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Pomagalnik

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ASP/PHP referenčna lista

ASP/PHP referenčna lista ni ravno popolna, ampak bo zadovoljila večino potreb pri pretvarjanju ASP v PHP ali obratno. Ker ima PHP že veliko "vgrajenih" ukazov se bo velikokrat več vrstic ASP kode spremenilo v samo eno vrstico PHP kode.

ASP (VBScript)

 

PHP (v4.3+)

 
General syntax
ASP Comments, inline

'my dog has fleas
 PHP Comments, inline

//my dog has fleas
ASP Comments, block

not available?
 PHP Comments, block

/*  The quick brown fox

  jumped over the lazy dogs.

*/
ASP, Escaping quotes

""
"var text1=""<img src=\""blank.gif\"">"";"
 
 PHP, Escaping quotes

\" or use
' like javascript

'var text1="<img src=\"blank.gif\">";';

 
ASP Command termination

None, but : can beused to separate commands

on the same line.

 

 PHP Command termination

Each commandmust end with ; but

multiple commands per line are allowed.
ASP Screen output

response.write "hello" 
 PHP Screen output

echo "hello"; 
ASP Newline characters

vbCrLf
response.write "hello" & vbCrLf
 
 PHP Newline characters

"\n"
echo "hello \n";
 

(must be inside "", not '')
ASP Variable Names

Not case sensitive,
so fName is the same as FNAME
 
 PHP Variable Names

Case sensitive AND must begin with $so $fName is NOT the same as $FNAME
String Functions
ASP String concatenation

&
fname=name1 & " " & name2
emsg=emsg & "error!"

 

 PHP String concatenation

. and .=
$fname=$name1." ".$name2;
$emsg.="error!";

 
ASP, Change case

LCase(), UCase()
lowerName=LCase(chatName)

upperName=UCase(chatName)

 

 PHP, Change case

strtolower(), strtoupper()
$lowerName=strtolower($chatName);
$upperName=strtoupper($chatName);

 
ASP String length

Len()
n=Len(chatName)
 

 

 PHP String length

strlen()
$n=strlen($chatName);
 
ASP, Trim whitespace

Trim()
temp=Trim(xpage)
 
 PHP, Trim whitespace

trim() and also ltrim(), rtrim()
$temp=trim($xpage);
 
ASP String sections

Left(), Right(), Mid()

Left("abcdef",3)      result = "abc"
Right("abcdef",2)     result = "ef"
Mid("abcdef",3)       result = "cdef"
Mid("abcdef",2,4)     result = "bcde"
 PHP String sections

substr()

substr("abcdef",0,3);     result = "abc"
substr("abcdef",-2);      result = "ef"
substr("abcdef",2);       result = "cdef"
substr("abcdef",1,4);     result = "bcde"
ASP String search forward, reverse

Instr(), InstrRev()

x=Instr("abcdef","de")        x=4
x=InstrRev("alabama","a")     x=7
 PHP String search forward, reverse

strpos(), strrpos()

$x=strpos("abcdef","de");      x=3
$x=strrpos("alabama","a");     x=6
ASP String replace

Replace(string exp,
temp=Replace(temp,"orange","apple")
temp=Replace(temp,"'","\'")

temp=Replace(temp,"""","\""")

 

 

search,replace)

 PHP String replace

str_replace
$temp=str_replace("orange","apple",$temp);
$temp=str_replace("'","\'",$temp);
$temp=str_replace("\"","\\\"",$temp);

 

(search,replace,string exp)
ASP, split a string into an array

Split()

temp="cows,horses,chickens"
farm=Split(temp,",",-1,1)
x=farm(0)
 PHP, split a string into an array

explode()

$temp="cows,horses,chickens";
$farm=explode(",",$temp);
$x=$farm[0];
ASP, convert ASCII to String

x=Chr(65) x="A"
 
 PHP, convert ASCII to String

$x=chr(65); x="A"
 
ASP, convert String to ASCII

x=Asc("A") x=65
 
 PHP, convert String to ASCII

$x=ord("A") x=65
 
Control Structures
ASP, if statements

if x=100 then
  x=x+5
elseif x<200 then
  x=x+2
else
  x=x+1
end if
 PHP, if statements

if ($x==100) {
  $x=$x+5;
}
else if ($x<200) {
  $x=$x+2;
}
else {
  $x++;
}
ASP, for loops

for x=0 to 100 step 2
  if x>p then exit for
next
 PHP, for loops

for ($x=0; $x<=100; $x+=2) {    if ($x>$p) {break;}
}
ASP, while loops

do while x<100    x=x+1    if x>p then exit do
loop
 PHP, while loops

while ($x<100) {    $x++;    if ($x>$p) {break;}
}
ASP, branching

select case chartName
  case "TopSales"
    theTitle="Best Sellers"
    theClass="S"
  case "TopSingles"
    theTitle="Singles Chart"
    theClass="S"
  case "TopAlbums"
    theTitle="Album Chart"
    theClass="A"
  case else
    theTitle="Not Found"
end select
 PHP, branching

switch ($chartName) {
 case "TopSales":
  $theTitle="Best Sellers"; $theClass="S";
  break;
 case "TopSingles":
  $theTitle="Singles Chart"; $theClass="S";
  break;
 case "TopAlbums":
  $theTitle="Album Chart"; $theClass="A";
  break;
 default:
 $theTitle="Not Found";
}
ASP functions

