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phpЦԒ

l(f)r(sh)g:2017-01-18 Դ: ĬЦԒ c(din)

phpЦԒƪһPHPW(xu)(x)ęn

PHP http://phalanger.codeplex.com /1.ʲô PHP PHP ָ PHP:ıA(y)̎gעPHP: Hypertext Preprocessor fw? PHPһN(w)˵_Z ASP ? PHP _ڷ(w)ψ(zh) ? PHP ֺ֧ܶ(sh)(j)죨MySQLInformixOracleSybaseSolid PostgreSQLGeneric ODBC ȵȣ ? PHP һ(g)_Դܛopen source softwareOSS2.ļ ʲô PHP ļPHP ļɰıHTML (bio)Լ_ PHP ļ?yn)g[ؼ HTML PHP ļļY ".php"".php3" ".phtml"3ʲô MySQL  ? MySQL һN(sh)(j)(w) ? MySQL ֧֘(bio)(zhn) SQL ? MySQL Sƽ_(ti)Ͼg4PHP+MySQL PHP c MySQL ĽMǿƽ_(ti) ˼ Windows h(hun)M(jn)_l(f) Unix ƽ_(ti)ṩ (w)5ʲôҪʹ PHP  ? PHP ڲͬƽ_(ti)\(yn)УWindowsLinuxUnix ? PHP cĿǰ׺еڱʹõķ(w)ݣApacheIIS ȣ

? PHP ڌW(xu)(x)ɸЧ\(yn)ڷ(w)6 PHP Z <?php ?> PHP _K <?php _ʼ ?> Y(ji)԰ PHP _Kęnеκλ(dng)Ȼֺ֧ķ(w)ʹ <? ?> _ʼͽY(ji)_K7(sh) php ݔıPHP ļͨ(hu) HTML (bio)һ(g) HTML ļԼһЩ PHP_a҂ṩһκε PHP _?yn)g[ݔı "Hello World"ЃɷNͨ^ PHP ݔıĻA(ch)ָecho print҂ʹ echo Z ݔı "Hello World"<html> <body><?php echo "Hello World"; ?></body> </html>8 PHP ҂ʹ // עጣʹ /* */ עጉK9PHP е׃ ׃ڴ惦(ch)ֵ电(sh)ıַ(sh)MһO(sh)ij(g)׃҂Ϳ_؏(f)ʹPHP е׃ $ ̖(ho)_ʼġ

PHP O(sh)׃_ǣ$var_name = value;PHP T(hu)ӛ׃ǰ $ ̖(ho)ǘԒ׃ǟoЧ׌҂?c)?chung)һ(g)ַ׃һ(g)Д(sh)ֵ׃<?php $txt = "Hello World!"; $number = 16; ?>10PHP һTɢ͵ZԣLoosely Typed Language һTɢ͵Zԣ PHP ҪO(sh)׃֮ǰ•ԓ׃У PHP •ԓ׃Ĕ(sh)(j)͡(j)׃O(sh)õķʽPHP (hu)Ԅ(dng)ذ׃D(zhun)Q_Ĕ(sh)(j)ڏ(qing)͵ľZУʹǰ•׃ͺQ PHP У׃(hu)ʹÕr(sh)Ԅ(dng)•11׃Ҏ(gu)t ׃Ҏ(gu)t? ׃ĸ„ "_" _^ ? ׃ֻܰĸ(sh)ַԼ„ ? ׃ܰո׃ɶ(g)~Mô(yng)ԓʹ„M(jn)зָ$my_stringԴĸ_^ $myString12PHP еַ ַ׃ڰֵַڱ̳У҂Bׂ(g) PHP ڲַõĺ(sh)\(yn)ڄ(chung)ַ֮҂ͿԌ(du)M(jn)вֱں(sh)ʹַ߰惦(ch)׃ С

13\(yn)Concatenation Operator \(yn) PHP ֻһ(g)ַ\(yn)\(yn) (.) ڰуɂ(g)ֵַBҪуɂ(g)׃BһՈ(qng)ʹ@(g)c(din)\(yn) (.) 14ʹ strlen() (sh) strlen() (sh)Ӌ(j)ַL׌҂ַ "Hello world!" LȣַLϢѭh(hun) (sh)?yn)Ǖr(sh)_ַΕr(sh)Y(ji)ǺҪģѭh(hun)У҂ Ҫַеһ(g)ַ֮Y(ji)ѭh(hun)<?php echo strlen("Hello world!"); ?>15ʹ strpos() (sh) strpos() (sh)ַ(ni)zһַһ(g)ַַҵƥ䣬ԓ(sh)(hu)صһ(g)ƥλδҵƥ䣬t FALSE׌҂?c)һDzַҵַ?"world"<?php echo strpos("Hello world!","world"); ?>ϴaݔǣ6҂ַַ "world" λ 6 6 7ַе ׂ(g)λõ 0 1

