php check if string contains word
$myString = 'Hello Bob how are you?';
if (strpos($myString, 'Bob') !== false) {
echo "My string contains Bob";
}php check if string contains word
$myString = 'Hello Bob how are you?';
if (strpos($myString, 'Bob') !== false) {
echo "My string contains Bob";
}check value contains numbers or letters php
ctype_digit(string text);
Parameter Used:
The ctype_digit() function in PHP accepts only one parameter.
text : Its mandatory parameter which specifies the tested string.
Return Values:
It returns TRUE if all characters of the string are numeric otherwise
return FALSE.
Input : '789495001'
Output : TRUE
Explanation : All digits, return True
Input : 'adc123' or '789.0877'
Output : FALSE
Explanation: String contains number and string or floating point,
return false.Check if a String Contains a Substring in PHP
phpCopy<?php
$mystring = "This is a php program.";
$search = "a";
if(preg_match("/{$search}/i", $mystring)) {
echo "True"; } else {
echo("False");
}
?>Copyright © 2021 Codeinu
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