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The loop executes first and for loop checks the test condition, whether it is true or not.

Flow Chart of For Loopīelow is the Flow Chart of For Loop in JavaScript: After the Statement executes, the loop restarts until the condition is false. If the condition is true, then the variable modifies the loop, and the loop statement executes. Next step, the condition tested whether the provided condition is true or false this determines whether the loop should continue or not. This is the initial value where the loop starts. When the loop executes, the initial condition is checked. The variable can be declared outside the loop.įor( add<30 add++) How For Loop Works in JavaScript? If it is removed, then the program will throw an error. Note: We can skip the initialization condition inside the For loop if we want, but ( ) Semicolon should not be removed.