zent
Version:
一套前端设计语言和基于React的实现
13 lines (12 loc) • 391 B
JavaScript
export function eventOptionsKey(normalizedEventOptions) {
if (!normalizedEventOptions) {
return 0;
}
if (normalizedEventOptions === true) {
return 1;
}
var capture = normalizedEventOptions.capture ? 2 : 0;
var passive = normalizedEventOptions.passive ? 4 : 0;
var once = normalizedEventOptions.once ? 8 : 0;
return capture | passive | once;
}