what is the best way to iterate through myarray array assuming..., PHP Basics, Zend Certification

Test
- Model Test
Index

Question:What is the best way to iterate through the $myarray array, assuming you want to modify the value of each element as you do?<?php
$myarray = array ("My String",
"Another String",
"Hi, Mom!");
?>

A Using a for loop 
B Using a foreach loop 
C Using a while loop 
D Using a do…while loop 
E There is no way to accomplish this goal

/32

+ AnswerA

+ ExplanationNormally, the foreach statement is the most appropriate construct for iterating through an
array. However, because we are being asked to modify each element in the array, this option
is not available, since foreach works on a copy of the array and would therefore result in added overhead. Although a while loop or a do…while loop might work, because the array is sequentially indexed a for statement is best suited for the task, making Answer A correct:

+ Report

Descriptive on PHP Basics Ebook

Total Preview: 615

Question:What is the best way to iterate through the $myarray array, assuming you want to modify the value of each element as you do?<?php $myarray = array ("My String", "Another String", "Hi, Mom!"); ?>

A Using a for loop

B Using a foreach loop

C Using a while loop

D Using a do…while loop

E There is no way to accomplish this goal

A

Question:What is the best way to iterate through the $myarray array, assuming you want to modify the value of each element as you do?
<?php $myarray = array ("My String", "Another String", "Hi, Mom!"); ?>