Web Reference: Determines if the given variable is a number or a numeric string. The variable being evaluated. Returns true if value is a number or a numeric string, false otherwise. 8.0.0. Numeric strings ending with whitespace ("42 ") will now return true. Previously, false was returned instead. Example #1 is_numeric () examples. array(), PHP automatically associates a data type to the variable, depending on its value. Since the data types are not set in a strict sense, you can do things like adding a string to an integer without causing an error. Jun 21, 2018 · The is_numeric () function is an inbuilt function in PHP which is used to check whether a variable passed in function as a parameter is a number or a numeric string or not.
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Php Using Numeric Variables Net Worth 2026: Salary, Income & Wealth Net Worth & Biography
Estimated Worth: $80M - $114M
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Last Updated: April 7, 2026
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