JavaScript: Remove non-printable ASCII chars
JavaScript String: Exercise-32 with Solution
Write a JavaScript function to remove non-printable ASCII characters.
Test Data:
console.log(remove_non_ascii('äÄçÇéÉêPHP-MySQLöÖÐþúÚ'));
"PHP-MySQL"
Sample Solution:-
HTML Code:
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>JavaScript function to remove non-printable ASCII chars.</title>
</head>
<body>
</body>
</html>
JavaScript Code:
function remove_non_ascii(str) {
if ((str===null) || (str===''))
return false;
else
str = str.toString();
return str.replace(/[^\x20-\x7E]/g, '');
}
console.log(remove_non_ascii('äÄçÇéÉêPHP-MySQLöÖÐþúÚ'));
Sample Output:
PHP-MySQL
Flowchart:
Live Demo:
See the Pen JavaScript Remove non-printable ASCII chars - string-ex-32 by w3resource (@w3resource) on CodePen.
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Next: Write a JavaScript function to remove non-word characters.
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JavaScript: Tips of the Day
Returns true if the given year is a leap year, false otherwise
Example:
const tips_isLeapYear = year => new Date(year, 1, 29).getMonth() === 1; console.log(tips_isLeapYear(2015)); console.log(tips_isLeapYear(2012));
Output:
false true
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