What does an if (number) return?

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I seem to be having a hard time understanding what this does to my code?

const $counters = $('.js-item-counter')
if($counters.length)
{

}

What would this if statement return?

I can tell that the value is 1, but does this make sense?

I am trying to fix some frontend issues, and ran into something like this..

In Javascript, 0 is a falsey value. Anything other than 0 is considered true.

So what your code is doing is, it is making sure that the $counters is present in the DOM because if it were, it would give the length of > 0.

.length property tells you how many elements of the given selector are present in the DOM. If it is 0, then the element isn't present. If it is more than 0, then the element is present and you can act upon it as you wish.

How to use the Excel ISNUMBER function, The Excel SUMIF function returns the sum of cells that meet a single condition. Criteria can be applied to dates, numbers, and text. The SUMIF function supports​  The IF-THEN function in Excel is a powerful way to add decision making to your spreadsheets. It tests a condition to see if it's true or false and then carries out a specific set of instructions based on the results.

The if statement will return true or false based on the condition. If $counters.length > 0, it will return true and if block will be executed. Otherwise, it will return false and block won't be executed.

How to use the Excel IF function, The IF function in Excel returns one value if a condition is true and another value if it's false. You can use up to 64 additional IF functions inside an IF function. Excel has other Article · Automatically number rows. Article · Calculate the  The IF function is one of the most popular and useful functions in Excel. You use an IF statement to ask Excel to test a condition and to return one value if the condition is met, and another value if the condition is not met.

It returns true if the number inside the if statement is greater than or equal to 1 and false if it is 0.

IF function, Explanation: if the two values (numbers or text strings) are equal to each other, the IF function returns Yes, else it returns No. Greater than. The greater than  I'd also note that it does this at the line where the return is executed. None of the code under the line is executed – bittersweetryan Sep 12 '11 at 11:00 add a comment |

It's a simple test to see if any elements of that class exist. Using length of a jQuery object is the most common jQuery approach to count matches in the collection

If it is anything other than zero it is truthy and zero is falsy

There used to be a size() method but that was deprecated and if you read in it's docs it tells you to use length instead

IF Statement Between Two Numbers, The IF function in Excel returns one value if a condition is true and another value if it's false. You can use up to 64 additional IF functions inside an IF function. Excel has other Article · Automatically number rows. Article · Calculate the  Return a value if a given value exists in a certain range by using a formula Return a value if a given value exists in a certain range by using a formula Please apply the following formula to return a value if a given value exists in a certain range in Excel.

if the target element is stand for integer that having initial value of 1, then you should do this way

if($counters > 1)
{
//note length is only for checking of element existance
}

Comparison Operators, These statement blocks can have any number of statements, and can include def isInside(rect, point): '''Return True if the point is inside the Rectangle rect. If the number were instead 1, then the text "The number is 1" would be written first, and the text "I like numbers greater than 0" would be written below it. If a programming language allows the return statement to return a value back to the code, then the returned value can be used in the code that called the function.

IF function - Office Support, When the argument to the isNaN function is not of type Number, the If it returns true , x will make every arithmetic expression return NaN . If you wish to return a date as a value one alternative is as follows. =IF(E2=11.5,F4,IF(E2=12,F5,IF(E2=12.5,F6))) where F4,F5 and F6 are the date values you wish to be returned. This allows you to change the date value in a visible cell if you wish, rather than amending a formula.

3.1. If Statements, If the return hasn't already posted to our system, you can ask us to stop the direct deposit. You may call us toll-free at 800-829-1040, M - F, 7 a.m. - 7 p.m. Generally, if the financial institution recovers the funds and returns them to the IRS, the IRS will send a paper refund check to your last known address on file with the IRS.

MS Excel: How to use the IF Function (WS), IF A6 (25) is NOT greater than 50, then return TRUE, otherwise return FALSE. In this case 25 is not greater than 50, so the formula returns TRUE. =IF(NOT(A7="Red"),TRUE,FALSE) IF A7 (“Blue”) is NOT equal to “Red”, then return TRUE, otherwise return FALSE.