From 5f5e793c0579d86b9a938cdebe8718fdb9fe83db Mon Sep 17 00:00:00 2001 From: Mark Baker Date: Fri, 17 Sep 2010 22:46:31 +0000 Subject: [PATCH] Added Quadratic Equation Solver examples of calculation engine usage git-svn-id: https://phpexcel.svn.codeplex.com/svn/trunk@61104 2327b42d-5241-43d6-9e2a-de5ac946f064 --- Tests/Quadratic.php | 68 +++++++++++++++++++++++++++++++++++++++++++ Tests/Quadratic.xlsx | Bin 0 -> 8908 bytes Tests/Quadratic2.php | 65 +++++++++++++++++++++++++++++++++++++++++ 3 files changed, 133 insertions(+) create mode 100644 Tests/Quadratic.php create mode 100644 Tests/Quadratic.xlsx create mode 100644 Tests/Quadratic2.php diff --git a/Tests/Quadratic.php b/Tests/Quadratic.php new file mode 100644 index 00000000..ce4191a2 --- /dev/null +++ b/Tests/Quadratic.php @@ -0,0 +1,68 @@ + + +Quadratic Equation Solver + + + +

Quadratic Equation Solver

+
+Enter the coefficients for the Ax2 + Bx + C = 0 + + + + + + + + + + +
A 
B 
C 
+
+If A=0, the equation is not quadratic. +
+ +getActiveSheet()->setCellValue('A1', $_POST['A']); + $objPHPExcel->getActiveSheet()->setCellValue('B1', $_POST['B']); + $objPHPExcel->getActiveSheet()->setCellValue('C1', $_POST['C']); + + + /** Calculate and Display the results **/ + echo '
Roots:
'; + + $callStartTime = microtime(true); + echo $objPHPExcel->getActiveSheet()->getCell('B5')->getCalculatedValue().'
'; + echo $objPHPExcel->getActiveSheet()->getCell('B6')->getCalculatedValue().'
'; + $callEndTime = microtime(true); + $callTime = $callEndTime - $callStartTime; + + echo '
Call time for Quadratic Equation Solution was '.sprintf('%.4f',$callTime).' seconds
'; + echo ' Peak memory usage: '.(memory_get_peak_usage(true) / 1024 / 1024).' MB
'; + } +} + +?> + + + diff --git a/Tests/Quadratic.xlsx b/Tests/Quadratic.xlsx new file mode 100644 index 0000000000000000000000000000000000000000..9a094b36226753be00671f92d2570a2d2e4575b1 GIT binary patch literal 8908 zcmeHtWl&t(wskiy!8JI+-6g>-friFOkU(f8Kxo`8xC9FhfeyigyIZi}?h*(=5`qMG zdri*0H|KEjs=oT_{d({0s@=P~YR%DmtvTkJW6ss8iik*r02BZk005u`q}rVHcmV+b z8WaG40PqQ@Cu3vnXlm{FOw-NQ)Ip!q)e1_JF%4u+10cZ1|8xB>TY>&KDdl!J$munjjA2qwxnUhB=y@hO-iF(bu0wlb;_4qSh>>EwI64WhJa zHHLtDJ9|Rp470QXb+R{CPsN*`VLW z$WGdwU6(&F-laFdp+4%Ks(rJ-dWt2qqA)70@KfAM{J0TGJjV41Zo2^@cD3|3Ddv8l zbYASkgGEowH`8ml^IIX3i1YrP%aKPwzVzO+lOz&s4~nyyLq4~PmzOWL&c-!aA1JV3 zICReoAdNR=*I?g2bhicMMzN`u(JAbt`y}Wj3Sk*K9o0v4Z%mok29;!vtRM5Nb=#e) z*x&gO@4ZYLm=Feg{;h*TcmCO#Z{1E>s^5DKw>_s_od&K)9zt1%wxS{J*m?OP)<`AC z=bMxO!1XmEK=m(?Sf#~HcL=AK5XB{L_d)6+{n?lAql;OA73prsVR)O zl-ui>rONn>Jf>c_7QK6nlV)_!