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There are three types of Array in PHP with examples.
Numeric/Indexed Array – In this array index will be represented by a number or integer. By default, its index begins from 0.
Ex: - $num [0] = “Mohit”;
Associative Array – In this Array index/key will be represented by a string value.
Ex: - $fees [“Mohit”] = 800;
Multidimensional Array – Arrays of Arrays come under the category of multidimensional arrays. This is called multidimensional arrays.
Ex: - $num [0] [0] = 29;