Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 | 4x 7x 4x 11x 11x 9x 9x 11x 4x 7x 7x 5x 5x 6x 4x 4x 2x 2x | import { isString } from 'core/utils/types';
const rnothtmlwhite = /[^\x20\t\r\n\f]+/g;
/**
* Check whether the given element has the given class name.
* @param elm The element.
* @param className The class name.
*/
export const hasClass: (elm: Element, className: string) => boolean = (elm, className) => elm.classList.contains(className);
/**
* Adds the given class name(s) to the given element.
* @param elm The element.
* @param className The class name(s) which shall be added. (separated by spaces)
*/
export const addClass: (elm: Element, className: string) => void = (elm, className) => {
let clazz: string;
let i = 0;
if (isString(className)) {
const classes: Array<string> = className.match(rnothtmlwhite) || [];
while ((clazz = classes[i++])) {
elm.classList.add(clazz);
}
}
};
/**
* Removes the given class name(s) from the given element.
* @param elm The element.
* @param className The class name(s) which shall be removed. (separated by spaces)
*/
export const removeClass: (elm: Element, className: string) => void = (elm, className) => {
let clazz: string;
let i = 0;
if (isString(className)) {
const classes: Array<string> = className.match(rnothtmlwhite) || [];
while ((clazz = classes[i++])) {
elm.classList.remove(clazz);
}
}
};
/**
* Adds or removes the given class name(s) from the given element depending on the given condition.
* Condition true means add class name(s), false means remove class name(s).
* @param elm The element.
* @param className The class name(s) which shall be added or removed. (separated by spaces)
*/
export const conditionalClass: (elm: Element, className: string, condition: boolean) => void = (elm, className, condition) => {
if (condition) {
addClass(elm, className);
} else {
removeClass(elm, className);
}
};
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