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208 lines
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<h2>目录</h2>
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<ul>
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<li><span class="stability_2"><a href="#console_console">Console</a></span><ul>
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<li><span class="stability_undefined"><a href="#console_console_show">console.show()</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_hide">console.hide()</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_clear">console.clear()</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_log_data_args">console.log([data][, ...args])</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_verbose_data_args">console.verbose([data][, ...args])</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_info_data_args">console.info([data][, ...args])</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_warn_data_args">console.warn([data][, ...args])</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_error_data_args">console.error([data][, ...args])</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_assert_value_message">console.assert(value, message)</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_input_data_args">console.input(data[, ...args])</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_rawinput_data_args">console.rawInput(data[, ...args])</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_setsize_w_h">console.setSize(w, h)</a></span></li>
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<li><span class="stability_undefined"><a href="#console_console_setposition_x_y">console.setPosition(x, y)</a></span></li>
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<li><span class="stability_undefined"><a href="#console_print_text">print(text)</a></span></li>
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<div id="apicontent">
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<h1>Console<span><a class="mark" href="#console_console" id="console_console">#</a></span></h1>
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<div class="api_stability api_stability_2"><a href="documentation.html#documentation_stability_index">Stability: 2</a> - Stable</div><p>控制台模块提供了一个和Web浏览器中相似的用于调试的控制台。用于输出一些调试信息、中间结果等。
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console模块中的一些函数也可以直接作为全局函数使用，例如log, print等。</p>
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<h2>console.show()<span><a class="mark" href="#console_console_show" id="console_console_show">#</a></span></h2>
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<p>显示控制台。这会显示一个控制台的悬浮窗(需要悬浮窗权限)。</p>
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<h2>console.hide()<span><a class="mark" href="#console_console_hide" id="console_console_hide">#</a></span></h2>
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<p>隐藏控制台悬浮窗。</p>
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<h2>console.clear()<span><a class="mark" href="#console_console_clear" id="console_console_clear">#</a></span></h2>
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<p>清空控制台。</p>
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<h2>console.log([data][, ...args])<span><a class="mark" href="#console_console_log_data_args" id="console_console_log_data_args">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>data</code> <any></li>
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<li><code>...args</code> <any></li>
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</ul>
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</div><p>打印到控制台，并带上换行符。 可以传入多个参数，第一个参数作为主要信息，其他参数作为类似于 <a href="http://man7.org/linux/man-pages/man3/printf.3.html">printf(3)</a> 中的代替值（参数都会传给 util.format()）。</p>
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<pre><code>const count = 5;
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console.log('count: %d', count);
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// 打印: count: 5 到 stdout
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console.log('count:', count);
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// 打印: count: 5 到 stdout
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</code></pre><p>详见 util.format()。</p>
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<p>该函数也可以作为全局函数使用。</p>
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<h2>console.verbose([data][, ...args])<span><a class="mark" href="#console_console_verbose_data_args" id="console_console_verbose_data_args">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>data</code> <any></li>
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<li><code>...args</code> <any></li>
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</ul>
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</div><p>与console.log类似，但输出结果以灰色字体显示。输出优先级低于log，用于输出观察性质的信息。</p>
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<h2>console.info([data][, ...args])<span><a class="mark" href="#console_console_info_data_args" id="console_console_info_data_args">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>data</code> <any></li>
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<li><code>...args</code> <any></li>
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</ul>
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</div><p>与console.log类似，但输出结果以绿色字体显示。输出优先级高于log, 用于输出重要信息。</p>
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<h2>console.warn([data][, ...args])<span><a class="mark" href="#console_console_warn_data_args" id="console_console_warn_data_args">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>data</code> <any></li>
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<li><code>...args</code> <any></li>
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</ul>
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</div><p>与console.log类似，但输出结果以蓝色字体显示。输出优先级高于info, 用于输出警告信息。</p>
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<h2>console.error([data][, ...args])<span><a class="mark" href="#console_console_error_data_args" id="console_console_error_data_args">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>data</code> <any></li>
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<li><code>...args</code> <any></li>
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</ul>
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</div><p>与console.log类似，但输出结果以红色字体显示。输出优先级高于warn, 用于输出错误信息。</p>
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<h2>console.assert(value, message)<span><a class="mark" href="#console_console_assert_value_message" id="console_console_assert_value_message">#</a></span></h2>
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<div class="signature"><ul>
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<li>value <span class="type"><any></span> 要断言的布尔值</li>
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<li>message <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#String_type" class="type"><string></a> value为false时要输出的信息</li>
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</ul>
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</div><p>断言。如果value为false则输出错误信息message并停止脚本运行。</p>
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<pre><code>var a = 1 + 1;
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console.assert(a == 2, "加法出错啦");
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</code></pre><h2>console.input(data[, ...args])<span><a class="mark" href="#console_console_input_data_args" id="console_console_input_data_args">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>data</code> <any></li>
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<li><code>...args</code> <any></li>
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</ul>
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</div><p>与console.log一样输出信息，并在控制台显示输入框等待输入。按控制台的确认按钮后会将输入的字符串用eval计算后返回。</p>
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<p><strong>部分机型可能会有控制台不显示输入框的情况，属于bug。</strong></p>
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<p>例如：</p>
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<pre><code>var n = console.input("请输入一个数字:");
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//输入123之后：
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toast(n + 1);
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//显示124
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</code></pre><h2>console.rawInput(data[, ...args])<span><a class="mark" href="#console_console_rawinput_data_args" id="console_console_rawinput_data_args">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>data</code> <any></li>
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<li><code>...args</code> <any></li>
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</ul>
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</div><p>与console.log一样输出信息，并在控制台显示输入框等待输入。按控制台的确认按钮后会将输入的字符串直接返回。</p>
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<p>部分机型可能会有控制台不显示输入框的情况，属于bug。</p>
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<p>例如：</p>
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<pre><code>var n = console.rawInput("请输入一个数字:");
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//输入123之后：
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toast(n + 1);
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//显示1231
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</code></pre><h2>console.setSize(w, h)<span><a class="mark" href="#console_console_setsize_w_h" id="console_console_setsize_w_h">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>w</code> <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Number_type" class="type"><number></a> 宽度</li>
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<li><code>h</code> <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Number_type" class="type"><number></a> 高度</li>
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</ul>
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</div><p>设置控制台的大小，单位像素。</p>
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<pre><code>console.show();
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//设置控制台大小为屏幕的四分之一
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console.setSize(device.width / 2, device.height / 2);
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</code></pre><h2>console.setPosition(x, y)<span><a class="mark" href="#console_console_setposition_x_y" id="console_console_setposition_x_y">#</a></span></h2>
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<div class="signature"><ul>
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<li><code>x</code> <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Number_type" class="type"><number></a> 横坐标</li>
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<li><code>y</code> <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#Number_type" class="type"><number></a> 纵坐标</li>
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</ul>
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</div><p>设置控制台的位置，单位像素。</p>
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<pre><code>console.show();
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console.setPosition(100, 100);
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</code></pre><h2>print(text)<span><a class="mark" href="#console_print_text" id="console_print_text">#</a></span></h2>
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<div class="signature"><ul>
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<li>text <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Data_structures#String_type" class="type"><string></a> | <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object" class="type"><Object></a> 要打印到控制台的信息</li>
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</ul>
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</div><p>相当于<code>log(text)</code>。</p>
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</div>
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</div>
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</div>
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