Can you say HTML tags"); $niz = array("Andora","Poland","France"); echo $niz[1]."
"; // elementi - indeksi echo "$niz[0], $niz[1] and $niz[2] are in Europe."."
"; // I nacin print echo $niz[0].",". $niz[1]. "and" .$niz[2]. "are in Europe."."
"; // II nacin print // \escape character echo "Value of \$niz is $niz[2]th"; echo "Value of \$niz is {$niz[2]}th"; // {} zagrade za varijablu //iteracija kroz elemente niza - foreach I nacin foreach ($niz as $n){ echo $n; } echo "
"; for($i = 0; $i <= 2; $i++){ // Iteracija for - II nacin echo $niz[$i]; // index clana niza } echo "
"; //III nacin prikaz recimo var_dump(explode(",", "a,b,c")); // ',' delimiter-> array elemenata echo "
"; $niz[2] = "Brasil"; echo "
".$niz[2]."
"; print_r($niz)."
"; // stampa niz echo "
".implode("-->", $niz); // --> - glue string $niz[5] = "Palau"; // dodavanjem elementa na indeksu/kljucu br 5 ovo prakticno nije lista nego dict print_r ($niz); echo "
"; $count = 0; foreach ($niz as $n){ echo $n; // print elelemnt //++$count; echo $niz[$count++]= $n." ".$count."
"; // print element i promenjeni indeks odmah } var_dump($niz); $index = 2; var_dump ($niz[$index]); // definisanje indeksa kroz varijablu //Goodies.... Stampanje stilizovanih elemenata niza $names = ['David', 'Amy', 'John']; $string = ''; foreach($names as $name) { $string .= '

'.$name.'

'; } echo $string; //prvi red ali zasto dva puta? foreach($niz as $name) { $string .= '

'.$name.'

'; } echo $string; foreach($niz as $name) { $string .= '

'.$name.'

'; // isto to samo za listu } echo $string; $array = []; for ($i=0; $i < 5; $i++){ $array[] = $i * 3; // dodavanje clanova niza $niz[] ili array_push($niz, 1, 2); moze vise clanova } // dodavanje rezultata obrade elemenata niza var_dump($array); $myArray[0] = "John"; $myArray[1] = "PHP"; // html tag za animaciju kretanja teksta $myArray[2] = "$myArray[0]"; // ili slike npr echo "$myArray[0] is $myArray[2] and knows $myArray[1]"; echo "and"; echo "Python"; // This is more like dictionary in Python, but in specific way. $names = ['David', 'Amy', 'John']; $names['your_name'] = 'Barcode'; $names[99] = 99; $names[] = 'Another string'; //iteracija kroz indekse i vrednosti na asocijativan nacin sa ispisivanjem preko paragrafa foreach($names as $key => $value) echo '

Key: ['.$key.']. Value: ['.$value.']

'; // max i min datumi ? pitanje je kako uporedjuje u stringu $dates = array('2017-08-01', '2017-09-02', '2017-07-15', '2017-08-30', ); echo "Latest Date: ". max($dates)."
"; echo "Earliest Date: ". min($dates)."
"; //PHP provides various library functions for Array operations //Some of them listed below $aa=array(10,20,30,40); print_r($aa); // calculates sum of all elements in array $sum=array_sum($aa); echo "addition=" . $sum; //add elements in array specified by the range $bb=range(51,60); print_r($bb); //copies from bb starting with 4th elements to the cc $cc=array_slice($bb,3); print_r($cc); //copies only 4 elements to dd starting from 4th elements of bb $dd=array_slice($bb,3,4); print_r($dd); $e=array(1,2,3,4); print_r($e); //copies only 2 elements to e1 starting from 2nd elements of e and also changes original array $e1=array_splice($e,1,2); print_r($e1); print_r($e); $arr=array("a","b","c"); print_r($arr); //shifts first element in array array_shift($arr); // outputs only arr[0]=b and arr[1]=c print_r($arr); //if you want to append something to the array without carrying what is its last index follow this : array_push($myArray, "exemple", 10); /*always use {} to add vars ect inside a string. f.e. "My name is {$name}. My car is a {$car->getName()}. My age is {$ages[$name]}.". BTW: same for variable variables. echo ${$foo}; or f.e. $method = 'getName'; echo $car->{$method}(); */ //The key value of an array can be an implicit indexing system if you don't provide the key. ?>

PHP 7 Arrays 2019/09/23 22:38