JavaScript String Object toUpperCase method entry instance (used to convert letters to uppercase) _ Basics

JavaScript toUpperCase method

The toUpperCase method is used to convert the (English) string to uppercase and return the converted string. The syntax is as follows:

Copy Code code as follows:

Str_object.touppercase ()

toUpperCase Method Instance

Copy Code code as follows:

<script language= "JavaScript" >

var str = "AABBCC";
document.write (Str.touppercase ());

</script>

Run the example and output:

Copy Code code as follows:

Aabbcc

toLocaleUpperCase method

The toLocaleUpperCase method toUpperCase basically the same, toLocaleUpperCase converts the string to uppercase in local fashion. Only a few languages, such as Turkish, have local-specific case mappings.