PHP print_r() Function
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How to Print an Array in PHP Using Print_r()
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All You Need to Know to about print_r in PHP | Edureka
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All You Need to Know to about print_r in PHP | Edureka
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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
Secure coding by returning True in print_r() and var_export() functions... | Download Scientific Diagram
