Difference between echo, print and print_r in PHP
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All You Need to Know to about print_r in PHP | Edureka
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What is difference between echo, print, and print_r in PHP with example? - DevOpsSchool.com
What is difference between echo, print, and print_r in PHP with example? - DevOpsSchool.com
How To Print Array with print_r() In PHP? – WiseTut
Up Periscope: Practical Uses of print_r() in WordPress Development • WPShout
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Print_r in PHP: Understanding Print_r () Function With Examples
Print an Array in PHP using print_r and var_dump, With Examples