16\(yn)fӽY(ji)+Additionx=2 x+24-Subtractionx=2 5-x3*Multiplicationx=4 x*520/Division15/5 5/23 2.5%Modulus (division remainder)5%2 10%8 10%21 2 0++Incrementx=5 x++x=6--Decrementx=5 x--x=4xֵ\(yn)\(yn)f=x=yx=y+=x+=yx=x+y-=x-=yx=x-y*=x*=yx=x*y/=x/=yx=x/y

phpЦԒƪphpԇ},(jng)phpPԇ}c

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1 xmĴհ̎

PHP һN_______Z______档PHP Á_l(f)(dng)B(ti)______(ni)

⣬ͬ߀ɱÁ______Լęn

A(dng)B(ti)PHP(sh)(j)HTML

BǶʽZendHTMLXML

C Perl ģPHPWeboB(ti)

DǶʽZendDocbook ęnMySQL

E Zend ģPHPDHTML

1 ΨһxĴ BPHP һN Zend _ZԣͨǶ HTML

aҪÁ_l(f) HTML ęnҲ_l(f)͵ęn

XML

2ķN(bio) PHP ʼ/Y(ji)

A<% %>

B//

C<?php ?>

D/* */

E

2 PHP ˂̫ʹ<% %>̓ɂ(g)(bio)_(sh)ǺϷ PHP 綨

(bio)ǷǷģ_Ĵ Dӛס(j) php.ini ļеòͬ@

(dng)еijЩ(bio)oضrʹ

3´aĂ(g) PHP Z

A$_10

B${MyVar}

C&$something

D$10_somethings

E$aVaR

3 PHP ׃һ(g)Ԫ̖(ho)_^┵(sh)Ĕ(sh)֡ĸ„${MyVar}

һ(g)Ϸ׃ʹõ^ɢs&$something nj(du)$something

Ȼ׃Ԕ(sh)֞_^$10_somethings ǷǷģ˴ D

4\(yn)´a@ʾʲô

define(myvalue, "10");

$myarray[10] = "Dog";

$myarray[] = "Human";

$myarray['myvalue'] = "Cat";

$myarray["Dog"] = "Cat";

print "The value is: ";

print $myarray[myvalue]."\n";

?>

2

AThe Value is: Dog

BThe Value is: Cat

CThe Value is: Human

DThe Value is: 10

EDog

4 ע$myarray Iֵ]д̖(ho)LI myvalue ַ

dz myvalue ֵKL$myarray[10]ֵ Dog A

5 print() echo()ʲô^(q)e

Aprint()_(d)ʽһ֣echo()

Becho()_(d)ʽһprint()

Cecho() CLIУ汾 PHP ʹãprint()

Dprint() CLIУ汾 PHP ʹecho()

E]Ѕ^(q)eɂ(g)(sh)ӡı

5 M print() echo()ڽ^(sh)r¿ԻQʹ֮g߀һ̎ͬ

print()Ǻ(sh)зֵecho()(sh)Hһ(g)ZԽY(ji)(gu)]зֵҲڱ

_(d)ʽʹ A

6_ݔʲô

$a = 10;

$b = 20;

$c = 4;

$d = 8;

$e = 1.0;

$f = $c + $d * 2;

$g = $f % 20;

$h = $b - $a + $c + 2;

$i = $h << $c;

$j = $i * $e;

print $j;

?>

A128

B42

C242.0

D256

E342

6 %\(yn)ʾȡģ؃ɂ(g)(sh)(sh)<<\(yn)ஔ(dng)ڳ 2

N ηĴ𰸳һ(g)c(din)(sh)׃Ĕ(sh)(j)С(sh)c(din)

ݔĽY(ji)С(sh) 256D

7νo׃$a$b $c xֵʹ_@ʾַHello, World!? $string = "Hello, World!";

$a = ?;

3

$b = ?;

$c = ?;

if($a) {

if($b && !$c) {

echo "Goodbye Cruel World!";

} else if(!$b && !$c) {

echo "Nothing here";

}

}

else {

if(!$b) {

if(!$a && (!$b && $c)) {

echo "Hello, World!";

} else {

echo "Goodbye World!";

}

phpЦԒƪPhp+Accessεӛ䛲

WAMP5bɺyԇIIS+PHP5œyԇ_

1 ½access2003(sh)(j)ļdata.mdb(sh)(j)student:

Id(Ԅ(dng)̖(ho)),xh,xm,xb,dh,bz

2g[ͨӍdata.mdb(sh)(j)µĔ(sh)(j)ļIndex.php

<?php

$conn=new com("adodb.connection");

$connstr="driver={microsoft access driver (*.mdb)};dbq=".realpath("data.mdb");

$conn->open($connstr);

$rs=new com("adodb.recordset");

$rs->open("select * from student ",$conn,1,1);

