30秒学会 Python 片段 – last
Returns the last element in a list. use lst[-1] to return the last element of the passed list.
Returns the last element in a list. use lst[-1] to return the last element of the passed list.
Creates an array of key-value pair arrays from an object. Use Object.keys() and Array.prototype.map(...
Checks if the provided value is of the specified type. Ensure the value is not undefined or null usi...
Returns the maximum of the given dates. Use the ES6 spread syntax with Math.max to find the maximum ...
Capitalizes the first letter of a string. Use String.toUpperCase() to capitalize first letter and St...
Checks if the given argument is a string. Only works for string primitives. Use typeof to check if a...
Checks if a string is upper case. Convert the given string to upper case, using string.ToUpper() and...
Reverses a string. Use string.ToCharArray() to convert the string to an array of char, Array.Reverse...
Converts a number to a decimal mark formatted string. Use Number.prototype.toLocaleString() to conve...
Checks if all elements in a list are equal. Use [1:] and [:-1] to compare all the values in the give...