PHP ord() Function
In this chapter you will learn:
- Definition for PHP ord() Function
- Syntax for PHP ord() Function
- Parameter for PHP ord() Function
- Return for PHP ord() Function
- Note for PHP ord() Function
- Example - Check the character ASCII value
Definition
The ord() function returns the equivalent ASCII value.
Syntax
PHP ord() Function has the following syntax.
int ord ( string str ) Parameter
str is the string value to convert.
Return
The ord() function returns the equivalent ASCII value.
Note
The chr() function does the opposite of ord().
It takes an ASCII value and returns the equivalent character.
Example
Check the character ASCII value
<?PHP/*from ja v a2 s .com*/
$mystr = "A demo from java2s.com\n";
if (ord($mystr{1}) == 83) {
print "The second letter in the string is S\n";
} else {
print "The second letter is not S\n";
}
?>
The code above generates the following result.
Next chapter...
What you will learn in the next chapter:
- Definition for PHP parse_str() Function
- Syntax for PHP parse_str() Function
- Parameter for PHP parse_str() Function
- Return for PHP parse_str() Function
- Example - Parse URL parameter to variables
- Example - Put value to an array
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