文件操作 - GridCache.ts
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文件: /root/node_modules/xterm/src/browser/renderer/GridCache.ts
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/** * Copyright (c) 2017 The xterm.js authors. All rights reserved. * @license MIT */ export class GridCache<T> { public cache: (T | undefined)[][]; public constructor() { this.cache = []; } public resize(width: number, height: number): void { for (let x = 0; x < width; x++) { if (this.cache.length <= x) { this.cache.push([]); } for (let y = this.cache[x].length; y < height; y++) { this.cache[x].push(undefined); } this.cache[x].length = height; } this.cache.length = width; } public clear(): void { for (let x = 0; x < this.cache.length; x++) { for (let y = 0; y < this.cache[x].length; y++) { this.cache[x][y] = undefined; } } } }
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