Update index.ts #137
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Update index.ts #137
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developit
reviewed
Jun 22, 2021
| if (handlers) { | ||
| handlers.splice(handlers.indexOf(handler) >>> 0, 1); | ||
| if (!handler) { | ||
| handlers.splice(0, handlers.length); |
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| handlers.splice(0, handlers.length); | |
| handlers.length = 0; |
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make the parameter "handler" of .off() be optional. when it is empty, clear all listener of this type