JavaScript String repeat()Method

String 对象参考手册JavaScript String Object

Example

Copy the string "Example" twice:

var str = "Example"; str.repeat(2);

nOutput:

ExampleExample

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Definition and Usage

The repeat() method copies a string the specified number of times.


Browser Support

The numbers in the table specify the first browser version that fully supports the method.

Method
repeat() 41 12.0 24.0 9 28

Syntax

string.repeat(count)

Parameter Values

Parameter Description
count Required. Sets the number of times to copy.

Return Value

Type Description
String

Returns a string that is the specified number of copies of the original string concatenated together.

Technical Details

JavaScript Version: ECMAScript 6


String 对象参考手册JavaScript String Object

Other Extensions