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<?php $accountNumber = "NRAITCHEFF"; $analyticsClasses = "1234567F"; var_dump( strpos( $analyticsClasses, substr($accountNumber, 0, 1) ), is_numeric(strpos( $analyticsClasses, substr($accountNumber, 0, 1) )) );
Output for git.master_jit, git.master, rfc.property-hooks
bool(false) bool(false)

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