// 比较运算符 // === 等同于 和 !== var a = 5; var astr = '5'; var isequal1 = a === astr; console.log(isequal1); // == 等于 和!= 不等于 var isequal2 = a == astr; console.log(isequal2); console.log(4 <= 4);
// 比较运算符 // === 等同于 和 !== var a = 5; var astr = '5'; var isequal1 = a === astr; console.log(isequal1); // == 等于 和!= 不等于 var isequal2 = a == astr; console.log(isequal2); console.log(4 <= 4);