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:...
The else Statement Use theelsestatement 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 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...
case 1 checks if a is the integer 1. It evaluates to true since both the type and the value of a match against case 1, thus assigning "one (number type)" to a. Comparison between switch statement and if...else statement. Both switch...case and if...else statements are used for...
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...
BaseObject=function(name) {if(typeofname !=="undefined") {this.name= name; }else{this.name='default'} }; This seems fairly straightforward. If you provide a name, use it, otherwise set the name to ‘default’. For instance:
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. ...
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--; ...