?>

<table width=600 align=center border=1>

<tr><td width=100>W(xu)̖(ho) <td width=100><td width=40>Ԅe<td width=100>Ԓ<td>؞</td><td>h<td>݋</td>

<?php

while(!$rs->eof){

$id = $rs->Fields(0)->value;

?>

<tr>

<td><?php echo $rs["xh"];?>

<td><?php echo $rs["xm"];?>

<td><?php echo $rs["xb"];?>

<td><?php echo $rs["dh"];?>

<td><?php echo $rs["bz"];?>

<td><a onclick="return confirm('_Ҫ?jing)hӛ䛆')" href="dele.php?id=<?php echo $rs["id"];?>">h</a></td>

<td><a href="edit.php?id=<?php echo $rs["id"];?>">݋</a></td>

<?php

$rs->movenext();

}

?>

<a href="add.php"></a>

3ӛļAdd.php

<form action="addins.php" name="myform" method="POST")>

W(xu)̖(ho)<input name="xh" id="mytitile" type="text"><br>

<input name="xm" id="mytitile" type="text"><br>

Ԅe<input name="xb" id="mytitile" type="text"><br>

Ԓ<input name="dh" id="mytitile" type="text"><br>

סַ<input name="bz" id="mytitile" type="text"><br>

<input name="mysubmit" id="mysubmit" type="submit" value="ύ" >

</form>

ӛ䛺_(ti)ļAddins.php

<?php

$conn = new com("ADODB.Connection");

$connstr = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=".realpath("data.mdb"); $conn->Open($connstr);

$rs = new com("ADODB.RecordSet");

$rs->Open("select * from student",$conn,1,1);//_ӛ䛼

$xh1=$_POST["xh"];

$xm1=$_POST["xm"];

$xb1=$_POST["xb"];

$dh1=$_POST["dh"];

$bz1=$_POST["bz"];

if(empty($xh1)){

echo "<script>alert('W(xu)̖(ho)ܞգ');window.history.back(-1);</script>";

}

else{if(empty($xm1)){

echo "<script>alert('ܞ');window.history.back(-1);</script>";

}

}

$conn->execute("insert into [student] (xh,xm,xb,dh,bz)

('$xh1','$xm1','$xb1','$dh1','$bz1')");

echo "<script>alert('ӳɹ');window.location.href='index.php';</script>";

?>

4hӛļDele.php

<?php

$conn = new com("ADODB.Connection");

$connstr = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=". realpath("db1.mdb"); $conn->Open($connstr);

$idh=$_GET['id'];

$query="deletefromtxl where id=$idh";

$result=$conn->Execute($query);

if($result)

echo "<script>alert('hɹ');window.location.href='index.php';</script>"; else

echo "<script>alert('hʧ');window.location.href='index.php';</script>";

?>

5݋ӛļ

(1)ļedit.php

<?php

$conn = new com("ADODB.Connection");

$connstr = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=".realpath("data.mdb"); $conn->Open($connstr);

$rs = new com("ADODB.RecordSet");

$idh=$_GET['id'];

$rs->Open("select * from student where id=$idh",$conn,1,1);//_ӛ䛼 values

?>

<form action="save1.php" name="myform" method="POST")>

<input type="hidden" name="id" value=<?php echo $rs["id"];?>><br>

W(xu)̖(ho)<i

phpЦԒ

nput type="text" name="xh" value=<?php echo $rs["xh"];?>><br>

<input type="text" name="xm" value=<?php echo $rs["xm"];?>><br>

Ԅe<input type="text" name="xb" value=<?php echo $rs["xb"];?>><br>

Ԓ<input type="text" name="dh" value=<?php echo $rs["dh"];?>><br>

סַ<input type="text" name="bz" value=<?php echo $rs["bz"];?>><br>

<input name="mysubmit" id="mysubmit" type="submit" value="ύ" >

</form>݋޸ĺĺ_(ti)ļmodify.php

<?php

$conn = new com("ADODB.Connection");

$connstr = "DRIVER={Microsoft Access Driver (*.mdb)}; DBQ=".realpath("data.mdb"); $conn->Open($connstr);

//$rs = new com("ADODB.RecordSet");

//$rs->Open("select * from student",$conn,3,3);//_ӛ䛼

$idh=$_POST["id"];

$xh1=$_POST["xh"];

$xm1=$_POST["xm"];

$xb1=$_POST["xb"];

$dh1=$_POST["dh"];

$bz1=$_POST["bz"];

$sql="update student set xh='$xh1',xm='$xm1',xb='$xb1',dh='$dh1',bz='$bz1' where id=".$idh; $resulte = $conn->Execute($sql);

if($resulte)

echo "<script>alert('޸ijɹ');window.location.href='index.php';</script>"; else

echo"hʧ";

header("location:index.php");

?>

P(gun)~ЦԒ php phpЦԒW(wng)վԴa ЦԒȫ Ц

c(din)x

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