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ES6 - Number.parseFloat
A floating-point number parsed from the given value. If the value cannot be converted to a number, NaN is returned.
Syntax
The syntax given below is for the function Number.parseFloat, where string is the value parse.
Number.parseFloat(string)
Example
<script>
console.log(Number.parseFloat('10.3meters'));
console.log(Number.parseFloat('abc10.3xyz'));
</script>
The output of the above code will be as shown below −
10.3 NaN
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