Function myFunction(x)
  myFunction = x*16  'Return value
End Function
 PHP functions

function myFunction($x) {
  return $x*16;  //Return value
}
HTTP Environment
ASP, Server variables

Request.ServerVariables("SERVER_NAME")
Request.ServerVariables("SCRIPT_NAME")
Request.ServerVariables("HTTP_USER_AGENT")
Request.ServerVariables("REMOTE_ADDR")
Request.ServerVariables("HTTP_REFERER")
 PHP, Server variables

$_SERVER["HTTP_HOST"];
$_SERVER["PHP_SELF"];
$_SERVER["HTTP_USER_AGENT"];
$_SERVER["REMOTE_ADDR"];
@$_SERVER["HTTP_REFERER"];
@ = ignore errors
ASP Page redirects

Response.redirect("wrong_link.htm")
 
 PHP Page redirects

header("Location: wrong_link.htm");
 
ASP, GET and POST variables

Request.QueryString("chat")
Request.Form("username")

 

 PHP, GET and POST variables

@$_GET["chat"];       
@ = ignore errors

@$_POST["username"];

 
ASP, prevent page caching

Response.AddHeader "pragma","no-cache"
 

Response.CacheControl="no-cache"

 PHP, prevent page caching

header("Cache-Control: no-store, no-cache");

header("Pragma: no-cache");

 
ASP, Limit script execution time, in seconds

Server.ScriptTimeout(240)
 
 
 PHP, Limit script execution time, in seconds

set_time_limit(240); 
ASP, Timing script execution

s_t=timer 

...ASP script to be timed...

duration=timer-s_t
response.write duration &" seconds"
 PHP, Timing script execution

$s_t=microtime();

...PHP script to be timed...

$duration=microtime_diff($s_t,microtime());
$duration=sprintf("%0.3f",$duration);
echo $duration." seconds";

//required function
function microtime_diff($a,$b) {
  list($a_dec,$a_sec)=explode(" ",$a);
  list($b_dec,$b_sec)=explode(" ",$b);
  return $b_sec-$a_sec+$b_dec-$a_dec;
}
File System Functions
ASP, create a file system object (second line is wrapped)

'Required for all file system functions
fileObj=Server.CreateObject

 ("Scripting.FileSystemObject")

 

 PHP, create a file system object

Not
necessary in PHP

 
ASP, check if a file exists

pFile="data.txt"fileObj.FileExists(Server.MapPath(pFile))

 

 PHP, check if a file exists

$pFile="data.txt";file_exists($pFile);

 
ASP, Read a text file

pFile="data.txt"
xPage=fileObj.GetFile(Server.MapPath(pFile))
xSize=xPage.Size  'Get size of file in bytes
xPage=fileObj.
OpenTextFile(Server.MapPath(pFile))
temp=xPage.Read(xSize)  'Read file
linkPage.Close
 PHP, Read a text file

$pFile="data.txt";
$temp=file_get_contents($pFile);
//Read file
Time and Date Functions
ASP, Server Time or Date

Now, Date, Time 
 PHP, Server Time or Date

date() 
ASP, Date format (default)

Now = 1/20/2010 6:58:29 PM
Time = 6:58:29 PM
Various ASP functions extract date parts:

Month(Date) = 1

MonthName(Month(Date)) = January

Day(Date) = 20

WeekdayName(Weekday(Date)) = Wednesday

WeekdayName(Weekday(Date),False) = Wed

 

Date = 1/20/2010

 PHP, Date format

There is no default
The date() function is formatted
using codes:

date("n/j/Y g:i:s A") =

1/20/2010 6:58:29 PM

date("n") = 1

date("F") = January

date("j") = 20

date("l") = Wednesday

date("D") = Wed

 

format in PHP.
Numeric Functions
ASP, convert decimal to integer

Int()
n=Int(x)
 
 PHP, convert decimal to integer

floor()
$n=floor($x);
 
ASP, determine if a value is numeric

IsNumeric()
if IsNumeric(n) then ...
 
 PHP, determine if a value is numeric

if (is_numeric($num)) {...}
 

is_numeric()
ASP, modulus function

x mod y 
 PHP, modulus function

$x % $y 

Vir: http://www.design215.com/toolbox/asp.php

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