phpbb forum Přidávání tlačítek pro psaní příspěvků

var myArray = []; // smazat obsah, nebo inicializovat nove pole

concat([item1[, item2[, . . . [, itemN]]]])
concat([string2[, string3[, . . . [, stringN]]]])
/* spoji stringy nebo pole a vraci novy string nebo pole */

join(separator)
/* vrati v string spojene itemy poli oddelene separatorem*/

push([item1 [item2 [. . . [itemN ]]]])
/* prida na konec pole novy item a vraci delku pole*/

pop()
/* odebere posledni element z pole a vrati jeho hodnotu*/

reverse()
/*vraci obracene poradi itemu pole*/

shift()
/* odebere prvni item z pole a vrati jej*/

slice(start, [end])
/* varaci cast pole*/
  var  numArray = new Array(3,2,5,9);
  var  newNumArray = numArray.slice(1,3); // 2,5

sort() // string
 
sort(sortFunction)
/* setridi pole cisel od nejvetsiho - descending  */
sort(function(a, b){return b-a})
/* setridi od nejmensiho cisla - ascendant*/
sort(function(a, b){return a-b})

splice(start, deleteCount, [item1[, item2[, . . . [,itemN]]]])
/* odebere element z pole, popripade vlozi novy a vrati odebrany element*/
    var numArray = new Array(3,2,5,9);
    var newNumArray = numArray.splice(1,1); // 3,5,9

unshift([item1[, item2 [, . . . [, itemN]]]])
/* prida na pocatek item, ktery je parametrem funkce  */
var myA = new Array(10,11,12); 
myA.unshift(1); // 1,10,11,12

 

toString([radix])
/* prevede objekt na string */

toLocaleString()
var myDate = new Date(); 
document.write( myDate.toLocaleString());
// 24. února 2009 10:50:02 

valueOf()
    var number = new Number();
    number = Number(100);
    if (!isNaN(number))
        document.write(number.valueOf()); // 100

hasOwnProperty(proName)
var theObj = { prom : 'bla' };
if ( theObj.hasOwnProperty )
{
  document.write( "Has 'prom': " + theObj.hasOwnProperty( 'prom' ) + 'n' ); // true
  document.write( "Has 'prom2': " + theObj.hasOwnProperty( 'prom2' ) + 'n' ); // false
}

isPrototypeOf(object2)
function fc(){
  var reg = new RegExp();                        
  return (RegExp.prototype.isPrototypeOf(reg));  // return true.
}

propertyIsEnumerable(proName)
  var a = new Array("apple", "banana", "cactus");
  document.write(a.propertyIsEnumerable(2)); // true

var n = 1;
alert(n);

n = 5;
alert(n);

var n = 5;
// wait 5 second / do next code
// next code put into function and call this function by setTimeout
setTimeout("nextCodeFc (n)",5000); // wait for 5000 millisecond == 5 second and execute

// how put string as parameter into setTimeout

var str = "Hello string parameter!";

setTimeout('nextCodeFc("str")',3000); // produce "str"

setTimeout('nextCodeFc("'+str+'")',3000); // produce "Hello string parameter!"

setTimeout("nextCodeFc(str)",3000); // produce Hello string parameter!


function nextCodeFc (n){
  // do work .........

  alert(n);
}

$country[0] = "cz"                                 
$country[1] = "sk"                                 
$country[2] = "de"                                 
$country[3] = "uk"                                 
$country[4] = "fr"                                 

// this do same 
$country[] =  "cz" 
$country[] =  "sk" 
$country[] =  "de" 
$country[] =  "uk" 
$country[] =  "fr" 

// or
$country = array('cz','sk','de','uk','fr');

// get array items count                         
$length = count($country); 

for($i=0;$i<$length;$i++){
  print $country[$i].'<br>';// cz sk de uk fr
}  

                                                 
// or like this                                  
$country[50] = 'ca';                             
$country[10] = 'fr';                             
$country[20] = 'us'                              
                                                 
// now country will index 51                     
$country[] = 'ru';  

// or 
$country = array('5'=>'cz','sk','de','uk','fr'); 
/*
Array
(
    [5] => cz
    [6] => sk
    [7] => de
    [8] => uk
    [9] => fr
)
*/                            
                                                 
// you can do this                               
$country["cz"] = 1571;                           
$country["sk"] = 1572;                           
$country["de"] = 1573;                           
$country["uk"] = 1574;                           
$country["fr"] = 1575;                           
                                                 
print $country["uk"]; // 1574                           
                                                 
                                                 
// print all items key and value                         
foreach ($country as $key => $value){            
	print $key; // cz, sk, de, uk, fr              
	print $value; // 1571, 1572,  1573, 1574, 1575 
}