Php zkontrolujte celé číslo nebo ne

Příklady kódu

5
0

zkontrolujte, zda řetězec je číslo nebo ne php

$var_num = "1";
$var_str = "Hello World";

var_dump( is_numeric($var_num), is_numeric($var_str) );

/* 
Output -
 bool(true)
 bool(false)
*/
0
0

zkontrolujte, zda vstupní hodnota je celé číslo nebo ne v php

// to check the input integer validation we can use is_int() function
Syntax:
is_int(parameter);

$x = 10; //returns true
$x = "123"; //returns false
$x = 12.365; //returns false
$x = "ankur"; //returns false
is_int($x);

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