How can we display information of a variable and readable by a human with php?


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Why print_r is used in php?

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What is properties of class?

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How can you count number of parameters given in a URL by POST method?

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Is php easy language to learn?

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What is php session_start() and session_destroy() function?

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Tell me whether it is possible to share a single instance of a memcache between multiple php projects?

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What is the use of pear in php?

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hi! i am tushar. i am trying to insert digital signature in a pdf file using PHP. i create a digital signature jpg image using imagecreatefromjpeg() function, but whenever i trying to insert it into my pdf file it shown this error. "FPDF error: Not a JPEG file: signature.jpg". could some one help me? how can i insert a digital signature in a pdf file using PHP?

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What is php stack?

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What is the difference between include and require?

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