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Prototype Date object learning_prototype

WBOY
WBOYOriginal
2016-05-16 18:50:151084browse

Take a look at the source code:

Copy the code The code is as follows:

Date.prototype.toJSON = function( ) {
return '"' this.getUTCFulYear() '-'
(this.getUTCMonth() 1).toPaddedString(2) '-'
this.getUTCDate().toPaddedString(2) ' T'
this.getUTCHours().toPaddedString(2) ':'
this.getUTCMinutes().toPaddedString(2) ':'
this.getUTCSeconds().toPaddedString(2) 'Z" ';
};

actually returns the JSON string of Date. An example is given below:
Copy code The code is as follows:

new Date(1969, 11, 31, 19).toJSON();
//-> '"1969-12-31T19: 00:00"'

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