JavaScript String search() Method
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JavaScript String search() Method
The search() method searches a string for a specified value, and returns the position (index value) of the match.
Using String
The following example uses string as a value to be searched.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<script>
var str = "Tiger is king of the jungle";
var result = str.search("is");
document.write(result);
</script>
</body>
</html>
Syntax
str.search(searchValue)
Parameter Values
| Value | Type | Explanation |
|---|---|---|
| searchValue | Required | A value to be searched within this string. Use string or regexp to search a value within this string. |
Return Values
| Value | Explanation |
|---|---|
| 0 to array.length | A index of a searchValue within the string. |
| -1 | When the searchValue is not found within the string. |
Using Regexp
The following example uses Regexp as a value to be searched.
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<script>
var str = "Tiger is king of the jungle";
var result = str.search(/is/gi);
document.write(result);
</script>
</body>
</html>
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