What happens if the value on the left side of the null coalescing operator is not null?
The null coalescing operator (??) in PHP is used to assign a default value to a variable if the value on the left side of the operator is null. However, if the value on the left side is not null, the operator does not have any effect on the variable. When the value on the
How can the null coalescing operator be used to set a default value for a variable?
The null coalescing operator in PHP can be used to set a default value for a variable. It provides a concise way to check if a variable is null and assign a default value to it if it is. The null coalescing operator is represented by two question marks (??). To understand how the null
- Published in Web Development, EITC/WD/PMSF PHP and MySQL Fundamentals, Expertise in PHP, Null coalescing, Examination review
How does the null coalescing operator work in PHP?
The null coalescing operator in PHP is a powerful tool that allows developers to handle situations where a variable may be null or not set. It provides a concise and efficient way to assign a default value to a variable if the original value is null. The null coalescing operator is represented by two question