%!06sERq89WPSnq%rz@6#c1k0w>&J2tUm67&WN8< zg%ERh(>^GZTvrR*-BWxuEWfxf`Z?4= za%01n^PPF#Nzqi{TXK=Uuo$CjOs3PR>tfPYj0FVLDfUZ!kKj`ja zV{d6>V`F)fcm73vq#NqP$Nt~G8smmQ9o)E`+kV@)U#-WSorq=}aY9R<=u^{Vjpaa7 z;*>7NYJ>kMNW3?s9(Bju6_lQx>^f3Bl|JCH}tvk)31 zdFMj3|1y~yRK2dy*QvzKQ-u^=f{yoELaJlj=FuKQ(q^b+4aNTQK>M2)h&m&qwiQiJoM~j&%7*3ZS_%@0I z9|5PUyx@8) zefFJRJVUKnz|96NIJ78BFRh8oxu1>ly@li%b1Jgq(Rq|j&zT%^u?WsbbD=rTRMpYI zk+8+$LGxr-XUN*IwG_K$a4=(6<|`6>tP>eOR~7A77)MlI`RL;D&oCW*s@`C*E42~~ z?O?ve9@e%Q`TlNg1Q2mZEQYa;a39nb6@c)A?s~?nw~>{Ki#oKy=%x6x;YO0C8t*cR zWI6v#bC+RSwH}jKDvODW9CzOy7;63C0#t+iMuh(KnWMR>l_}TH zPoA62U{goMW=@ds1J1MyjiZefQ#CoNQ|NSAN)ed6!#bGC;!T3KMuz05f*1MhvJbGm z9+C)b*y4t=4I?x-zGKu2EmQOXbB})2 zZmvMT*gd2}oO(>y+`}d4Qjwf02BXWk-&JXL0VcmaJ9)mX|1pJ?9#5)NJRzlaD-gtx z5+8a1A?@oErRC`d*M^k(J;BrLM4$%FhiFaaPdsO6<3Cajr=#)k;7u2ok^zs-^@bdi zHgHmCL22lz-PsUk+*Q@2gP_HS3FoY$^akVunIZ7o(FmDzeQxtKSvjx)2H;Lcx6gxvJTu7XR*~Z+1DeC3r z(fUCF)c9YMb|0j&P{c=5EQJtZy(B0oRqAeidLs8!g>}bKlJrp%PjoqSzzTRq410+v z)5Pj@PL=YAQ=Rz%N2VKrgMsXi9SfljHT59MVPSS7i6{*;weX`lR{w1~A(;b_6JQtH zyjLQA*Zg}DKM{UgSzV-%)Hmo`ip=B6ml5U{E+3QBaytc47KoOsYq0b*bU>S_%&i5s z*R5?0{${)4zS_?gTo)$hU7V&oHa33bKNYvE(kIl;ZK`)G^(y-wlNk@*3*Z%0b$DnE z8e>wNX7BVO9pC5&My~|t&)Ken*j>ScH?5P1uO_Id=e{_J!6>opd7t;8_n-0^R~Dng;%Cm{W`DC<=^@#c{q?}O~0iVESzCEX)D+o9$q!Sg#xSl==$ZJKD~@6 zW8Uk^g+B58yG*8KMx2N=&LGdMA-DJ1MJ+|yJcp*>T;ChT zq9fTk8JWUH)aEP&CdsJw>_(3mZ3_dtn1LmV^CuAEmiefX0IYM3*cp@4wv-|z9wGD> zwi=MF=B!c;RD9YA?1XeIEWY?4K$rj%+qEuYzq=a7w7fSK%cKwu>6HLWOJuQSkBPLW zmZLL7c5bjaCp&J45YOM%GvFbV5u3aASupDwUk<)Clakypmu-AbkyXy8B^aarE<)ep zrtouxkTLrL4gNk8Od&T|pWy<=lCO1kIr-{fNvOgprg}DM=QW?!!ApcGvc4 z1~TorYJ$?iTj|1tANmROis)}bSVPzd*p5Od@CC;OO7o7LaRPDIbCR=6TNaf&-<_vE zA7&l~EAxDYk;QB`38G$oAM9e}V_uzvj18L{4au?3Xl=Pyh|YP0g|5AlOVJuCM@S;7 z_IsRsRKn7BzeZQDEP>y^(xlCoBvBx!wUHLIIEwmRqV!tr3*Wh&v`wzeOF$J-YYhtc zP8&+bS&Wrv6lavPEmA}*Wo2uYg3ee@QEattwazo!_bK~g5Gcot&V`q<@wb6DeS6*C=b3-tjPixm(Q`eA5ppl0bI{^iQb0dgleh*i~Cg{3oCi{^evYec)}nPuX=^-vDWo+z|5 zHaCe_H~mOU3HHt9k_vfF!H_w6(W-cMb<3;wE@Jhr=o!dG&SFhVS9nmf5V{nznyGKd zY;vLK3%1%OtZ}*wn+61S$>&PCJFtX8MF;<`0QqF}HQR!;qG^Cnz7# z?