JavaScript string object toLowerCase method beginner example (used to convert letters to lowercase)

JavaScript toLowerCase Method

The toLowerCase method is used to convert (English) strings to lowercase and return the converted string. The syntax is as follows:

The code copy is as follows:

str_object.toLowerCase()

toLowerCase method example

The code copy is as follows:

<script language="JavaScript">

var str = "AaBbCc";

alert( str.toLowerCase() );

</script>

Run this example and the pop-up prompt box output: aabbcc

toLocaleLowerCase method

toLocaleLowerCase method toLowerCase is basically the same. toLocaleLowerCase converts strings to lowercase in a local way. Only a few languages ​​(such as Turkish) have locally unique case mappings.