üA\cN œAkqN…ë³A{N= ?@‹?N…ë!@››N ×@¬©N®Gل?¼·N®ç?ثإNىQX@غسN×£P@ëلNلzT@üïNffژ@Nq=ANq=²@,N33ƒ@=(Nلzج@L6N…£@[DNffv@lRN ط@‚`N…£@?nNحجج@œ|N ?@¬?N= '@¼?N?آE@ج¦N33#@ـ´NأُX@ىآNأُH@üذN\?2@كNأُ(@يN…ë1@,ûN®@< N ׋@LNR¸@\%N®Gل@l3Nِ(L@|AN ¨@›ON3sWC?Nfff?!خN…ëر?.ـN)\¯??êNحجج?LّNq=ê?\NR¸@kNq=ê?|"N®Gء??0Nلz$@œ>N…ë±?«LN×£ذ?»ZN ??جhN¸¥?ـvN¸إ?ى„NىQ¸?ü’N= ·?،N×£ً?¯Nأُè?+½N?™I@>ثN ×C@LظN¤p]@[çN\?R@nُNأُ@|Nq=ê?ŒNأُ@œNq=ê?«-NىQ@¼;Nلzش?جINHل @فWN= @يeNىQ¸?sN à?‚N…ëر??N ×م?,N\?آ?;¬NىQط?L؛N×£ذ?]بN…ëر?kضNq=ت?|نNffئ?ŒٍNffو?› N?آُ?¬Nff@»NR¸@ج*NR¸~@ـ8N @@ىFN¸5@üTN¸@cNq=Z@qN…ë‰@-NR¸@<?N33#@M›NلzD@\©N…‹@l·N= @}إN)\@ŒسNِ(ـ?œلN…ëٌ?¬ïN®Ga@¼N®G¹@جN33³@غNHل?@ى'N)\§@û5NىQ?@DNHلê@RNلzü@-`NR¸NA<nNq=A`?N{¦@n?Nلz´@|¦N?™™@Œ´N…ƒ@œآNR¸n@«ذN…ëA@½قN?آE@جىN…ƒ@ـْNffF@ىN…{@üNHلZ@%Nأُ8@3Nِ(¤@,AN?آ*@<ON®Ga@]kNR¸n@myNِ(œ@?•N)\؟@œ£N{^@¬±NىQˆ@¼؟Nأُ€@جحNلzœ@غغNحج”@ىéN…ë?@÷N¸…@Nq=?@N¤p•@,"N×£p@<0NلzŒ@M>N®w@]LNq=Z@lZN¸…@|hN×£P@ŒvNq=‚@œ„N…+@*’N?آE@¼*N…‹@ح®N¤p…@ـ¼N…ëq@ëتN ?@üطN ?@ çN ×م@ُN= g@,N?™‘@>N®¯@LN= ?@]-NىQ°@n;N¤pه@{IN{و@œeN?آ•@¬sNحج\@¼?N…ë1@ج?NffF@ـ?N?آU@ى«N{>@ü¹N= '@ بNأُH@ضN= '@,نN…ë!@=ٍN¸µ@K N= ·@]NR¸AmN®#A|*N?آ½@Œ8Nحجü@œFN *@¬TNلz„@»bNلz”@جpN…k@ف~NR¸@ىŒN¸?@ü?NffV@©N?آµ@·N…[@/إNِ(\@<سN…ë©@LلN= ?@]ïNأُ€@mN¤p]@|N?آ@ŒNِ(@œ'Nq=J@¬5N¤p½@¼CN{و@جQNِ(ô@غ_Nأُ¨@ëmNR¸@ü{N ×C@?Nأُ?@?N{~@,¦NR¸¶@<´Nq=آ@LآNR¸¶@]ذN®·@sقN×£*@ىN)\?@?ْN¸u@? N{>@¬ N?آ?@¼$ N¤p}@ث2 N{~@ـ@ N{>@يN N{ژ@ k N\?b@y N= '@,‡ N)\?@<• NىQ@L£ N®@]± Nلzô?l؟ N?™)@|ح N…ëA@Œغ N= w@?é N?آ%@¬÷ Nِ(l@¼!NR¸~@ج!N33“@ـ!!N ?@ى/!Nأُˆ@ü=!N®G1@L!Nq=Z@Z!N ذ@,h!NىQ*@<v!NR¸^@N„!NR¸.@]’!NلzŒ@l*!NHلْ?|®!N…ë?Œ¼!Nلzش?œت!Nffو?«ط!NHل @¼و!N®@جô!Nأُè?ـ"N\?@ë"N®@û"NR¸ق?-"N®G،@;"NىQ@,I"N33S@<W"N×£@@Le"N33C@_s"N= g@m?"NىQ8@}?"N ¬B‹?"N¤p•@¬¹"N{@¼ا"N?™9@جص"N= '@ـم"N®G!@ىٌ"N33@ü?"NffV@ #N×£€@#N?™‘@+*#N{A<8#Nff@LF#NR¸NA\T#N¸QAlb#N33A|p#NR¸6AŒ~#N®çA¦Œ#Nِ(¤@°?#NىQ8@؟¨#N\?B@خ¶#NحجL@àؤ#N…أ@èز#NHل؛@#N\?ع@-$N)\؟@<$N…م@M'$Nq=آ@]5$N\??@mC$Nلzن@|Q$N¤p@?_$N?آه@*m$NحجA±{$N)\÷@¼‰$N Aج—$NR¸Aف¥$N?™ Aى³$N®د@ûء$NR¸A ذ$N×£0Aق$Nحجج@+ى$Nِ(œ@<ْ$N×£?@L%N¤p½@^%N®ا@m$%N)\§@|2%N33‹@?@%Nحجü@œN%N\?A¬\%N…A¼j%Nq=ê@جx%N…ëٌ@ف†%NىQAي”%N¸@ü¢%N®·@±%Nحجü@؟%N®?@+ح%N®ï@=غ%N\?؛@Lé%N\??@]÷%Nلz¬@l&N\?¢@|&N\?ْ@Œ!&N= Aœ/&N?™¹@¬=&NىQط@¼K&N{AدY&N…ëAفg&N?آه@ىu&N?آي@ƒ&N×£A’&N33س@*&N¸A,®&NR¸ض@B¼&N¤pARت&N…ث@cط&N= ك@pو&N¤pإ@ô&NHلت@?'N= ؟@£'N= ï@¬'N¤p A»,'N…ëظ@ح:'N?™ر@فH'N®؟