What does == mean in c language?

What does == mean in C language?

There is a relational operation in C language operator, == is one of the relational operators, and its main function is used to judge statements. The meaning of

== is to determine whether they are equal. A level-based program flow that executes the next step of the program if the two values ​​are equal.

Example: if(a==b)

Determine whether a and b are equal. If a is equal to b, then the if statement is established and the following is run. program.

#if has only two judgment results, true and false. If true, it will be executed, if false, it will be interrupted.

if(a==b){
pintf("output\n");
}else{
pintf("intput\n");
}

Very simple if two-way selection.

The program execution result is shown in the figure below.

Recommended tutorial: "C Language"

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