ES6 - String Method localeCompare()


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This method returns a number indicating whether a reference string comes before or after or is the same as the given string in sorted order.

Syntax

string.localeCompare( param )

Argument Details

  • param − A string to be compared with string object.

Return Value

  • 0 − If the string matches 100%.

  • 1 − no match, and the parameter value comes before the string object's value in the locale sort order.

  • A negative value − no match, and the parameter value comes after the string object's value in the local sort order.

Example

var str1 = new String( "This is beautiful string" );  
var index = str1.localeCompare( "This is beautiful string");  
console.log("localeCompare first :" + index );   

Output

localeCompare first :0   
es6_strings.htm
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