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How many types of output does javascript have?
- 藏色散人Original
- 2021-04-25 11:07:512201browse
Javascript has three types of output, namely: 1. "document.write()" output method; 2. "alert()" output method; 3. "console.log()" output method.
The operating environment of this article: windows7 system, javascript version 1.8.5, Dell G3 computer.
document.write() alert() console.log()
The first two methods must go back and call toString(), the proximity principle of the prototype chain
[Recommended learning: javascript Advanced Tutorial】
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