Quale dei seguenti modi è corretto per dichiarare una variabile in PHP?

PHP_

Quiz
•
Computers
•
9th - 12th Grade
•
Medium
Claudia Buono
Used 1+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
variable nome;
$nome;
var nome;
nome = "";
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale funzione PHP viene utilizzata per contare il numero di elementi in un array?
size()
length()
count()
elements()
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cosa stamperà il seguente codice PHP?
Maggiore di 10
Non maggiore di 5
Maggiore di 5
Nessuna delle precedenti
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dato l'array $frutti = ["mela", "banana", "arancia"];, cosa stamperà il seguente codice PHP?
0 1 2
mela banana arancia
mela banana arancia
$frutti[0] $frutti[1] $frutti[2]
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Come si accede al primo elemento dell'array $colori = ["rosso", "verde", "blu"]; in PHP?
$colori[1]
$colori
$colori[0]
first($colori)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quale delle seguenti istruzioni PHP interrompe l'esecuzione di un ciclo (while, for, foreach) e passa all'istruzione successiva dopo il ciclo?
break;
continue;
exit();
return;
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
In PHP, i nomi delle variabili iniziano sempre con il simbolo del __________.
8.
FILL IN THE BLANK QUESTION
1 min • 1 pt
La funzione PHP __________ viene utilizzata per visualizzare output sullo schermo
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