JavaScript Basic Series (v) Conditional statements (comparison operators)

As in other languages, JavaScript also has conditional statements that judge the process. Includes various operations in accordance with logical statements

Comparison operators

The usual comparison operators are equal to = = , not equal to! = , greater than >, less than <, greater than or equal to >= , less than or equal to <=

    document.write ("Study" = = "Study")//false    document.write ("Study" < "Study");//false    document.write ("Study". toUpperCase ())//study    document.write ("Study". toLowerCase () = = "Study". toLowerCase () + "<br>")//true use toLowerCase () and toUpperCase () for case conversion

JavaScript Basic Series (v) Conditional statements (comparison operators)