Buffer | /io/mod.ts | std@0.110.0 | Deno

std/io/mod.ts>Buffer#readFromSync

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method Buffer.prototype.readFromSync

import { Buffer } from "https://dotland.deno.dev/std@0.110.0/io/mod.ts";

readFromSync(r: ReaderSync): number

Reads data from r until EOF (null) and appends it to the buffer, growing the buffer as needed. It returns the number of bytes read. If the buffer becomes too large, .readFromSync() will throw an error.

Reads data from r until EOF (null) and appends it to the buffer, growing the buffer as needed. It returns the number of bytes read. If the buffer becomes too large, .readFromSync() will throw an error.

Based on Go Lang's Buffer.ReadFrom.

Parameters

Returns

number