check if string is number or not php
$var_num = "1";
$var_str = "Hello World";
var_dump( is_numeric($var_num), is_numeric($var_str) );
/*
Output -
bool(true)
bool(false)
*/check if string is number or not php
$var_num = "1";
$var_str = "Hello World";
var_dump( is_numeric($var_num), is_numeric($var_str) );
/*
Output -
bool(true)
bool(false)
*/php is numeric
//is_numeric — Finds whether a variable is a number or a numeric string
is_numeric ( $variable ); // returns true or falsephp is variable a number
if(is_numeric($what_am_i)){
//true
}Copyright © 2021 Codeinu
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