Most of the developers on my current project use a (to me) strange way to check for empty strings in ECMAScript:  if (theString.length == 0)     // string is empty   I would normally write this instead:  if (theString == "")     // string is...
I have a string that contains a MIME type, say application/json. Now I want to compare this against an actual HTTP header, in this case content-type.  If the header contains the MIME type, then it's as easy as:  if (mimeType === contentType) { .....
I’m having a pretty weird bug occurring in my JS application on a random basis. Basically, the script fails to accurately compare two strings. More specifically, at times does not see two identical strings as identical: ('blah' == 'blah...
I have two strings and I need to know whether they are equal.  I have previously done this: str1 === str2 , but I wonder if there is a faster way to compare two strings.  The strings are fairly short being 15-25 characters long. My problem is that I...
I'm trying to compare two strings in AngularJS, and I've seen examples online. As I understand it, you can use angular.equals(str1, str2), you can use ===, you can use == if you're sure that both are strings...  I've tried all three,...
I am unsure of which of these ways is faster to use multiple times, testing with a lot of string variables. Which of these is faster to use for checking if the string is just whitespace?  if (str.trim().length > 0) {  }   Or  if (str.trim() !== &#...
I have strings that I have to insert in a db but I want to first modify their value if they fall under certain conditions.  For example I have the strings Epatite, Epatite B, EpatiteáB, EpB3 that I want them to be changed to EP B before being insert...
Objective   I'm trying to compare the text of two strings — the first being the text in a list containing spans. It's default text reads "Pick a defenseman" and then the name of the player just clicked. The aim is to make it so that...
I have a list of string 'X1','X2','X3','S1','S2','S3',etc. I want to do the following comparison  var string = INPUT STRING; if( string > 'X10' ){     DO THIS }else{     DO THAT }   In this c...
I need two compare to strings to see if they are the same value, both strings are in Japanese. This check seems to fail and I assume it's some shortcoming of JavaScript and UTF-8. Should it be expected for this to succeed? And how can I make it w...

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