What is if…else in PHP?
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What is if…else in PHP?
In PHP we have the following conditional statements: if statement – executes some code if one condition is true. if…else statement – executes some code if a condition is true and another code if that condition is false. if…elseif…else statement – executes different codes for more than two conditions.
How many types of conditions are there in PHP?
In PHP, there are 4 different types of Conditional Statements.
What are the 4 PHP loops?
The for loop is used when you know in advance how many times the script should run….The PHP for Loop
- init counter: Initialize the loop counter value.
- test counter: Evaluated for each loop iteration.
- increment counter: Increases the loop counter value.
Can you have multiple if statements in PHP?
You can use if statement with multiple conditions within single if statement or you can also use if statement with elseif and else condition in php.
What is the if…else statement syntax?
The if/else statement executes a block of code if a specified condition is true. If the condition is false, another block of code can be executed. The if/else statement is a part of JavaScript’s “Conditional” Statements, which are used to perform different actions based on different conditions.
Can I use 2 else if?
Answer 514a8bea4a9e0e2522000cf1. You can use multiple else if but each of them must have opening and closing curly braces {} . You can replace if with switch statement which is simpler but only for comparing same variable.
What is the purpose of if else statement?
What are the 3 types of PHP arrays?
In PHP, there are three types of arrays:
- Indexed arrays – Arrays with a numeric index.
- Associative arrays – Arrays with named keys.
- Multidimensional arrays – Arrays containing one or more arrays.
How many types of array are there in PHP?
three types
There are basically three types of arrays in PHP: Indexed or Numeric Arrays: An array with a numeric index where values are stored linearly. Associative Arrays: An array with a string index where instead of linear storage, each value can be assigned a specific key.
What is if-else statement with example?
Can else if exist without else?
else can be omitted for any if statement, there is nothing special in the last if of an if / else if chain. This is documented in any JavaScript grammar, e.g. in the specification.
What Is syntax of if else statement?
Syntax. If the Boolean expression evaluates to true, then the if block will be executed, otherwise, the else block will be executed. C programming language assumes any non-zero and non-null values as true, and if it is either zero or null, then it is assumed as false value.
What is a loop in PHP?
Loops in PHP are used to execute the same block of code a specified number of times. PHP supports following four loop types. for − loops through a block of code a specified number of times. while − loops through a block of code if and as long as a specified condition is true.
How to use if else inside echo in PHP?
if…elseif…else statement – executes different codes for more than two conditions switch statement – selects one of many blocks of code to be executed PHP – The if Statement The if statement executes some code if one condition is true. Syntax if ( condition) { code to be executed if condition is true; } Example Output “Have a good day!”
What does if else statement mean?
What is If Else? An if else statement in programming is a conditional statement that runs a different set of statements depending on whether an expression is true or false. A typical if else statement would appear similar to the one below (this example is JavaScript, and would be very similar in other C-style languages).
How to end if statement in PHP?
current () – returns the value of the current element in an array
What does if else mean?
The if-else is statement is an extended version of If. if (test-expression) { True block of statements } Else { False block of statements } Statements; n this type of a construct, if the value of test-expression is true, then the true block of statements will be executed. Also, what is an ELSE IF statement in C ++?
