Description of the buffer. fill Method in node. js, node. jsbuffer. fill

Description of the buffer. fill Method in node. js, node. jsbuffer. fill

Method description:

Fill the specified data in the buffer.

Syntax:

Copy codeThe Code is as follows:
Buffer. fill (value, [offset], [end])

Receiving parameters:

Data to be filled by value

The start position of offet data filling. The default value 0 is not specified.

The end position of the end filled data. The default value is the buffer length.

Example:

Copy codeThe Code is as follows:
// In example 1, the starting position and ending position of the filled content are not specified.
Var B = new Buffer (50 );
B. fill ("h ");
 
// In example 2, the starting position and ending position of the filled content are specified.
Var B = new Buffer (50 );
Var len = B. length;
B. fill ("h", len-1, len );