Number() in JavaScript – How to Convert Values to Numbers
Whenever you invoke Number(), the method converts its argument to a number.
note
Suppose Number()
cannot convert its argument to a Number type. In that case, the method will return NaN
(Not a Number).
Syntax of the Number()
Method
Number()
accepts only one argument. Here is the syntax:
Number(value);
Example 1: Convert String Number to Number Type
Number("578");
// The invocation above will return: 578
Example 2: Convert String Text to Number Type
Number("Pink");
// The invocation above will return: NaN
Example 3: Convert true
to Number Type
Number(true);
// The invocation above will return: 1
Example 4: Convert false
to Number Type
Number(false);
// The invocation above will return: 0
Example 5: Convert Date to Number Type
Number(new Date(2022, 06, 01));
// The invocation above will return: 1656630000000
Overview
The Number()
global method converts its argument to a Number type or NaN.
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