JavaScript String localeCompare() Method
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JavaScript String localeCompare() Method
The localeCompare() method returns a number indicating whether a reference string comes before or after or is the same as the given string in sort order.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<script>
var str1 ="ab";
var str2 ="ab";
var result = str1.localeCompare(str2);
document.write(result);
</script>
</body>
</html>
Syntax
str.localeCompare(compareString)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| compareString | Required | The string to compare with. |
Return Values
| Value | Explanation |
|---|---|
| -1 | If a string neither starts with nor equal to compareString. i.e., "cdab" = "ab" |
| 0 | If both strings are equal i.e., "ab" = "ab" |
| 1 | If a string starts with compareString. i.e., "abcd" = "ab". If both strings are equal, but are case sensitive. i.e., "AB" = "ab". |
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