@ىV'Nلzن@ûd'N= ·@s'NHلâ@?'N= د@,?'N{–@<?'N¤p?AL«'NR¸ض@^¹'N®G™@mا'Nffِ@|ص'N…ëة@‹م'Nff@?ٌ'N= ?@*?'N\?‚@½ (N{~@ج(N{خ@ـ)(N\??@ë7(N33ƒ@ûE(N×£`@T(N?™ظ?b(NHلj@+p(N?™ر@<~(N¸§ALŒ(N)\A^?(N ×KAl¨(N?آ1A|¶(N?™A?ؤ(N…ëmAœز(N?™A*à(NHل‚@¼î(N…ث@جü(N33ث@ـ )N)\ك@ë)Nff®@ü&)N= ¯@5)NىQˆ@C)N?™y@,Q)N?™?@<_)N= —@Lm)N\?‚@]{)NHلj@m‰)N…[@|—)N33s@Œ¥)N33‹@³)N?™‘@«ء)N¸•@¼د)Nq=Z@حف)NR¸îAفë)N¸Aىù)N?™Y@ü*N ׃@*Nلzؤ@$*N= ·@,2*N ب@<@*Nq=ê@KN*Nلzü@\\*N ب@lj*N ّ@|x*NR¸¦@Œ†*N®G¹@›”*N= W@«¢*NHل¢@¼°*N ?@ج¾*NىQH@فج*N)\?@ëع*N= W@ûè*N®G@÷*N à@+N)\_@++NR¸N@<!+Nِ(,@K/+N?آE@^=+N?™jBlK+N\?²@{Y+N¸…@¬ƒ+NHلع@»‘+N{ِ@ث?+NأُAـ*+Nِ(ؤ@ى»+N…'Aüة+N33Aط+Nلzـ@و+N33ث@-ô+N{ِ@<,N{ِ@\,Nأُ*@l,,Nحجن@|:,N…ëAAŒH,Nحج?A›V,NR¸ئ@±d,N33غ@¾r,N\? Aج€,Nأُ¨@ـژ,N…›@ىœ,Nِ(´@?,N®G#B ¹,NىQBا,N×£$A,ص,N?آ A<م,N33ALٌ,N…ë A\?,N…Al -NحجA-NىQAŒ)-N)\÷@£7-N?™¹@¬E-N®AآS-N¸Aجa-N{Aكo-Nأُ°@ى}-Nحج¤@‹-N®Gة@?-Nq=¢@¨-N?™‰@,¶-N…A<ؤ-N ×ALز-NR¸î@bà-N A|ü-NHلAŒ .Nأُ,A{.N= د@‰.NHلJA-—.NأُA<¥.N¸AAM³.N…ëA\ء.N…Amد.NىQA|ف.N ×أ@Œë.Nأُط@œù.N ×s@¬/NHل’@¾/N…ë?@ج#/NىQˆ@ـ1/N?™ Aى?/Nِ(ô@üM/N= A\/Nq=:Aj/Nff"A.x/N¸u@<†/N®Gq@L”/N×£°@\¢/NىQà@l°/Nq=¢@|¾/N= ا@Œج/NR¸@œع/NHل?@¬è/N?آ¥@¾ِ/N{¶@ج0N×£€@ف0N)\o@ى 0N…ë‰@ü.0Nأُ?@=0N?آف@K0N¤pm@,Y0N?آي@<g0N\?FAMu0NأُA\ƒ0N…ëAl‘0N{ِ@|?0Nحج0AŒ*0Nِ(جA1Nلz@,1N…ëq@,:1N?™‰@<H1N{~@KV1Nحج<@\d1N®G1@lr1N¤p-@{€1NR¸.@Œژ1Nffو?œœ1NR¸@¬?1N{@½¸1N ¸@ـش1NHلْ@يâ1NأُX@üً1NHلz@ ?1NHل’@ 2NىQ@,2N)\@<)2N\?r@M72N×£?@_E2N®?@lS2N¸E@|a2N ×3@*‹2N?™9@½™2Nأُ@ج§2Nq=²@فµ2N®G?@ىأ2NلzD@ر2N¸E@à2NأُX@î2NحجA,ü2Nلzن@< 3N{.@L3N®G@d&3Nلz4@p43N×£ً?|B3N33@ŒP3NىQ@¬l3Nff†@¼z3N?™ر@جˆ3N `@ق–3N= G@ى¤3N¤p¥@ü²3N ׃@ء3Nِ(|@د3NلzT@-ف3N{^@<ë3NلzD@Lù3N¸*@]4NىQ8@l4N= G@|#4N= '@?14NR¸??4NR¸@¬M4N?آ%@½[4N= @حi4N®Gل?ـw4N®ç?ى…4N?آ@ü“4N{@¢4N?™Y@7°4N\?B@,¾4N)\_@<ج4N®Ga@Lع4NR¸N@bè4N¤p@lِ4N ×c@{5N¤p…@Œ5NHل’@œ 5N®G‰@¬.5N…ƒ@¼<5N)\_@جJ5N×£?@ـX5N{^@ëf5N…;@üt5N…ë@ƒ5N{N@‘5NR¸N@,?5N{~@[»5NHل¢@]ة5N¤p?@o×5N{~@|ه5N= 3A
<?php
$sPath = './newseek.dat';
$iToRecord = 100;
$iRecordSize = 8;
date_default_timezone_set('UTC');
print '<ol>';
if ($fh = fopen($sPath, 'r'))
{
fseek($fh, -($iToRecord * $iRecordSize), SEEK_END);
while ($sRecord = fread($fh, $iRecordSize))
{
$aUnpacked = unpack('idate/fload', $sRecord);
$iTime = $aUnpacked['date'];
$fLoad = $aUnpacked['load'];
printf('<li class="%s">%s | Server Load:*%0.2f</li>' . PHP_EOL, date('D', $iTime), date('D jS M, h:i:s a', $iTime), $fLoad);
}
}
print '</ol>';
