Console.debug()

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Console.debug() 输出“调试”级别的消息且仅仅控制台配置为显示调试输出时才显示该消息。

Note: 此特性在 Web Worker 中可用。

语法

console.debug(对象1 [, 对象2, ..., 对象N]);
console.debug(消息[, 字符串1, ..., 字符串N]);

参数

对象1 ... 对象N
要输出的JavaScript 对象列表。 按传参的顺序把对象输出到控制台。
消息
一个JavaScript字符串，其中包含零个或多个替代字符串。
字符串1 ... 字符串N
JavaScript 对象，用来依次替换msg中的替代字符串。你可以在替代字符串中指定对象的输出格式。查看使用字符串替换 in Console了解替换字符串如何工作。

有关详细信息，请参阅console 对象文档中的将文本输出到控制台。

规范

Specification Status Comment
Console API
console.debug()		 Living Standard Initial definition

浏览器兼容性

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
debugChrome Full support 1Edge Full support 12Firefox Full support 4IE Full support 10Opera Full support 11Safari Full support 4WebView Android Full support 1Chrome Android Full support 18Firefox Android Full support 4Opera Android Full support 11Safari iOS Full support 3.2Samsung Internet Android Full support 1.0
Substitution stringsChrome Full support 1
Notes
Full support 1
Notes
Notes In version 28, if a negative value is passed to %d, it will be rounded down to the closest negative integer. For example, -0.1 becomes -1.
Edge Full support 12
Notes
Full support 12
Notes
Notes Before Edge 79, %c is not supported.
Notes Before Edge 79, %d outputs a 0 if the specified value isn't a number.
Firefox Full support 9IE Full support 10
Notes
Full support 10
Notes
Notes %c is not supported.
Notes %d outputs a 0 if the specified value isn't a number.
Opera Full support 15Safari ? WebView Android Full support 1
Notes
Full support 1
Notes
Notes In version 28, if a negative value is passed to %d, it will be rounded down to the closest negative integer. For example, -0.1 becomes -1.
Chrome Android Full support 18
Notes
Full support 18
Notes
Notes In version 28, if a negative value is passed to %d, it will be rounded down to the closest negative integer. For example, -0.1 becomes -1.
Firefox Android Full support 9Opera Android Full support 14Safari iOS ? Samsung Internet Android Full support 1.0
Notes
Full support 1.0
Notes
Notes In Samsung Internet 1.5, if a negative value is passed to %d, it will be rounded down to the closest negative integer. For example, -0.1 becomes -1.

Legend

Full support  
Full support
Compatibility unknown  
Compatibility unknown
See implementation notes.
See implementation notes.

相关链接