JavaScript標識符命名規則

原創 单身不配吃饭 2020-07-08 02:25

命名要求

  • 以字母、下劃線或者$符號開頭

  • 由字母、下劃線、$符號和數字組成

這裏寫圖片描述

圖片上半部分是正確的命名，下半部分是錯誤的

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