?>
<ol><li class="Wed">Wed 27th Jul, 08:30:04 am | Server Load:*4.96</li> <li class="Wed">Wed 27th Jul, 09:30:04 am | Server Load:*5.34</li> <li class="Wed">Wed 27th Jul, 10:30:04 am | Server Load:*5.18</li> <li class="Wed">Wed 27th Jul, 11:30:06 am | Server Load:*5.69</li> <li class="Wed">Wed 27th Jul, 12:30:04 pm | Server Load:*4.02</li> <li class="Wed">Wed 27th Jul, 01:30:05 pm | Server Load:*3.74</li> <li class="Wed">Wed 27th Jul, 02:30:04 pm | Server Load:*4.31</li> <li class="Wed">Wed 27th Jul, 03:30:04 pm | Server Load:*4.53</li> <li class="Wed">Wed 27th Jul, 04:30:04 pm | Server Load:*6.93</li> <li class="Wed">Wed 27th Jul, 05:30:04 pm | Server Load:*3.71</li> <li class="Wed">Wed 27th Jul, 06:30:04 pm | Server Load:*7.43</li> <li class="Wed">Wed 27th Jul, 07:30:04 pm | Server Load:*12.41</li> <li class="Wed">Wed 27th Jul, 08:30:05 pm | Server Load:*8.31</li> <li class="Wed">Wed 27th Jul, 09:30:04 pm | Server Load:*9.87</li> <li class="Wed">Wed 27th Jul, 10:30:04 pm | Server Load:*7.69</li> <li class="Wed">Wed 27th Jul, 11:30:04 pm | Server Load:*11.05</li> <li class="Thu">Thu 28th Jul, 12:30:04 am | Server Load:*25.52</li> <li class="Thu">Thu 28th Jul, 08:30:04 am | Server Load:*2.07</li> <li class="Thu">Thu 28th Jul, 09:30:05 am | Server Load:*3.78</li> <li class="Thu">Thu 28th Jul, 10:30:04 am | Server Load:*4.30</li> <li class="Thu">Thu 28th Jul, 11:30:04 am | Server Load:*3.97</li> <li class="Thu">Thu 28th Jul, 12:30:03 pm | Server Load:*2.95</li> <li class="Thu">Thu 28th Jul, 01:30:04 pm | Server Load:*2.77</li> <li class="Thu">Thu 28th Jul, 02:30:04 pm | Server Load:*2.71</li> <li class="Thu">Thu 28th Jul, 03:30:03 pm | Server Load:*2.73</li> <li class="Thu">Thu 28th Jul, 04:30:04 pm | Server Load:*1.80</li> <li class="Thu">Thu 28th Jul, 05:30:04 pm | Server Load:*2.23</li> <li class="Thu">Thu 28th Jul, 06:30:04 pm | Server Load:*4.94</li> <li class="Thu">Thu 28th Jul, 07:30:05 pm | Server Load:*5.75</li> <li class="Thu">Thu 28th Jul, 09:30:04 pm | Server Load:*7.84</li> <li class="Thu">Thu 28th Jul, 10:30:05 pm | Server Load:*3.39</li> <li class="Thu">Thu 28th Jul, 11:30:04 pm | Server Load:*3.92</li> <li class="Fri">Fri 29th Jul, 12:30:05 am | Server Load:*4.59</li> <li class="Fri">Fri 29th Jul, 