Single and Double Quotes
Single quotes and double quotes
Single quotes keep the variable name as literal text. Single quotes: Hello, $name! Double quotes insert the variable value. Double quotes: Hello, Addam!Explanation
Single quoted PHP strings create string literals, or prints exactly what exists between the single quotes. The firs example prints the variable name in the output. Single quotes recognize escaped single quotes and escaped backslashes. Double quotes allow for string interpolation to print a variable's value(s). Double quotes also allow for other escape sequences. .