HTML DOM console.time() method

console.time()The method starts a timer that you can use to track the time spent on operations.

UsagelabelTimer names with parameters, so you can have many timers on the same page.

When you use the same name to callconsole.timeEnd()at that time, the browser will output the time elapsed since the timer started (in milliseconds).

Syntax:

console.time(label)

Example

console.time();
for　(let　i　=　0;　i　<　1000;　i++)　{
//　pass
}
console.timeEnd();

All browsers fully support the console.time() method:

Method
console.time()	Yes	Yes	Yes	Yes	Yes

Parameter	Description
label	(Optional) Provide a new timer name. This will determine the timer; when calling console.timeEnd() to stop the timer and output the time to the specified console, please use the same name.

UsagelabelParameter:

Example

console.time("myLabel");
for　(let　i　=　0;　i　<　1000;　i++)　{
//　pass
}
console.timeEnd("myLabel");