The if...else StatementYou can enhance the decision making capabilities of your JavaScript program by providing an alternative choice through adding an else statement to the if statement.The if...else statement
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The above code was also based on using the true and false Boolean values for the if statement. But the if statement can be expressed using other operators as well. Not only can it be expressed using all of the other logical program operators, but it can also be expressed as a compound ...
The if…else Statement The if…else statement controls the course of a program based on conditions. If a condition is true then one block of code is executed, else, another block of code is executed. There can be more than one condition specific to different blocks of code, in that case...
Conditionalstatements, such asifstatements orswitchstatements, control program flow based on a condition: // If statement varx=10; if(x>5){ console.log('x is greater than 5'); } Following is the output of the above code: This example shows the outputs of the switch statement: ...
JavaScript Conditional Statement and loops: Exercise-8 with SolutionHappy Numbers (First 5)Happy Numbers:According to Wikipedia a happy number is defined by the following process : "Starting with any positive integer, replace the number by the sum of the squares of its digits, and repeat the ...
The while statement works just like if too. The only difference is that, after completing the conditional statements, while goes back and tests the condition again. All the time the condition keeps coming up true, while keeps right on executing the conditional code. Here’s an example:...
// Block used as part of a conditional statement if (isLie(cake)) { triumph = true; makeNote('huge success'); satisfaction += 10; } // Block used as part of a function declaration function makeNote(message) { note = message; } }(); 正如您之前看到的,函数本质上是开发人员可以按需调...
Roughly, a statement performs an action. Loops and if statements are examples of statements. A program is basically a sequence of statements (we`re ignoring declarations here). Wherever JavaScript expects a statement, you can also write an expression. Such a statement is called an expression stat...
The else statement is another conditional statement in JavaScript. Unlike if, it couldn't be specified alone — there has to be an if statement preceding an else. So what's else used for? The else statement executes a piece of code if the condition in the preceding if statement isn't me...