PHP Character Functions: PHP हमें कुछ ऐसे Functions भी Provide करता है, जिनका प्रयोग करके हम किसी String के Characters के बारे में जान सकते हैं। इनमें से कुछ Functions निम्नानुसार हैं: ctype_alnum() Function ये Function इस बात को Check करता है कि Parameter के रूप में Specified String में केवल Valid Alphanumerical Characters हैं या नही। Valid Alphanumerical Characters के अन्तर्गत A to Z Capital व Small Letters तथा 0 से 9 तक ही Digits होती … [Read more...]
PHP Character Functions
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