What will be the output of the following code?<?phpecho ord ("Hello World");?>0.5 Marks
Question
What will be the output of the following code?
<?php
echo ord("Hello World");
?>
0.5 Marks
Solution
To determine the output of the provided PHP code snippet, we first need to analyze what the ord()
function does in PHP. The ord()
function takes a single character string as input and returns its ASCII value.
Here's the breakdown of the question:
1. Breakdown the Problem
The code provided is:
<?php
echo ord("Hello World");
?>
- The
ord()
function is used here to convert a character to its ASCII value. However, the input toord()
is a string ("Hello World"), which contains multiple characters.
2. Relevant Concepts
The ord()
function expects a single character, and if provided with a string longer than one character, it only processes the first character of that string. In the string "Hello World":
- The first character is
'H'
.
3. Analysis and Detail
- The ASCII value of the character
'H'
can be found using the ASCII table:- ASCII value of
'H'
= 72
- ASCII value of
- Since the code outputs the result of
ord("Hello World")
, it effectively computesord('H')
.
4. Verify and Summarize
After determining that ord("Hello World")
returns the ASCII value of 'H'
, we summarize:
- The output of this code snippet is
72
.
Final Answer
The output of the provided PHP code will be 72
.
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