01:30:05 am | Server Load:*2.38</li> <li class="Fri">Fri 29th Jul, 02:30:04 am | Server Load:*2.49</li> <li class="Fri">Fri 29th Jul, 03:30:04 am | Server Load:*3.79</li> <li class="Fri">Fri 29th Jul, 04:30:05 am | Server Load:*4.52</li> <li class="Fri">Fri 29th Jul, 05:30:07 am | Server Load:*4.49</li> <li class="Fri">Fri 29th Jul, 06:30:04 am | Server Load:*3.08</li> <li class="Fri">Fri 29th Jul, 07:30:04 am | Server Load:*2.81</li> <li class="Fri">Fri 29th Jul, 10:30:05 am | Server Load:*2.90</li> <li class="Fri">Fri 29th Jul, 11:30:05 am | Server Load:*2.39</li> <li class="Fri">Fri 29th Jul, 12:30:04 pm | Server Load:*5.57</li> <li class="Fri">Fri 29th Jul, 01:30:05 pm | Server Load:*4.04</li> <li class="Fri">Fri 29th Jul, 02:30:04 pm | Server Load:*3.07</li> <li class="Fri">Fri 29th Jul, 03:30:05 pm | Server Load:*3.08</li> <li class="Fri">Fri 29th Jul, 04:30:12 pm | Server Load:*3.39</li> <li class="Fri">Fri 29th Jul, 05:30:07 pm | Server Load:*8.80</li> <li class="Fri">Fri 29th Jul, 06:30:04 pm | Server Load:*7.14</li> <li class="Fri">Fri 29th Jul, 07:30:04 pm | Server Load:*2.72</li> <li class="Fri">Fri 29th Jul, 08:30:04 pm | Server Load:*2.02</li> <li class="Fri">Fri 29th Jul, 09:30:12 pm | Server Load:*2.82</li> <li class="Fri">Fri 29th Jul, 10:30:08 pm | Server Load:*1.88</li> <li class="Fri">Fri 29th Jul, 11:30:04 pm | Server Load:*2.05</li> <li class="Sat">Sat 30th Jul, 12:30:04 am | Server Load:*2.38</li> <li class="Sat">Sat 30th Jul, 02:30:04 am | Server Load:*4.20</li> <li class="Sat">Sat 30th Jul, 03:30:04 am | Server Load:*6.55</li> <li class="Sat">Sat 30th Jul, 04:30:04 am | Server Load:*3.50</li> <li class="Sat">Sat 30th Jul, 05:30:06 am | Server Load:*3.11</li> <li class="Sat">Sat 30th Jul, 06:30:04 am | Server Load:*5.17</li> <li class="Sat">Sat 30th Jul, 07:30:04 am | Server Load:*4.12</li> <li class="Sat">Sat 30th Jul, 08:30:04 am | Server Load:*3.94</li> <li class="Sat">Sat 30th Jul, 09:30:05 am | Server Load:*3.32</li> <li class="Sat">Sat 30th Jul, 10:30:05 am | Server Load:*3.47</li> <li class="Sat">Sat 30th Jul, 11:30:04 am | Server Load:*3.07</li> <li class="Sat">Sat 30th Jul, 12:30:04 pm | Server Load:*5.41</li> <li class="Sat">Sat 30th Jul, 01:30:05 pm | Server Load:*2.88</li> <li