Answer:
It's a compact way of doing an if-else statement.
General Format is
<<em>condition</em>> ? <if condition is true> : <else>;
Example:
I could rewrite:
if(a==1) temp = 1;
else temp = 999;
as
temp = (a==1) ? 1 : 999;
It is C) A credit investment system.
Answer:
Following are the code in the PHP Programming Language:
<u>foreach ($country_codes as $code => $name) {
</u>
Explanation:
The following option is true because the Foreach statement only works on the objects and array and this statement is good for accessing the key and value pairs from the array.
So, that's why to print following associative array through echo statement we use the Foreach loop statement with following right condition.
<u>syntax</u>:
foreach (array as value)
{
code or body to execute;
}
Answer:
Digitalization
Explanation:
Instead of doing it manually they created one web site to interact with the customers through Internet and computer. so it is an example of digitalization where user avoids manual interaction
Answer:
the indexOf() method
Explanation:
The indexOf() method in java returns the first occurrence of the of the string or a character specified in it.It can be used to search both a character or a string.
for example:-
import java.util.*;
import java.lang.*;
import java.io.*;
class indexOf
{
public static void main (String[] args)
{
String s="IamNumber4";
int l=s.indexOf("Num");//using indexOf() method on string object..
System.out.println(l);
}
}
Output:-
3
