(PHP4 >= 4.0RC2)
substr_count -- Count the number of substring occurrences
Description
int substr_count (string haystrack, string needle)
substr_count() returns the number of times the
needle substring occurs in the
haystack string.
Példa 1. substr_count() example 1
2 print substr_count("This is a test", "is"); // prints out 2
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