class="Sat">Sat 30th Jul, 02:30:04 pm | Server Load:*3.11</li> <li class="Sat">Sat 30th Jul, 03:30:04 pm | Server Load:*2.61</li> <li class="Sat">Sat 30th Jul, 04:30:07 pm | Server Load:*1.99</li> <li class="Sat">Sat 30th Jul, 05:30:06 pm | Server Load:*2.48</li> <li class="Sat">Sat 30th Jul, 06:30:04 pm | Server Load:*2.59</li> <li class="Sat">Sat 30th Jul, 07:30:05 pm | Server Load:*2.11</li> <li class="Sat">Sat 30th Jul, 08:30:05 pm | Server Load:*1.76</li> <li class="Sat">Sat 30th Jul, 09:30:04 pm | Server Load:*1.81</li> <li class="Sat">Sat 30th Jul, 10:30:04 pm | Server Load:*2.34</li> <li class="Sat">Sat 30th Jul, 11:30:04 pm | Server Load:*2.22</li> <li class="Sun">Sun 31st Jul, 12:30:04 am | Server Load:*3.40</li> <li class="Sun">Sun 31st Jul, 01:30:31 am | Server Load:*3.04</li> <li class="Sun">Sun 31st Jul, 02:30:04 am | Server Load:*3.49</li> <li class="Sun">Sun 31st Jul, 03:30:04 am | Server Load:*3.52</li> <li class="Sun">Sun 31st Jul, 04:30:04 am | Server Load:*3.23</li> <li class="Sun">Sun 31st Jul, 05:30:10 am | Server Load:*2.46</li> <li class="Sun">Sun 31st Jul, 06:30:04 am | Server Load:*3.56</li> <li class="Sun">Sun 31st Jul, 07:30:03 am | Server Load:*4.17</li> <li class="Sun">Sun 31st Jul, 08:30:04 am | Server Load:*4.59</li> <li class="Sun">Sun 31st Jul, 09:30:04 am | Server Load:*4.29</li> <li class="Sun">Sun 31st Jul, 10:30:04 am | Server Load:*4.11</li> <li class="Sun">Sun 31st Jul, 11:30:04 am | Server Load:*3.49</li> <li class="Sun">Sun 31st Jul, 12:30:04 pm | Server Load:*4.77</li> <li class="Sun">Sun 31st Jul, 01:30:04 pm | Server Load:*3.47</li> <li class="Sun">Sun 31st Jul, 02:30:03 pm | Server Load:*2.93</li> <li class="Sun">Sun 31st Jul, 03:30:04 pm | Server Load:*2.28</li> <li class="Sun">Sun 31st Jul, 04:30:04 pm | Server Load:*3.22</li> <li class="Sun">Sun 31st Jul, 05:30:05 pm | Server Load:*3.23</li> <li class="Sun">Sun 31st Jul, 06:30:04 pm | Server Load:*3.97</li> <li class="Sun">Sun 31st Jul, 08:30:19 pm | Server Load:*5.09</li> <li class="Sun">Sun 31st Jul, 09:30:05 pm | Server Load:*4.92</li> <li class="Sun">Sun 31st Jul, 10:30:07 pm | Server Load:*3.97</li> <li class="Sun">Sun 31st Jul, 11:30:04 pm | Server Load:*11.19</li> </ol>
header('HTTP/1.1 420 Enhance Your Calm');
Comment