Error getting tags :
error 404Error getting tags :
error 404
isNumber(8) -- returns true
isNumber(1+5) -- returns true
isNumber(foo) -- returns false
Use the isNumber function to determine whether a value is a number. For example, attempting to do an arithmetic operation on a value that's not a number causes an error. You can check the value beforehand to prevent this.
Parameters:
The value is any source of value.
Value:
The isNumber function returns true or false.
Comments:
This function exists for compatibility with imported SuperCard projects. You can use the is a operator to validate numbers, as well as other data types.