Instructions for using the console.time method in node.js_node.js

Method description:

Start time, corresponding to console.timeEnd, recording time period.

Grammar:

Copy code The code is as follows:

console.time(label)

Receive parameters:

Label corresponds to the label of console.log at the start time

Example:

Copy code The code is as follows:

console.time('100-elements');
for (var i = 0; i < 100; i ) {
;
}
console.timeEnd('100-elements');

Source code:

Copy code The code is as follows:

Console.prototype.time = function(label) {
This._times[label] = Date.now();
};