How do you get the length of a string

Question

How do you get the length of a string in jQuery

User · Answer

same way you do it in javascript    something  length

User · Answer

In some cases String length might return a value which is different from the actual number of characters visible on the screen  e g  some emojis are encoded by 2 UTF-16 units    MDN says  This property returns the number of code units in the string  UTF-16  the string format used by JavaScript  uses a single 16-bit code unit to represent the most common characters  but needs to use two code units for less commonly-used characters  so it s possible for the value returned by length to not match the actual number of characters in the string

User · Answer

HTML   lt div class  selector  gt Text mates lt  div gt    SCRIPT  alert jQuery   selector   text   length     RESULT  10

User · Answer

You don t need to use jquery     var myString    abc   var n   myString length    n will be 3

User · Answer

In jQuery    var len   jQuery   selector   val   length    or    var len       selector   val   length     - If Element is Text Box   OR  var len   jQuery   selector   html   length    or   var len       selector   html   length      - If Element is not Input Text Box   In JS    var len   str len

User · Answer

The easiest way        selector   val   length

User · Answer

A somewhat important distinction is if the element is an input or not  If an input you can use       selector   val   length    otherwise if the element is a different html element like a paragraph or list item div etc  you must use      selector   text   length

User · Answer

You don t need jquery  just use yourstring length  See reference here and also here   Update   To support unicode strings  length need to be computed as following           length   or create an auxiliary function   function uniLen s        return     s  length

User · Answer

jQuery is a JavaScript library    You don t need to use jQuery to get the length of a string because it is a basic JavaScript string object property   somestring length

User · Answer

It s not jquery you need  it s JS   alert str length

[javascript] How do you get the length of a string?

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