Jan 11, 2023 · You may also want to filter an IF statement when condition1 equals 'something' AND condition2 equals 'another thing' OR 'something else'. You can do this by placing condition2 in another set of brackets eg...

Jun 7, 2011 · Think of expressionIfTrue as the OG if statement rendering true; think of expressionIfFalse as the else statement. Example: var x = 1; (x == 1) ? y=x : y=z; this checked the value of x, the first y=(value) returned if true, the second return after the colon : …

Aug 13, 2022 · JavaScript might have some non-obvious type coercion going on. Maybe try comparing with === or convert to numbers explicitly. Side note: many lint tools for C-like languages recommend to throw in parentheses for readability when mixing logical operators.

If there is no specific reason to do it this way I would suggest using && operator and, if you do not want to write long/multi-line condition inside if, put this under a variable. – AndreyProgr Commented Dec 16, 2021 at 11:45

Using the plain old boring if statement in such a case will probably make your code much easier to read and understand, and less likely to break with later changes. – Emil Lundberg Commented Dec 9, 2015 at 23:52

Jan 14, 2012 · Would be nice if JavaScript supported end of phrase conditionals: document.write("My evil twin emerges") if lemons – Beau Smith Commented Feb 10, 2013 at 2:57

I want to write an if/else statement that tests if the value of a text input does NOT equal either one of two different values. Like this (excuse my pseudo-English code): var test = $("#test").val...

Aug 20, 2014 · @Adam - using three symbols requires the values to be of the same type as well as the same value whereas using two symbols would do a conversion before checking the values: 2 == '2' would evaluate to true even though one is a string and the other is a number. 2 === '2' would evaluate as false because the two values are not of the same type.

Hello everyone I'm trying to run multiple javascripts and use AND statement. When user click an option which has value="1986" and click other option which has value="3", some text will appear. I have used AND statement in if statement but it doesn't work. Here is my code :

Mar 30, 2015 · This reads a little better than an if else statement in some cases. The default keyword here acts as your else clause in an if else statement. The case acts as your different if statements if you will. Essentially, the switch statement above will fall through each of the cases it defines until it finds a case that matches letter (such as "5544").