Accessing Function Parameters : Parameters « Functions « PHP






  1. PHP
  2. Functions
  3. Parameters

Accessing Function Parameters

 
<?php
  function validatelogin ($username, $password){
    $actualuser = "myusername";
    $actualpass = "mypassword";
    
    if (strcmp ($username, $actualuser) == 0 && strcmp ($password, $actualpass) == 0){
      return true;
    } else {
      return false;
    }
  }
  
  if (validatelogin ("myusername","mypassword")){
    echo "You are logged in correctly";
  } else {
    echo "You have an incorrect username and/or password";
  }
?>








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7.Using a Function Call to Pass an Argument to a Function by Reference
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10.A Function with an Optional Argument
11.All optional arguments
12.Capturing a return value
13.Changing argument values
14.Defining and Calling a two-argument function,
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17.Creating Functions That Take a Variable Number of Arguments
18.Creating a capitalize function with a default parameter $each
19.Default Parameters
20.Define whether a variable is passed by value or reference
21.Passing By Reference
22.Making arguments be passed by reference
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