01 2022 档案

Section 2.1: Falsy VSTruthy Value and == VS ===
摘要：Falsy VS Truthy Value and == VS Falsy values: undefined, null, 0, '', NaN Truthy values: Not falsy values var height; if (height) { console.log('Varia 阅读全文
posted @ 2022-01-23 23:54 鑫仔Alan 阅读(54) 评论(0) 推荐(0)