Q17
Which statement will output x on the screen?
A.
echo “\$x”;
AnswerB.
echo “$$x”;
C.
echo “/$x”;
D.
echo “$x;”;
Answer: Option A
Solution
Answer: Option A
Solution:
A backslash is used so that the dollar sign is treated as a normal string character rather than prompt PHP to treat $x as a variable. The backslash used in this manner is known as escape character.