js letter case conversion method: 1. Convert to uppercase, toUpperCase(), syntax format "Object.toUpperCase()"; 2. Convert to lowercase, toLowerCase(), syntax format "Object.toLowerCase() )".
The operating environment of this tutorial: windows7 system, javascript version 1.8.5, Dell G3 computer.
js letter case conversion method:
1. Convert to uppercase: toUpperCase()
2. Convert to lowercase: toLowerCase()
3 , Example:
(1)var a="aBcD"; a=a.toUpperCase(); alert(a); 提示出来的就是 ABCD (2)var a="aBcD"; a=a.toLowerCase(); alert(a); 提示出来的就是 abcd
[Recommended learning: javascript advanced tutorial]
The above is the detailed content of How to convert case in javascript. For more information, please follow other related articles on the PHP Chinese website!