30秒学会 PHP 片段 – endsWith
Checks if a string is ends with a given substring. Use strrpos() in combination with strlen to find ...
Checks if a string is ends with a given substring. Use strrpos() in combination with strlen to find ...
Returns true if the given number is odd, false otherwise. Checks whether a number is odd or even usi...
Resets the box-model so that width and height are not affected by border or padding. box-sizing: bor...
Returns the angle (theta) between two vectors. Use Array.prototype.reduce(), Math.pow() and Math.sqr...
Concatenates two slices. Implement an appropriate function for each type. Use append() and the fact ...
Removes HTML/XML tags from string. Use a regular expression to remove HTML/XML tags from a string.
Negates a predicate function. Take a predicate function and apply the not operator (!) to it with it...
Maps a number from one range to another range. Returns n mapped between outMin–outMax from inM...
Renders a <textarea> element that uses a callback function to pass its value to the parent com...
Removes falsey values from a list. Use filter() to filter out falsey values (False, None, 0, and “”)...