javascript string length: Strings are a crucial part of all programming languages. here we can learn to string.length : returns the number of total characters in a string with best 5 Examples with demo.
Best Javascript String Functions
- Get String Length
- trim() method
- String trimLeft()
- String trimRight()
- String toLowerCase()
- String toUpperCase()
javascript string length
In JavaScript, the syntax for javascript string length is:
string.length;
Example : 1 Interesting Fact
var live_str = 'Pakainfowebsite'; console.log(live_str.length);
JavaScript String length Property
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don’t Miss : String methods in JavaScript
How TO – Get The Length of a String?
var str = "AB98CDEF256GHIJ45841KL6024485MNOPQR98964STUV56875WXYZ"; var len = str.length;
Finding Number of Characters in a String
let user_str = ""; let len = user_str.length; console.log(len); // 0 user_str = "I love Pakainfo."; len = user_str.length; console.log(len); // 16 user_str.length = 5; console.log(user_str); // I love Pakainfo.
Output
0 16 I love Pakainfo.
Example : 2 Javascript String Length
let user_str = "Pakainfo.com is great."; if (user_str.length <= 20) { console.log("user_str is a short string"); } else { console.log("user_str is a long string"); }
print Line by line
for (let i = 0; i < user_str.length; i++) { console.log(user_str[i].toUpperCase()); }
Javascript string length, string trim
trim() method
trim() method : syntax
string.trim();
Example
var movie_site = " It is a tamilblasters "; document.write("$" + movie_site + "$" + "
"); document.write("$" + movie_site.trim() + "$");
String trimLeft()
syntax
string.trimLeft();
Example
var movie_site = " It is a tamilblasters "; document.write("$" + movie_site + "$" + "
"); document.write("$" + movie_site.trimLeft() + "$");
String trimRight()
syntax
string.trimRight();
Example
var movie_site = " It is a tamilblasters "; document.write("$" + movie_site + "$" + "
"); document.write("$" + movie_site.trimRight() + "$");
don't Miss : JavaScript String Methods with Example
String toLowerCase()
syntax
string.toLowerCase()
Example
var movie_site = " It is a tamilblasters "; document.write(movie_site.toLowerCase());
String toUpperCase()
syntax
string.toUpperCase()
Example
var movie_site = " It is a tamilblasters "; document.write(movie_site.toUpperCase());
I hope you get an idea about javascript string length.
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