{ minimum: 10, maximum: 20 };// Bind the checkNumericRange function.var boundCheckNumericRange = checkNumericRange.bind(range);// Use the new function to check whether 12 is in the numeric range.var result = boundCheckNumericRange (12);document.write(result);// Output: true // Define ...
isSafeInteger() Determines whether the passed value is a safe integer. parseFloat() Converts the numeric floating string to a floating-point number. parseInt() Converts the numeric string to an integer. toExponential() Returns a string value for a number in exponential notation. toFixed() Retu...
It can be used to determine if a variable is a number, string, boolean, function, or object. Array.isArray() is a method that determines whether the passed value is an Array. How to Use typeof and Array.isArray(): Using typeof: Syntax: typeof variable. Example: let myVar = '...
// Return a string representation of the range toString: function() { return "(" + this.from + "..." + this.to + ")"; } }; // Here are example uses of this new Range class let r = new Range(1,3); // Create a Range object; note the use of new...
import SimpleSchema from "simpl-schema"; new SimpleSchema({ name: String, }).validate({ name: 2, }); Validate an Array of Objects and Throw an Error An error is thrown for the first invalid object found. import SimpleSchema from "simpl-schema"; new SimpleSchema({ name: String, })....
1. Check Array Input Write a JavaScript function to check whether an `input` is an array or not. Test Data: console.log(is_array('w3resource')); console.log(is_array([1, 2, 4, 0])); false true Click me to see the solution ...
--string-array-indexes-type'<list>'(comma separated) [hexadecimal-number, hexadecimal-numeric-string] --string-array-index-shift<boolean>--string-array-rotate<boolean>--string-array-shuffle<boolean>--string-array-wrappers-count<number>--string-array-wrappers-chained-calls<boolean>--string-array-wr...
in Returns true if the specified property is in the specified object, otherwise false Operators includes() Check if an array contains the specified element Array, String indexOf() Search the array for an element and returns its position Array, String Infinity A numeric value that represents posit...
string-array <boolean> --string-array-calls-transform <boolean> --string-array-calls-transform-threshold <number> --string-array-encoding '<list>' (comma separated) [none, base64, rc4] --string-array-indexes-type '<list>' (comma separated) [hexadecimal-number, hexadecimal-numeric-string] -...
16. Check If Value is Numeric Write a JavaScript function to check whether a variable is numerical or not. Test Data: console.log(is_Numeric(12)); console.log(is_Numeric('abcd')); console.log(is_Numeric('12')); console.log(is_Numeric(' ')); ...