PHP variable interpolation vs concatenation
102345
Should I use curly brackets or concatenate variables within strings?
42952
Performance of variable expansion vs. sprintf in PHP
68344
Concatenating strings, unevaluated expressions and evaluated expressions/values
132682
What does a leading zero do for a php int?
146133
Variable variable class extensions in PHP--is it possible?
123728
Singular or Plural setting to a variable. PHP
152763
php == vs === operator
31262
Constructing variable names from a string
149735
Are objects in PHP passed by value or reference?
97134
PHP conditionals, brackets needed?
41650
Large braces for specifying values of variables by condition
138718
Does "+" use in String concatenation affect efficiency?
135345
Appending to Variables
73085
Javascript (+) sign concatenates instead of giving sum of variables
38499
Difference between declaring variables before or in loop?
125047
When is it better to use String.Format vs string concatenation?
33662
How to get a variable name as a string in PHP?