Process control statement if/switch

: This article mainly introduces the process control statement ifswitch. if you are interested in the PHP Tutorial, refer to it.

If (0 ){

Echo "true ";

} Else {

Echo "false ";

}

?>

Output result: False

If (1 ){

Echo "true ";

} Else {

Echo "false ";

}

?>

Output result: True

// $ A is 6, 7, 8, and null.

// $ A = 7; result: 7

// $ A = 5; result: None

Switch ($ ){

Case 6:

Echo "6 ";

Break; // jump out of the current switch

Case 7:

Echo "7 ";

Break;

Case 8:

Echo "8 ";

Break;

Default:

Echo "none ";

}

?>

When nothing is input, the result is: none

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The above introduces the process control statement if/switch, including the content, hope to be helpful to friends who are interested in the PHP Tutorial.