The syntax of the else statement is:if (condition) { // block of code // execute this if condition is true } else { // block of code // execute this if condition is false }The if...else statement checks the condition and executes code in two ways:...
if(hour <20) { greeting ="Good day"; }else{ greeting ="Good evening"; } Try it Yourself » More examples below. Description The if/else statement executes a block of code if a specified condition is true. If the condition is false, another block of code can be executed. ...
The else StatementUse the else statement to specify a block of code to be executed if the condition is false.if (condition) { block of code to be executed if the condition is true } else { block of code to be executed if the condition is false }...
The if statement The else statement The else if statement Random link Switch statement Conditionals explained JavaScript Loops For loop Looping through HTML headers While loop Do While loop Break a loop Break and continue a loop Use a for...in statement to loop through the elements of an object...
The if statementThe else statementThe else if statementRandom linkSwitch statement Conditionals Explained JavaScript Loops For loopLooping an ArrayLooping through HTML headersWhile loopDo While loopBreak a loopBreak and continue a loopUse a for...in statement to loop through the elements of an objec...
The image below shows the working of the break statement in for and while loops. Working of JavaScript break Statement Note: The break statement is usually used inside decision-making statements such as if...else. Example 1: JavaScript break With for Loop // Program to print the value of...
For example, we might want to display a message telling the user which fields were filled out correctly if a form did not submit properly. In this case, we would utilize theelsestatement, which is the code that will execute if the original condition does not succeed. ...
if (found){ //do something } else { //do something else } switch(found){ case true: //do something break; default: //do something else } Though both pieces of code perform the same task, many would argue that the if-else statement is much easier to read than the switch. Increasing...
Whatever follows a function declaration must bea legal statement and()isn’t. Control Flow Statements and Blocks Forcontrol flow statements, the body is a single statement. Here are two examples: if(obj!==null)obj.foo();while(x>0)x--; ...
IfStmt: an if statement; use IfStmt.getCondition(), IfStmt.getThen() and IfStmt.getElse() to access its condition expression, “then” branch and “else” branch, respectively. LoopStmt: a loop; use Loop.getBody() and Loop.getTest() to access its body and its test expression, respectiv...