#d5iuzfDqIY1VzjLgSmC1!vzF*oR?%iG1ll=zLh(EI;)#rghO@&CyckLgv})r9jK z2Cvfo8;<|fX5pIpHnZG>UhgWe4NuV-Y0&j&0%9~h?{MH$QV#EJK2SCiDC3)xJUwo3 z_8|_cY?7Von)(Lw@Or!Rqlk4Rfn^{&#CCX}$H=cYE=;sdr9kIc!SdRAE?~92~ldxm&5Nzup znDp*mxd}sNQ1&n&917u5Z=UTyqM;_OQY;M*AZs=yc$|PoB~yL1#ZQ9-+|JtJ5zilZ z%0@*5(s?MDty>4p6SW z|83=cN0hLpeQ;X(Bm}&9h}2Hb9H47UC|McdKRoBB;x3tv6m~Q;(qmeT+Rt>BQgGlS z4L)MLA}(VrKiP#`8jp~nzI{pVq_)9!=Jycj$tWdq!0Rz6F(XXS*u;vqrm%CFR^a40 z&DV=T2ZE|BnTUf^^?E!{`E8t9QDi?57fkZ&C=>UH)=|%w%x)=vo_X+Kz4>^fe{?Z9 znE52miBy~i5*H>53l<99BjaUna*+oj%e8BId@%z`h3{zkMpyK=ShxN zrrHPs#J&=UA(z=ejKchEcx{Zc+tMaRL%UT_X zK%HeOE;G^ZG{>!X&4UV;A+kPiBO+29HGIv%KuE2?kKd^q+3F$SfV~&L9ktc`%0DQnrx$5BP1~vUTr7R7wCA?GAgmXk4 zzFiR81`=9|)5q|)x-;2YY`v9*;*F%ovi0(Eg&v%u$kjlv61oukZiTQQQ(z@cdVIky zd59MjH|Lh8Kk)td`DJMqy`QZ*={DheCZg~8jUU+V!NSjG*^rSKo~}6J42$v+yLgz& z!A>9EzfeClL^dRSL7b8n5dO*pE5&TaPbZy{Bdk{>#N?YEDr_)VR;S~cJub>nyxL=8 zW$lSBE-B1db#^?Dvut;_hT3IWdJE$mF&;JI2!Lv95f2UG0*tKkhb_QssF-uaMsrFE zws*Qr>sqx+e4rXpT0z=|m%G2sPTe73;a-&P_yW3r)Z4p=k|H9e z{ZDjzRRl)FA9qwaTYb^858VJ0h{#lOw-}V*#9USBmR#EC*caxU<+?g;_M~?m(Q~{V zd+iu@hmxVYdIF^~1;hDBO@oSyZp|7ygu`HxA6AB`ES(RkL=jwmq|9}quP{IRzHD8C zTGSCAX0W3-tJ%C(P0=NhaRGPD-&3ud_%{; 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Quadratic Equation Solver

+
+Enter the coefficients for the Ax2 + Bx + C = 0 + + + + + + + + + + +
A 
B 
C 
+
+If A=0, the equation is not quadratic. +
+ +Roots:
'; + + $callStartTime = microtime(true); + $discriminantFormula = '=POWER('.$_POST['B'].',2) - (4 * '.$_POST['A'].' * '.$_POST['C'].')'; + $discriminant = PHPExcel_Calculation::getInstance()->calculateFormula($discriminantFormula); + + $r1Formula = '=IMDIV(IMSUM(-'.$_POST['B'].',IMSQRT('.$discriminant.')),2 * '.$_POST['A'].')'; + $r2Formula = '=IF('.$discriminant.'=0,"Only one root",IMDIV(IMSUB(-'.$_POST['B'].',IMSQRT('.$discriminant.')),2 * '.$_POST['A'].'))'; + + echo PHPExcel_Calculation::getInstance()->calculateFormula($r1Formula).'
'; + echo PHPExcel_Calculation::getInstance()->calculateFormula($r2Formula).'
'; + $callEndTime = microtime(true); + $callTime = $callEndTime - $callStartTime; + + echo '
Call time for Quadratic Equation Solution was '.sprintf('%.4f',$callTime).' seconds
'; + echo ' Peak memory usage: '.(memory_get_peak_usage(true) / 1024 / 1024).' MB
'; + } +} + +?> + + +